129results about How to "Short processing flow" patented technology

The invention discloses a functional biocatalyst for biogas fermentation and a method for fermenting using the catalyst. The catalyst comprises 1-3 parts of a microbial composite bacterial agent, 100 parts of hydrolase accelerant and 61-329 parts of mineral nutrient accelerant, wherein the mineral nutrient accelerant is one or more of microcrystalline ground phosphate rock, microcrystalline zeolite powder, microcrystalline calcium carbonate powder, urea, phosphate, bentonite and active carbon. The biogas fermentation method comprises the following steps: performing biogas fermentation by using 350-650 parts of poultry excrement, 100-300 parts of inoculum and 163-430 parts of functional biocatalyst while controlling the moisture content of the poultry excrement at 75-85%; and stirring and mixing for fermentation, wherein the concentration of the whole original feed liquid is 7-12%. In the invention, apart from the supplement of the nutritive elements for biogas fermentation, the effects of deodorization and inhibition of pathogenic microorganisms are realized through the functional complementation effect among the adsorption of an adsorbent, ion exchange, biodegradation and membrane filtration so that the biocatalyst is harmless; and moreover, the preparation technology has the advantages of simple process, easiness in operation, good effect, low investment, no pollution and wide application value.

The invention relates to a continuous production device and method of orientation nanometer fiber yarns. The continuous production device comprises a yarn bobbin (6), a yarn guiding pipe (5) and a receiver (4); the yarn bobbin (6) is driven by a motor (2) to rotate and is located above the yarn guiding pipe (5); the yarn bobbin (6) and the yarn guiding pipe (5) are perpendicular to each other; the yarn guiding pipe (5) and the motor (2) are fixed on a rotating shaft of a motor (1); the receiver (4) is driven by a motor (3) to rotate; the axes of the motor (1) and the motor (3) are located on the same straight line. According to the continuous production device and method of the orientation nanometer fiber yarns, the continuous production of the nanometer fiber yarns is achieved and the application in the biological, textile, material and electronic fields of nanometer fibers is expanded.

A method for extracting and enriching lithium, including: (a) providing an electrodialysis device including an electrodialysis cell; (b) dividing the electrodialysis cell into a lithium salt chamber and a brine chamber using an anion exchange membrane; (c) filling the brine chamber with salt lake brine; (d) filling the lithium salt chamber with a Mg²⁺ free supporting electrolyte solution; (e) placing a conductive substrate coated with an ion sieve in the brine chamber to operate as a cathode; (f) placing a conductive substrate coated with a lithium-intercalated ion sieve in the lithium salt chamber to operate as an anode; and (g) carrying out an electrodialysis.

The invention discloses a processing method and system for inferior crude oil. The method comprises the steps as follows: a, feeding hydrogen-containing gas and the inferior crude oil into a fluidized bed hydrogen absorption zone (I) of a fluidized bed riser reactor for contact with a first catalytic cracking catalyst and a hydrogen adsorption reaction to obtain a hydrogen absorption product; b, feeding the hydrogen absorption product obtained in the step a into a riser cracking zone (II) of the fluidized bed riser reactor for contact with a second catalytic cracking catalyst and a catalytic cracking reaction to obtain catalytic cracked oil-gas. The inferior crude oil processed by the system with the method has the advantages that the conversion rate of the inferior crude oil can be increased substantially, the yield of dry gas and coke is reduced, and accordingly, clean and efficient use of the inferior crude oil is realized.

The invention provides a rotary furnace cooling agent and a manufacturing method thereof. The cooling agent is a carbonic and ferreous conglomeration which mainly takes iron scale, carbonic waste material and ferreous waste material as raw materials, and prepared by additionally adding caking agent into the raw materials. The weight percentage of the main chemical compositions of the cooling agent meets the following condition: the carbon content is 5-25%, the content of TFe is more than or equal to 50%, the content of S is less than or equal to 0.50% and the content of P is less than or equal to 0.50%. The manufacturing method comprises: the wet materials in the carbonic waste material and the ferreous waste material are firstly dried and crushed by a crusher, and then enters a blending machine to be mixed together with the dry materials such as the iron scale and the like; the mixture is added with the caking agent to be evenly mixed, and the mixed material is sent into a mixing mill and then into a twin-roller ball press machine to be pressed into conglomeration; the pressed conglomeration is screened by a sieving machine, and the qualified screened conglomeration can be sent into a dry furnace to be dried, so that the finished product conglomeration can be obtained. The rotary furnace cooling agent completely uses the waste materials generated in the steel production, and can be used for replacing the common waste steel to be applied in smelting of a rotary furnace, so that no special reduction plant is needed for use, the process flow is short, the cost is low, the using method is flexible, the adding quantity is large, the recovery rate is high, the field operation is seldom affected, the economic benefit and the environmental protection benefit are remarkable, and the promotion and application values are excellent.

The invention provides a preparation method of a pure mulberry silk quilt with aglaia odorata lour fragrance. The preparation method comprises the following steps: (1) putting ripe silkworms on a spinning net; (2) stripping silks so as to obtain rough cotton sheets; (3) performing degelatinization treatment on the rough cotton sheets; (4) cleaning the rough cotton sheets with clear water, and then performing dehydration; (5) removing impurities, reshaping, and then drying for later use; (6) picking and maintaining aglaia odorata lour; (7) scenting the aglaia odorata lour ; (8) weighing the cotton sheets, and pulling the cotton sheets into a fluffy state; (9) cutting the cotton sheets; (10) stretching the cotton sheets one by one, laying the cotton sheets in a crisscross manner, then performing inspection and tidying, and removing impurities; (11) respectively placing one layer of silk-leakage gauze on the upper and lower surfaces of a tidied batt core so as to avoid silk leakage; (12) sleeving the batt core with a batt sleeve; and (13) performing tailor tacking and setting on the batt sleeve and the silk batt core. The obtained silk quilt has no fillets, chrisalis oil and chemical residues; compared with a silk quilt made of traditional silk floss, the pure mulberry silk quilt is relatively natural and environmentally friendly; the pure mulberry silk quilt has aglaia odorata lour fragrance, and also keeps the characteristics of lightness, softness, permeability and body-contact comfort of the silk quilt per se.

A method for preparing aromatic hydrocarbons with carbon dioxide hydrogenation, comprising: directly converting a mixed gas consisting of carbon dioxide and hydrogen with the catalysis of a composite catalyst under reaction conditions of a temperature of 250-450° C., a pressure of 0.01-10.0 MPa, a feedstock gas hourly space velocity of 500-50000 mL/(h·g_cat) and a H₂/CO₂ molar ratio of 0.5-8.0, to produce aromatic hydrocarbons. The composite catalyst is a mixture of a first component and a second component. The first component is an iron-based catalyst for making low-carbon olefin via carbon dioxide hydrogenation, and the second component is at least one of metal modified or non-modified molecular sieves which are mainly used for olefin aromatization. In the method, CO₂ conversion per pass may be above 33%, the hydrocarbon product selectivity may be controlled to be above 80%, the methane content is lower than 8%, C₅₊ hydrocarbon content is higher than 65% and the proportion of the aromatic hydrocarbons in C₅₊ hydrocarbons may be above 63%.

The invention relates to a spray-rolling type loose fiber dyeing machine, and belongs to the technical field of loose fiber dyeing. The spray-rolling type loose fiber dyeing machine comprises a transmission component and a spray component. The transmission component comprises a pair of upper drive rollers and a pair of lower drive rollers. The upper drive rollers and the lower drive rollers are sleeved with an upper guide belt and a lower guide belt respectively to be used in a cooperative mode. The upper guide belt is provided with a first leak hole, the upper guide belt and the lower guide belt operate synchronously, a plurality of upper rollers are arranged in an upper guide belt loop, and a plurality of lower rollers matched with the upper rollers to be used are arranged in a lower guide belt loop. The upper guide belt and the lower guide belt are matched with the upper rollers and the lower rollers to achieve synchronous clamping transportation of the loose fibers. The spray component comprises a dyeing liquid pipe and sprayer heads. One end of the dyeing liquid pipe is communicated with dyeing liquid, the other end of the dyeing liquid pipe is connected with the sprayer heads, the sprayer heads are located above the upper guide belt between adjacent upper rollers, and the dyeing liquid in the dyeing liquid pipe is sprayed downwards onto the loose fibers through the sprayer heads. By means of the spray-rolling type loose fiber dyeing machine, continuous production can be carried out, cost can be lowered to 1/3-1/5 of that in the prior art.

The invention relates to a plasticity machining method for a metal composite pipe. A heating spinning method is adopted for conducting powerful spinning on an assembled composite pipe blank, a laser is used for conducting local heating on the composite pipe blank in the forming process, interface combination of an inner pipe body and an outer pipe body of the composite pipe blank is achieved under the joint action of the temperature and the large deformation, and a formed interface has high bonding strength. According to the provided plasticity machining method for the metal composite pipe, the production technology is simple, the machining efficiency is high, the technology stability is good, and the production cost is low.

The invention discloses a processing method and system for inferior crude oil. The method comprises the steps as follows: a, feeding hydrogen-containing gas and the inferior crude oil into a hydrogen absorption zone (I) of a fixed bed reactor for contact with an adsorbent and a hydrogen adsorption reaction to obtain a hydrogen absorption product; b, feeding the hydrogen absorption product obtained in the step a into a cracking zone (II) of the fixed bed reactor for contact with a catalytic cracking catalyst and a catalytic cracking reaction to obtain catalytic cracked oil-gas. The inferior crude oil processed by the system with the method has the advantages that the conversion rate of the inferior crude oil can be increased substantially, the yield of dry gas and coke is reduced, and accordingly, clean and efficient use of the inferior crude oil is realized.

The invention discloses an aqueous gypsum drying and calcining device. The aqueous gypsum drying and calcining device comprises a roller, rolling rings connected to the roller, supporting wheel sets,a ring gear, a motor, a reducer and a gear, wherein the motor is connected with the reducer. A discharge hole of a screw conveyor is connected with a feed inlet of the roller, and the discharge end ofthe roller is connected with a discharge chamber. An exhaust outlet is formed in the upper end of the discharge chamber, and two discharge openings are formed in the lower end of the discharge chamber. One of the discharge openings is connected with a feed inlet of a returning charge screw conveyer, and a discharge hole of the returning charge screw conveyor is connected with a feed inlet of thescrew conveyor. A spiral pipe is arranged in the roller, the rear end of the spiral pipe is connected with steam inlets, and the front end of the spiral pipe is located outside the roller. The invention further discloses aqueous gypsum drying and calcining process. The aqueous gypsum drying and calcining device has the advantages of multi-function, less equipment, small land occupation, low energyconsumption and high thermal efficiency, has high production efficiency and reliable performance, and can safely operate for a long time.

The invention discloses a processing method of an anti-mosquito polyester knitted fabric. The processing method comprises the following steps of 1 dyeing, wherein a gray fabric is put into a dye vat to be dyed, dispersing dye, a leveling agent DB-212 with the concentration of 1G/L, a deoiling agent DB-808 with the concentration of 1G/L and glacial acetic acid are added, the dyeing temperature is 130 DEG C, the bath ratio is 1:12, and the PH value is 5.5; 2 setting and drying, wherein the dyed fabric is taken out, cleaned in a clean water tank and then put into a setting and drying oven to be dried, the setting temperature ranges from 150 DEG C to 160 DEG C, and the setting time is 1 minute; 3 anti-mosquito padding finishing, wherein an anti-mosquito auxiliary solution is added in a rolling groove of a setting machine, the dried polyester knitted fabric passes through the padding solution contained in the rolling groove and then is delivered into the setting machine to be subjected to anti-mosquito finishing for 2 minutes, the polyester knitted fabric is taken out, and then the finished anti-mosquito polyester knitted fabric product is obtained. According to the processing method, the processing process is short, operation is easy, novel environment-friendly pyrethrin is low inconcentration and high in exhaustion rate, and the environment-friendly requirements are met.

The invention discloses a preparation method of germinated brown rice with high gamma-aminobutyric acid content. The preparation method comprises the following steps: by adopting brown rice prepared by husking rice which is harvested within half a year as a raw material, soaking the brown rice for 2-4 hours by using a soaking solution, germinating soaked brown rice in a container filled with nitrogen, performing water washing on the germinated brown rice by using a deionized aqueous solution containing cell growth factors and sodium salicylate, treating the germinated brown rice subjected to water washing by using phytase, and then performing microwave drying on the treated germinated brown rice to prepare the germinated brown rice with the water weight content of 8-10%. The preparation method of the germinated brown rice disclosed by the invention is short in processing flow and simple, convenient and feasible in technological process, can be used for reducing the influences of a processing course to the inherent quality of the germinated brown rice to a highest extent, and ensures that 'original taste and flavor' of rice grains can be kept to the highest extent; the prepared germinated brown rice is high in nutritional value, is easy to stew and absorb, and is excellent in taste; and the GABA content of 100g of a product is more than 200mg, so that the germinated brown rice has a very good health effect.