45results about How to "Good prospects for economic benefits" patented technology

A device for continuously measuring the temp of furnace hearth in blast furnace is composed of a thermoelectric couple with dual graphite carbon fibers, a pure-graphite carbon brick containing said thermoelectric couple at its axial center position, and a display system. Said pure-graphite carbon brick is installed to the furnace wall on a horizontal level with the tap. Its advantages are continuous measuring, high resistance to high temp and corrosion, and low cost.

The invention provides a grape on-tree storage method. The grape on-tree storage method comprises the step that girdling is conducted on stems when fruits are ripe, wherein girdling is conducted in the mode that the position, 0.5-1.5 cm away from a truck, of each stem is girdled by one circle. The grape on-tree storage method enables the on-tree storage period of summer black grapes to belonger than 45 days, and can make red-globe grapes keep good TSS after at least 90 days of on-tree storage. The grape on-tree storage method has the advantages that required operation is simple, the on-tree storage effect is remarkable, and the market application prospect is huge.

The invention relates to a method for preparing crispy dried sweet potatoes and belongs to the technical field of agricultural product processing. According to the method, fresh white sweet potatoes which are free of worm damage, large in size, smooth in surface and easy to clean are adopted as the raw material, pretreatment including cleaning, peeling and slitting is conducted, then the sweet potatoes are cooked in a pot to be medium-well, transferred to an oven to be baked till surfaces become crispy, soaked with baijiu till the sweet potatoes become wet and soft, taken out, dried, placed in a vacuum fryer to be fried, subjected to centrifugation with a deoiling centrifuge, cooled and subjected to nitrogen-filled packing, and finally the crispy dried sweet potatoes which taste delicious, strong and pure and have a durable aftertaste are obtained.

The invention relates to a method for directionally screening catalase high-production bacterial strain by a self-creative semi-solid culture medium and ocean catalase high-production bacteria obtained by the method. The method includes that hydrogen peroxide is filled into a lower semi-solid agar layer and slowly permeates into an upper liquid culture medium layer and stably supplies a certain oxidation pressure to microbes in the upper liquid culture medium layer, and thereby the purpose that directional enrichment of the catalase high-production bacteria is achieved and the ocean catalase production bacteria have the advantages of high selectivity and high efficiency. A mobility bacillus CGMCC (China General Microbiological Culture Collection Center) No.6043 can be screened from ocean water by means of directional enrichment of the semi-solid culture medium, has the advantages of short growth period, high enzymatic activity and low cost of fermenting catalase production, and is widely applicable to aspects of the textile industry, food industry and waste water treatment and the like. Accordingly, the method for directionally screening catalase high-production bacterial strain and the catalase strain have high industrial utilization value and evident economic benefit prospect.

The invention relates to the field of meat processing and fresh-keeping, and discloses a preparation method of a fresh conditioned chicken product and a natural water-retaining preservative thereof. The natural water-retaining preservative is prepared by mixing the following components in parts by weight: 10-30 parts of edible gum, 30-60 parts of modified starch, 0.5-5 parts of tea polyphenol, 2-15 parts of black pine needle extract and 10-25 parts of trichosanthes kirilowii maxim extract. Compared with the prior art, the natural water-retaining preservative disclosed by the invention is compounded by preferably selecting several natural water-retaining agents and preservatives, so that the natural water-retaining preservative not only can effectively inhibit juice loss and lipid oxidationof fresh conditioned meat products, but also can effectively inhibit the growth of microorganisms under the storage condition of 4 +/-1 DEG C, thereby further prolonging the shelf life of the products; and the defect that the shelf life of fresh conditioned chicken products is short is overcome.

The invention discloses a method for recapping tyres of cars. The method comprises the following steps: selecting, cleaning and drying an old tyre of a car; carrying out processing, burnishing, moulding and typing on the tyre; fixing the tyre on a steel mould for aeration settling; carrying out high-temperature press vulcanization on the tyre in a rubber tyre vulcanizing boiler; and carrying out detection and shaving on the tyre out of the boiler. The method for recapping tyres of cars has few, simple and easy operation steps, little investment and easy industrialized production, thereby having good economic benefit prospects. The recapped tyre has the advantages that the types are various and the use range is wider; tackless does not exist during the use, thereby the tyre is very safe; the tire tread is wearable, thereby the tyre has long service life which is over two times that of other recapped tyres by comparison; and at the same time, the recapping of tyres effectively reduces environmental pollution, thereby having excellent economic and social benefits. The recapped tyre totally accords with quality requirements when being tested by an authoritative quality testing department.

The invention belongs to the field of health-care food processing, and specifically discloses a health-care honeyed bolus and a preparation method thereof. The health-care honeyed bolus is characterized by being prepared from dry black sesame, coix seed, yam, mung bean, radix puerariae, brown rice, buckwheat, oat and refined honey serving as raw materials in the weight ratio of 1 to 1.2 to 1 to 1to 0.5 to 3 to 0.8 to 1.5 to 8 to 11. The inventor provides the health-care honeyed bolus which is an instant health-care honeyed bolus food needed by bodybuilding, the product is convenient to carry,has fragrant and sweet mouthfeel, is free from bad peculiar smell, and is welcomed in the consumer market; a making process of the health-care honeyed bolus is simple and feasible. Factory scale production is facilitated, and the health-care honeyed bolus can be processed in batches to be supplied to the market and has a good economic benefit prospect.

The invention discloses a nitrogen-doped hollow spherical carbon-coated sulfur positive electrode material as well as a preparation method and application thereof. The material is of a spherical core-shell structure with the diameter of 100-400 nanometers, and chemical components of an outer layer comprise a carbon element accounting for 70%-90% of the total mass fraction of the outer layer and anitrogen element accounting for 5%-20% of the total mass fraction of the outer layer; the chemical components of the inner layer comprise a sulfur element accounting for 80-95% of the total mass fraction of the inner layer; and the chemical components of the inner layer account for 65-72% of the total mass fraction of the nitrogen-doped hollow spherical carbon-coated sulfur positive electrode material. The preparation method comprises the following steps: selecting and proportioning polymer materials, and optimizing the preparation processes of the nitrogen-doped hollow spherical carbon-coatedsulfur positive electrode material and the electrode. The commercial technical key of the lithium-sulfur battery positive electrode material is solved, the positive electrode material prepared by theinvention can obviously increase the loading capacity of electrode active sulfur, the cycling stability of a lithium-sulfur battery electrode is enhanced, the service life is prolonged, the production cost is reduced, and the application prospect is wide.

The invention belongs to the technical field of cement grinding aid preparation, and particularly relates to a method for preparing a cement grinding aid from a leachate. The method comprises the following steps: S1, adding activated carbon into the landfill leachate, adsorbing peculiar smell in the landfill leachate, decolorizing at the same time, and filtering the activated carbon through a filter screen after no peculiar smell exists in the landfill leachate; S2, adding a treating agent into the landfill leachate, stirring to form a flocculation precipitate, and filtering the flocculation precipitate; S3, adjusting the pH value of the landfill leachate to 9-11 to obtain a modified landfill leachate; and S4, adding the modified landfill leachate, triethanolamine, glycerol triacetate, propylene glycol, triisopropanolamine, sodium silicate and molasses into water, and stirring and mixing to obtain the cement grinding aid. The landfill leachate is used as a main raw material to replace heavy alcohol in the cement grinding aid, and the addition amount of the heavy alcohol is reduced, so that the cost of the cement grinding aid is greatly reduced.

The invention relates to an enzyme preparation for aramid fiber pretreatment, and a preparation technology thereof. An aramid fiber sized with a starch and PVA composite slurry has good desizing and refining effects, and a good sharing performance with hydrogen peroxide for oxygen bleaching can be realized, so a treated fabric has good capillary effect, high whiteness, high desizing thoroughness and fluffy and soft hand feeling. Alkaline cold pad-batch and alkaline long-turning processes can be replaced, and existing process equipment is slightly changed, so compared with the alkaline process,the technology of the invention has the advantages of low energy consumption, reduction of the COD content in wastewater, convenience for large-scale production, and good economic, social and environmental benefits.

The present invention provides a method for producing cellulase through solid state fermentation by adopting rice straws as a main raw material, wherein a strain Trichodema reesei QZ-5 preserved in the China Center for Type Culture Collection on June 5, 2012 and having a preservation number of CCTCC NO: M2012204 is adopted as a fermentation strain, agricultural product waste rice straws are adopted as a main raw material to carry out solid state fermentation to prepare cellulase, the international standard method recommended by the International Union of Pure and Applied Chemistry (IUPAC) is adopted to determine enzyme activity (ie., filter paper enzyme activity FPA determination), activity of cellulase produced by per g of the rice straw is more than 4 IU/g, and the produced cellulase can be widely used in fields of energy sources, textiles, papermaking, feeds, food and the like, and belongs to the technical field of biology.

The invention provides a method for preparing biomass materials on the basis of cinnamomum longepaniculatum leaf residues. The method includes steps of drying, smashing, adhesive mixing and setting. The method has the advantages that the cinnamomum longepaniculatum leaf residues can be stably adhered by the aid of special technological operation and specially prepared flour adhesive which comprises flour, lignin, sodium hydroxide and water; the shortcoming that materials are loose and are easy to break and smash after being mixed with existing cinnamomum longepaniculatum leaf residues can be overcome by the aid of the method, the strength of the biomass materials can be reinforced, and the biomass materials are natural and harmless.

The invention discloses a mobile VACOM heat exchanger cleaning method and device. A cleaning circulating system is formed by a mobile car; the temperature and the concentration of cleaning liquid filled with a sulfamic acid solid chemical cleaning agent are controlled; then, a corrosion inhibitor with a certain concentration is added to control the cleaning flowing speed of a heat exchanger; the dipping cleaning is performed; and the operation from circular cleaning to drainage is performed until the pH is higher than 7. The device comprises a mobile cleaning box; a medicine distribution portis formed in the cleaning box; a discharge pipe and a water inlet pipe communicating to a medicine distribution box are arranged on the side wall of the cleaning box; a stirrer, and a liquid inlet pipe, a recirculation pipe and a liquid return pipe communicating to a heat pre-exchanger are arranged in the cleaning box; the cleaning box is provided with a temperature meter and a magnetic overturning plate liquid level meter; and the heat pre-exchanger is provided with a refrigerant port and a heat medium port. The device can effectively solve the problem of system operation stop caused by scaling of the heat exchanger, and improves the system operation effectiveness, safety and economy.

The invention relates to a preparation method of a passion flower extract inhibiting pseudo-ginseng root rot, belonging to the technical field of agricultural planting. The preparation method comprises the following steps: (1) selecting fresh passion flower leaves without diseases and insect pests; (2) cutting into pieces; (3) immersing the passion flower leaves into an extracting solution for soaking; (4) putting the passion flower leaves extracted at normal temperature into an ultrasonic instrument, and ultrasonically extracting; (5) after extracting, puring out, and filtering by using silk and filter paper; (6) performing vacuum concentration by using a vacuum decompression concentration pot; (7) performing ultraviolet sterilization; (8) after sterilization, adding sterile water to a constant volume, and putting into a 4-DEG C refrigerator for standby application. The method is simple, and convenience and quickness are realized; according to the method, passion flowers, especially the passion flower leaves, are taken as a raw material to extract the extracting liquid for inhibiting pseudo-ginseng root rot, and are used for preventing and treating pseudo-ginseng root rot; convenience and quickness are realized, the use of chemical agents can be avoided, and the pseudo-ginseng root rot can be effectively inhibited.

The invention provides a rapid recovery device for offshore oil pollution. The rapid recovery device comprises a ship body, the ship body is connected with an oil storage bin and connected with a scraper through a lifting mechanism, the scraper is obliquely arranged, the front end of the scraper is used for collecting floating oil dirt, and an oil collecting groove is formed in the rear end of the scraper and communicates with the oil storage bin through an oil pump. The emulsion breaker is suspended in an emulsion layer through specific gravity adjustment, so that the emulsion layer is separated into oil and water. An emulsion layer is broken into oil and water, and the problem that only an oil layer can be collected in the market is solved. The scraping plate inclines relative to the water surface, so that when the upstream end of the scraping plate is located in oil dirt, the ship body operates at a low speed, and the oil dirt can flush the scraping plate to enter the oil collecting groove. The top overflow position of the overflow groove is lower than the top of the oil storage bin. The water overflows and is discharged from the top of the overflow groove under the action of gravity until the storage cabin is full of the oil dirt, the content of the water mixed in the oil storage cabin is reduced, the oil dirt water removal procedure in the later stage of oil dirt collection is reduced, and the oil dirt collection efficiency of the whole structure is improved.