437results about How to "Reduce production links" patented technology

The invention relates to the field of the medicine, in particular to a method for extracting and separating a chlorogenic acid monomer from honeysuckle. The prior art is lack of a method for the mass preparation of the chlorogenic acid monomer from the honeysuckle. In the invention, the technology is realized by the following preparation steps of: (1) soaking by alcohol: putting the honeysuckle into an alcohol solution for soaking, heating, refluxing, filtering and concentrating; (2) degreasing: degreasing the obtained filtrate thrice by adopting a weak-polarity solvent, and taking a water layer; (3) enriching by macroporous resin: enabling a water layer solution obtained in the step (2) to pass through the macroporous resin, washing by water, collecting effluent liquid and water washing liquid, concentrating and regulating the pH value; (4) extracting: extracting a solution obtained in the step (3) by adopting a moderate-polarity solvent, taking an organic layer, concentrating and recovering the solvent to obtain a faint yellow puffy solid substance; and (5) recrystallizing. The invention adopts an alcohol extraction method to enhance the extraction rate and the transfer rate of the chlorogenic acid, the final transfer rate of the chlorogenic acid is as high as 84 percent, and the purity of the obtained product can reach more than 98 percent.

The invention belongs to the technical field of metallurgy, and particularly relates to a suspension roasting device and technology for producing multiform aluminum oxide. The device is composed of a feeding system, a roasting system, a crystal separation system and a cyclone dust removal system, wherein the feeding system comprises a quantitative feeder, a spiral feeder and a drier, the roasting system comprises a cyclone preheater, a roasting furnace and a burning station, the crystal separation system comprises a cyclone separator, a crystallizer, a controllable material level valve, a cyclone cooler and a drying cooler, and the cyclone dust removal system comprises a dust remover, an induced draught fan and a chimney. During working, an aluminum hydroxide filter cake serves as the raw material, the roasting temperature of the roasting furnace and the time for materials staying in the crystallizer are adjusted according to different requirements of multiform aluminum oxide products, and finally obtained different aluminum oxide products are discharged out of the drying cooler. According to the device and technology, metallurgical aluminum oxide and high-temperature aluminum oxide are produced at the same time with one set of device and the same kind of material by adjusting operating parameters.

The invention discloses a construction method of a universal type LED (light-emitting diode) lamp bulb and a flange snap ring type LED lamp bulb. The construction method is characterized in that a heat conduction support is a structural support main body of a lamp bulb so as to form an LED lamp bulb bare engine core constructional element, and a thin shell formal lens snap ring supports the LED lamp bulb bare engine core constructional element in an auxiliary manner; a lens snap ring is provided with an installation flange hole and a flange through hole corresponding to the heat conduction support is sleeved on the heat conduction support and is used for installing the lamp bulb, and the LED lamp bulb bare engine core constructional element is composed of the heat conduction support, a bare engine module, an inner snap ring and a light distribution optical lens; and an inner cover is arranged outside the bare engine module, and the heat conduction support is provided with an electrical connector. According to the invention, the lamp bulb has a radiator to carry out independent working, the lamp bulb can be arranged on the incidental radiator of a lamp, the lamp bulb is flexible and changeful on use, and the lamp bulb, the lamp and a lighting control product realize respective independence in the aspects of manufacture and use; and the production links of an LED lighting product can be greatly reduced, the production mass is improved, and the lamp bulb is beneficial for the industrialization of an LED energy-saving lighting product.

The invention relates to a vacuum sealed molding casting method production process for a front bridge and a rear bridge of an automobile. The front bridge and the rear bridge of the automobile are characterized by being produced by the following steps that: (1) a model is provided with a longitudinal air hole by which the model is divided into an upper half body and a lower half body; (2) the upper half body of the model is flatly placed on an air exhaust box, a film is roasted to be soft and then covered on the surface layer of the model, and after air exhaust, the film is closely adhered to the model and a top plate; (3) the film, covered on the circumference of the gating and risering model, is jointed with an in gate in the half body of the model, the film on the model is sprayed with a coating, and then a sand box is covered, the sand box is filled with dry sand, a vibrating table is started to tamp the dry sand, the surface of the sand layer is scraped to be smooth, and an upper opening is covered by a sealing cover; (4) the dry sand is agglomerated and hardened by vacuum pumping, the air exhaust box stops air exhaust, but the sand box is continuously vacuumized, the sand box is lifted up, the upper half body models is taken out, the gating and risering model is drawn out, and the upper sand box is formed; (5) the lower half body of the model repeats the steps to form the lower sand box; and (6) the bottom surfaces, where the mould cavities of the half body models are formed, of the upper sand box and the lower sand box are closed, and the molten metal is poured in from the gating and risering, and after cooling, the blanks of the front bridge and the rear bridge of the automobile are produced. The products produced by the process are high in accuracy and low in cost.

The invention relates to a film for suction plastic packaging of medical equipment and a method for preparing the same. The film adopts a five-layer structure; the first layer is a heat seal layer A, of which the component is co-mixing resin of linear low-density polyethylene and metallocene catalytic polyethylene taking octene as a comonomer, wherein the content of the metallocene catalytic polyethylene in the co-mixing resin is 20 to 40 weight percent; the second layer is an inner layer B, of which the component is linear low-density polyethylene containing a hexene comonomer; the third layer is a core layer, of which the component is linear low-density polyethylene containing a butene comonomer; the fourth layer is a bonding layer D, of which the component is maleic anhydride grafted polyethylene; and the fifth layer is a weathering resistant layer E, of which the component is nylon 6 or 66. The preparation method comprises the following steps that: the bottom blowing water cooling type co-extrusion process or flow casting method is adopted, and the plastics is subjected to fusion and die inflation or flow casting, and quick cooling at water temperature of between 15 and 18 DEG C. The film and the preparation method have the advantages that: the method is simple; the products have merits of various resins; the film can be thermally sealed with the dialyzing paper without glum spreading; and moreover, the method and the film also have the advantages of low film thickness, good comprehensive property and reutilization.

The invention discloses a method for preparing a vehicle urea solution. The method comprises the following steps: treating industrial desalted water by a reverse osmosis device, a microporous filter and an EDI electric deionizing device and then sterilizing to obtain high purity water, wherein the resistivity of the high purity water is equal to or greater than 16 Momega.cm at 25 DEG C; mixing the high purity water with a high temperature urea solution which is subjected to ammonia and CO2 removal by virtue of flash evaporation during production of urea to prepare a urea aqueous solution with the concentration of 48-55wt% and the temperature of 68-72 DEG C; then cooling to 18-25 DEG C, filtering to obtain crystallized urea, mixing the crystallized urea and the high purity water to prepare another urea aqueous solution with the concentration of 31.8-33.2wt%; finally filtering by a filter film with the aperture of 0.2-0.5 micron to obtain the final vehicle urea solution. According to the method, the vehicle urea solution is directly produced without an external heating source, the contents of biuret, metal ions, insoluble substances and the like are relatively low, the method is especially suitable for directly producing vehicle urea in a urea production factory, and the cost during production is reduced.

The invention relates to an on-chip all-in-one micro integrated magnetic sensor, which consists of a Hall part, a dynamic imbalance eliminating circuit, a hysteresis comparison circuit, a logic control and oscillator circuit and an H-bridge output circuit, wherein the logic control and oscillator circuit provides two complementary clock signals CLK1 and CLK2 which are obtained by inverting the same clock signal; the dynamic imbalance eliminating circuit comprises an instrument amplifier and a sampling capacitor, under the clock signals CLK1 and CLK2, a voltage signal of the Hall part is inputted into the instrument amplifier, and the hysteresis comparison circuit is of a Schmidt trigger circuit. When CLK1 is adopted as the clock signal and CLK1 signal is high, the output of the hysteresiscomparison circuit is maintained; and when CLK1 signal is low, the output of the dynamic imbalance eliminating circuit is compared with the reference voltage of the hysteresis comparison circuit. Thestability of the circuit performance is good, the production cost is low, the production links and the test links are reduced, the encapsulation difficulty is reduced, and the automatic industrialized mass production can be realized.

The present invention relates to a kind of brain protein hydrolysate and the production process of its freeze dried preparation. The brain protein hydrolysate for injection is prepared with pig brain and through the steps of homogenating in a colloid mill to collect slurry, hydrolyzing with pepsase and pancreatin to collect supernatant, filtering with filer paper to collect filtrate, separating and purifying the filtrate with hydroxyapetite column, regulating peptide map and collecting object, ultrafiltering with membrane of intercepting molecular weight 8 KD to collecting filtrate, nitrogen and amino acid analysis and adding amino acid in the required amount, and fine filtering with 0.22 micron filtering membrane. The brain protein hydrolysate for injection may be further freeze dried to obtain freeze dried brain protein hydrolysate preparation. The production process is environment friendly, high in yield and low in cost.

This invention relates to a method to prepare a kind of bioorganic fertilizer and its application. The preparation method includes following steps: a) proliferation and cultivation of microorganism species; b) cultivation of microorganism species against stalk antibody; c) adsorption onto a carrier and drying into organic decomposers; d) preprocessing of organic waste; e) inoculation complex fermentation and f) continuous high-temperature fermentation and nontoxification. This invention has the advantages of advanced technique, low production cost, stable product quality and long fertility persistence and can be widely applied in the production of corns, vegetables, fruits and all kinds of economic crops. Besides, it is a green method makes considerable economic, social and environmental benefits.

The invention discloses a method for quickly improving the outplanting rate of culture of kiwi fruit seedlings. The method has the technical characteristics that seeds of delicious kiwi fruits (i.e. the hairy variety) are adopted. The method comprises the steps of: sterilizing soil of a seedbed five to seven days before sowing, and soaking the seeds in water with the temperature of 50-60 DEG C for two to three hours before sowing; sowing in the middle ten days and the last ten days of January, transplanting at the appropriate time of the last ten days of March and the first ten days of April when young seedlings have four to five leaves, extirpating one to two knots at the tips of rootstocks in the first ten days of June, removing coppice shoots 5-10cm at the base parts of seedling trunks in time to guarantee smoothness of the parts of the seedlings to be grafted, grafting single-bud branches at the venter of the rootstocks in the first ten days and the middle ten days of June to the first ten days and the middle ten days of July, breaking the rootstocks off in the last ten days of July and the middle ten days of August, reserving four to five knots above engrafting buds, and breaking off the rootstocks with only barks remained; shearing the rootstocks in the first ten days of September, reserving 4-5cm stumps during stock shearing, removing buds of the rootstocks in time after stock shearing, removing the buds and shearing the coppice shoots as soon as the buds and coppice shoots are come out, and promoting the grafting buds to grow vigorously in combination with the supply of fertilizers and water; and making the kiwi fruit seedlings reach the standard of outplanting at the end of the same year, wherein the rate of outplanting in the same year reaches 80 percent to 90 percent.

A method for continuously producing fuel oil from waste lubricating oil is featured as carrying out treatment of stewing, setting, dewatering and impurity removing for raw material oil to separate out water and mechanical impurities, adding absorbent, catalytic cracking catalyst, molecular weight regulator, sending raw material oil with overheated steam into tube heater after heat exchanging and separating oil gas from heater outlet with fractionating column for obtaining different fue oil.

The invention discloses an LED lighting lamp with a mounting interface support combined component. The LED lighting lamp is characterized by comprising the mounting interface support combined component, an LED bulb (102) with a radiator is arranged on the mounting interface support combined component, a metal punched or plastic die-cast lamp shell (101) is arranged outside the mounting interface support combined component, the mounting interface support combined component comprises a tube support (108), a lamp fixing flange (106) and a lamp shell and bulb fixing support (110) which are connected with one another, and the tube support (108) is formed by cutting standard tubes in a sectioned manner. The LED lighting lamp is simple in structure, low in manufacturing cost and convenient to mount, use and maintain. The bulb (an independent light source) of the LED lamp, a lighting fixture and a lighting control product can be respectively independent in production and use, production links of LED lighting products are greatly decreased, batch production is improved, and standard large-scale production and industrialization of the energy-saving LED lighting products are facilitated.

The invention discloses a method for preparing a transparent low resistance / high resistance composite membrane used for a thin-film solar cell. By adopting the technology of magnetron sputtering and the same conductive oxide target, the method can realize the preparation of the transparent low resistance / high resistance composite membrane by controlling the oxygen content of sputtering gas. The method has the advantage that the transparent composite membrane with low resistance / high resistance or resistance gradient can be prepared in the same vacuum cavity by adopting a target under the technique condition of only changing the oxygen content in sputtering atmosphere without breaking vacuum environment. The production procedures can be reduced, the production period is shortened, and the technique and the operation are simple, so that the production cost is greatly reduced. Furthermore, the technique is simultaneously applicable to the thin-film solar cell structure with upper layer configuration and lower layer configuration.

The invention discloses a method for producing sodium saccharin. The method comprises the following steps: with phthalic anhydride as a raw material, preparing a sodium saccharin solution with baume degree of 25-40 Be at 60 DEG C through an amidation reaction, an esterification reaction, a diazotization reaction, a substitution reaction, a chlorination reaction, an ammonolysis reaction and a neutralization reaction, decoloring, filtering, concentrating, crystallizing, centrifugally drying and drying to obtain a finished product of sodium saccharin, wherein the ammonolysis reaction comprises: with liquid ammonia as a raw material, reacting liquid ammonia with o-sulfonylchloride methylbenzoate obtained in the chlorination reaction to generate o-sulfonamide methylbenzoate. The production method can be used for shortening the process route, reducing the production procedures, lowering the production cost, as well as reducing the ammonia nitrogen emission in production wastewater, the emission of 1 moL NH4<+> can be reduced in each production of 1 moL sodium saccharin, so that the ammonia nitrogen emission in the production wastewater can be decreased by 50% to benefit environmental protection.

The invention discloses a construction method of an universal LED (light-emitting diode) bulb, and a clamp ring lens type LED bulb, wherein a lens clamp ring is as a support main body of the bulb to support an LED bulb light machine core component; a distribution optical lens is as an auxiliary support structure, and the distribution optical lens also is as a mounting base of the LED bulb light machine core component, or the distribution optical lens further coordinates with an inner clamp ring as the mounting base of an LED bulb radiator; and the lens clamp ring is provided with a mounting flange for mounting the bulb. The bulb provided by the invention can independently work with own radiator, also can be mounted on the radiator attached by the lamp; the bulb is flexible and changeable in use; and the bulb, the lamp and the lighting control products are respectively independent for production and use so as to greatly reduce production links of the LED lighting products, to increase batch production of the LED lighting products, and to be beneficial to industrialization of the LED energy-saving lighting products.

The invention discloses a preparation method of champignon polypeptide, which comprises the following steps: (1) crushing dry champignon seeds; adding water of which the weight is 8-16 times that of the crushed seeds; heating to 80-100 DEG C, and keeping for 30-120 minutes; and reducing temperature to room temperature; (2) performing ultrasonic treatment; adding pancreatin or protease with specific activity of 10,000-60,000 international units into each kilogram of champignon, and performing hydrolysis for 120-240 minutes; (3) adjusting the pH value of the hydrolyzate to 4.0-6.0; adding papain or protease with specific activity of 10,000-60,000 international units into each kilogram of champignon; performing hydrolysis for 300-500 minutes; deactivating enzymes; and reducing temperature to room temperature; (4) adjusting the pH value of the hydrolyzate to 6.0-7.5; heating to 90-100 DEG C, and keeping for 60-240 minutes; reducing temperature to room temperature; centrifuging and filtering; and collecting the filtrate; and (5) adding active carbon for decoloration, wherein the ratio of the carbon weight to the filtrate volume is 0.5-2.0%; filtering, wherein the filtrate is a faint yellow clear liquid; performing ultra-filtration with an ultra-filtration membrane of 5,000 Dalton, and collecting the ultrafiltrate; and drying to obtain the champignon polypeptide. Through the invention, the purity of the champignon polypeptide is greater than 50%, and the champignon polypeptide has an anti-fatigue effect.

The invention relates to a high temperature resistance film for blister package of medical sterilization equipment and a preparation method thereof. The first layer of the film is a heat-sealing layer A, and comprises blending resin of block copolymerized polypropylene and metallocene catalyzed polypropylene (mPP), wherein, the melting point of the block copolymerized polypropylene is more than 131 DEG C; the dosage of the mPP accounts for 20 to 50 percent of the blending rein by weight; the second layer of the film is a secondary inner layer B, and comprises homopolymerized polypropylene; the third layer of the film is an intermediate layer C, and comprises homopolymerized polypropylene; the fourth layer of the film is a binding layer D, and comprises polypropylene grafted by maleic anhydride; and the fifth layer is a weather resistance layer E, and comprises nylon 6 or 66. The film is prepared by adopting a bottom blowing water cooling type co-extrusion process or a casting method, wherein, after plastic is sufficiently melted, is inflated or cast by a die, the plastic is cooled at water temperature of between 15 and 18 DEG C. The preparation method is simple, and the product can endure high temperature steam sterilization for long time, and has good heat-sealing performance of dialyzing paper.

The invention discloses a replaceable mold which uses indirect extrusion and drawing to mold crystallizer blank copper pipe. Wherein, said replaceable mold comprises: an upper supporting board and a upper punch body mounted on the machine head; a chassis, a mould sheath, a compression ring, a compression plate, a discharge board, a material underlay and a material underlay ring mounted on the operation board. The invention is characterized in that: a screw is arranged at the lower end of upper punch body to be connected with the screw thread of upper punch pin via double-ended binding bolt; a cavity die is mounted inside the taper hole of mould sheath, while the circumference of said cavity die has spiral groove which contains electrical heating element and the heating element is connected to external circuit via the taper hole of mould sheath; the bottom of material underlay has a screw hole connected with material beating rod of tail block; and the top of upper punch body is connected with upper supporting board key. Said mold has better adjustable ability, which can realize the replacement between punch pin and cavity die, improve the final forging environment of blank copper pipe, and improve the producing efficiency and the rate of finished products, while it can apply the corporation for processing single multi-variety copper pipe.

The invention relates to a method for producing vacuum slab glass that has a smooth surface and has no vertebrate tail and sealing plug and an equipment thereof. One piece of glass is cut into two pieces, then a support is arranged between the two pieces of glass, a bonding agent is coated on the four sides of the glass and one notch is left without coating the bonding agent and is used as vacuum passage of later step, the two pieces of glass are placed into a vacuum box after the bonding process is finished; the inside of the vacuum box is provided with a heating device and a glue-filling machine; also a vacuum pipe is arranged on the vacuum box, then the heating device is started to heat the glass, and a vacuum valve is started to vacuumize, then the glue-filling machine is started to seal the passage, finally the vacuum box is cooled and the pressure is relived to obttain the finished vacuum glass. Compared with the other vacuum glass which has vertebrate tail protuberance on the surface and is sealed by rubber plugs, the vacuum glass production process reduces the production procedure; also the product is more beautiful as the product has no projection or sealing rubber plug; the production line is short, which needs less investment, consumes less energy and reduces the manufacturing cost.

The invention discloses a method for preparing mixed regenerated polyester fibers special for a non-woven material. The method comprises the following steps of: mixing spinning raw materials such as bottle flakes, a chemical fiber friction material, a bubble material and a fluorescent brightener, drying by using a vacuum drum dryer, and performing melt spinning to obtain as-spun fibers with two or more kinds of fineness through two or more spinning box bodies of melt spinning equipment; winding, doffing and bundling the as-spun fibers in turn; drawing in an oil bath, drawing in steam, and reeling; and performing heat setting to prepare the mixed regenerated polyester fibers special for the non-woven material. Compared with the prior art, the method has the advantages that: the fibers produced by the method have two or more kinds of fineness, the raw materials are stably proportioned and uniformly mixed, the non-woven material can have good opening and mixing effects, and the technical index of the non-woven material can be effectively improved. The mixed fibers can be used for producing different styles of non-woven materials, work efficiency is improved, and production cost is reduced.

The invention discloses an LED (light emitting diode) candle-type lamp. The LED candle-type lamp comprises a candle-type lamp, wherein the candle-type lamp comprises a heat conduction converter board (27) and a radiator (103); the heat conduction converter board (27) is provided with an installation interface (AZM) which is used for fixedly installing an LED lamp bulb (102); and the heat conduction converter board (27) is connected with a candle-type lamp shell (101) through bonding, a threaded connection or a clamping manner, and the radiator (103) is arranged below the heat conduction converter board (27). The LED candle-type lamp provided by the invention has the advantages that the structure is simple, the manufacturing cost is low, the installation, use and the maintenance are rapid, cheap and convenient, the failure extensification is not easy, the independence of a lamp bulb, a lamp and a lighting control product of the LED candle-type lamp on manufacture and use is realized, the production link is greatly reduced, the batch production is realized, and the LED candle-type lamp is beneficial for the application and industry scale of LED energy-saving lighting products. The LED candle-type lamp provided by the invention can be applied to different candle-type ceiling lamps or other ceiling lamps with covers, and solves the problem that the traditional energy-saving lamp can not be applied to an incandescence candle lamp environment.

The invention discloses an LED (Light-Emitting Diode) ceiling lamp comprising a lamp of the ceiling lamp. The lamp of the ceiling lamp comprises a ceiling lamp base (106) and a heat radiator (103); a bulb mounting interface is arranged on the ceiling lamp base (106); the heat radiator (103) is arranged on the bulb mounting interface; and a mounting interface (AZM) for fixedly mounting the LED lamp bulb (102) is arranged in the center of the lower part of the heat radiator (103). The LED ceiling lamp has the advantages of strong heat radiation capability, simple structure and low manufacturing cost, and is rapid, cheap and convenient to mount, use and maintain; the bulb, a lamp and an illumination control product of the LED ceiling lamp can be independently produced and used; the production link is greatly reduced; the mass production is implemented; and the LED ceiling lamp is beneficial to application and industrial mass production of an LED energy-saving illumination product.

The invention provides a laser code spraying, detecting and sorting all-in-one machine and a laser code spraying, detecting and sorting method, and belongs to the field of packaging equipment. The laser code spraying, detecting and sorting all-in-one machine comprises a laser code sending control system, a laser code spraying device, a laser code spraying control system, a sorting device, a sorting control system and a master control system, wherein the laser code spraying device is controlled by the laser code spraying control system to perform laser code spraying on products, the sorting device is controlled by the sorting control system to sort the products after laser code spraying, the laser code sending control system, the laser code spraying control system and the sorting control system are all connected with the master control system, the linkage control of the three systems is realized through the master control system, and the laser code sending control system comprises a classification module, a code sending module and a screening module. Through the technology, the production efficiency can be improved, the production links can be reduced, linkage control of code spraying and sorting systems can be realized, the quality stability of the whole products can be improved, and the production of the packaging quality inspection and code spraying and sorting links of people can be more automated.

A technical handling method of cuprum wires cross relates to the annealing process of cuprum wires cross and comprises the following steps: putting cuprum wires cross into a annealing furnace, pumping air in the furnace to form negative-pressure in the furnace, filling the furnace with carbon dioxide protective gas; performing a heating treatment of two stages under pressure, performing a gas releasing decompression processing between stages, then cooling-down slowly in the furnace for 0.3-1 hour, and opening the furnace to cool-down naturally to atmospheric temperature. Therefore, electrical soft wires cross through such annealing treatment has brightening surfaces and excellent finish, without greasy dirt or other soils; exhibits uniform flexibility and strong antioxidant ability, and can be stored for a long time.

The invention relates to an MIC attenuator applied to DC and ultrahigh frequency. The MIC attenuator applied to DC and ultrahigh frequency is characterized by comprising a grounding structure, a film resistor network structure and characteristic impedance matching microstrip lines, the film resistor network structure comprises two direct-connection resistors R and two resistors R1to ground; the grounding structure is a quarter quasi sector open-circuit microstrip line; one ends of the two direct-connection resistors R are connected with one ends of the resistors R1 to ground to form the film resistor network structure of a criss-cross mirror structure, the other ends of the two direct-connection resistors R are connected with the impedance matching microstrip lines at the microwave signal input end and the microwave signal output end, and the other ends of the two resistors to ground are respectively connected with the grounding structure. According to the MIC attenuator for applying DC to ultrahigh frequency, broadband microwave signal energy can be evenly absorbed, the attenuation values of microwave signals of all frequencies in operation bandwidth are the same, meanwhile, any-frequency reflection signals in the bandwidth can be reduced to an extremely low level, and good matching is achieved.

The invention is about the process of the chrome iron with little carbon. It includes: (1) breaking up the material: grinding the chrome iron with high carbon into the powder; (2) put the mixture of powder and the oxidate which ratio is 1: 1-1.5 into the vacuum medium-frequency furnace; (3) the temperature of the furnace is 1200-1350 DEG C and the vacuum degree is higher than 6*10-1 Pa, when the react finish, the temperature is improved to above 1600 DEG C; (4) When the chrome iron melts to liquid, it is lead out from the furnace and cast, so we can get the chrome iron with 0.15% carbon or the chrome iron with 0.03% carbon. The process can save the cost and decrease the production taches.

The invention relates to a new method for producing low polyxylose by utilizing microorganism, which takes corncob as a raw material. The method comprises the following steps: smashing corncob, adding water, and carrying out acidification and high-temperature splitting decomposition to obtain mixed liquor of the raw material; directly inoculating fermented culture of aspergillus niger U8-7, carrying out microbial induction enzyme production zymolysing, and then separating, purifying, decoloring, desalinating, filtering, concentrating and spray drying to obtain the low polyxylose. The method of the invention leaves out the production link for producing low polyxylose, reduces production cost, and obviously increases the output capacity of low polyxylose.

The invention discloses an LED road lamp with a mounting interface support combined component. The LED road lamp comprises the mounting interface support combined component, an LED bulb (102) with waterproof and dustproof functions and a radiator is arranged on the mounting interface support combined component, a metal punched or plastic die-cast lamp shell (101) is arranged outside the mounting interface support combined component, the mounting interface support combined component is connected with a lamp post (116) through a lamp fixing flange (106) and comprises a tube support (108), the lamp fixing flange (106) and a lamp shell and bulb fixing support (110) which are connected with one another, and the tube support (108) is formed by cutting standard tubes in a sectioned manner. The LED road lamp is simple in structure, low in manufacturing cost and convenient to mount, use and maintain. The bulb (an independent light source) of the LED lamp, a lighting fixture and a lighting control product can be respectively independent in production and use, production links of LED lighting products are greatly decreased, batch production is improved, and standard large-scale production and industrialization of the energy-saving LED lighting products are facilitated.

Belonging to the technical field of traditional Chinese medicine extraction, the invention discloses a technological method for extraction of protocatechuic acid from Blumea riparia (Bl.) DC. The method for preparation of a protocatechuic acid monomer consists of: water extraction, concentration, extraction, elution, and TLC preparation and purification. A compound B is determined as protocatechuic acid with a concentration of equal to or more than 99% by HPLC analysis, and is the protocatechuic acid monomer. The technological method for extraction of chlorogenic acid from Blumea riparia (Bl.) DC solves the problems of low preparation purity, small preparation quantity, complex preparation process, and difficult realization of industrialization production. By means of water extraction, concentration, extraction, elution and other processes, high extraction purity and a simple preparation process can be realized. Thus, the method is suitable for popularization, and meets the need of people for protocatechuic acid.

The invention discloses an extracting method of carnosine, which comprises the following steps: removing non-muscle tissue in the animal meat; washing; drying; grinding; adding water to stir into slurry; proceeding double-enzyme hydrolysis; proceeding enzyme inactivation; separating supernatant; adsorbing through hydroxy agustite chromatographic column; hyperfiltering through hyperfiltering film; collecting filtrate; spraying to dry carnosine liquid; collecting dried powder; packing in the vacuum.