30results about How to "High recovery" patented technology

The invention provides systems and methods for separating ethane and heavier hydrocarbons from a natural gas stream. In aspects of the invention, an adsorption unit is integrated with a cryogenic gas processing plant in order to overcome methane recovery limitations by sending the tail gas from the adsorption unit to the cryogenic gas processing plant to recover methane that would otherwise be lost.

Extraction method for recovering metals. Phosphoric acid is contacted with an extractant suspension of solid particulate material comprising a para- or ferromagnetic material core surrounded by an outer shell of a chelating polymer whereby a metal is the solution is adsorbed on the chelating polymer, thereby removing it from the phosphoric acid solution. The metal-containing solid particulate material is magnetically separated from the solution and the metal is stripped from the solid particulate material for reuse.

The invention discloses a method for achieving high-speed camera shooting. The method includes the first step of enabling a photographed object to do linear motion on a shooting plane relative to an area-array video camera, wherein the motion direction of the photographed object is perpendicular to the line direction of a pixel array of the area-array video camera and is parallel to the column direction of the pixel array, the second step of reading line images obtained by each line of pixels in sequence, and the third step of restoring the line images through an image restoring algorithm of a linear-array video camera to obtain images, wherein the line frequency is P in the restoring process, the scanning time interval between two adjacent lines of pixels is recorded to be F, the distance between two adjacent lines of pixels is m, the working distance is H in the shooting process, the focal distance is h, the relative movement distance between the area-array video camera and the object within the time F is L, and the distance that m mapped on the photographed object is M=H*m / h and P=L / (F*L-F*M). By the adoption of the method, the shooting effect of the high-speed linear-array video camera is achieved through a common area-array camera, and cost is effectively reduced. The method is applicable to the fields of size measurement, size detection and the like in industry.

PGMs can be extracted from a source material by heat-treating the source material to form a residue containing PGMs in a cyanide leachable condition and, thereafter, cyanide leaching the residue using a solution containing cyanide to form a pregnant cyanide leach liquor containing PGMs in solution.

The invention provides an anionic collector. The anionic collector is mainly prepared from, by weight, 25-30 parts of petroleum sodium sulfonate, 20-25 parts of drainage oil, 2-3 parts of triethanolamine, 3-4 parts of dimethyl phthalate, and 35-40 parts of water with the pH value being 10. According to the obtained anionic collector, the two low-cost waste by-products, namely petroleum sodium sulfonate and drainage oil, are used as the main raw materials, so that the cost of the anionic collector is greatly reduced, the phosphorus collection rate is increased, the grade of phosphorus remaining after phosphorus tailings are subjected to floatation through the anionic collector is lowered to an extremely low level, and phosphorus in the tailings is efficiently recovered. According to a preparation method provided by the invention, the raw materials do not need to be separated and purified, reaction products are all used as anionic collectors, no waste is produced, the reaction temperature requirement is low, waste resources are effectively utilized, huge economic benefits can be created, and the anionic collector is applicable to large-scale industrial application.

The invention relates to a cultivation method of a high-grain weight excellent-quality ternary hybrid rice variety, belonging to the technical field of plant breeding. The cultivation method comprisesthe following steps: using strong excellent-quality restorer line Zhenhui 084 as a male parent and Zhenhui 129 as a female parent for hybridization with groups; after inbred selection, adopting a wide-narrow-row high-fertilizer sparse planting culture mode from an F3 generation to carry out bacterial blight inoculation identification and screen high-grain weight and appearance quality by generations; measuring and combining the F3 generation with II-32A to identify a restoration degree; measuring and combining an F5 generation with an excellent-quality male sterile line Tianfeng A; culturinga strong excellent-quality restorer line 1126 with excellent plant types, disease resistance, high grain weight, high restoration degree and excellent rice quality; and producing hybrid seeds by the excellent-quality male sterile line Tianfeng A and Yanhui 1126 to obtain a new ternary hybrid rice variety 1126 with compact plant types, strong disease resistance, stable high production, high grain weight and high rice quality reaching an international excellent-quality rice level.

The invention relates to a method for producing a phosphorite flotation agent fatty acid from recycled animal / vegetable oil and swill oil, which comprises the following steps: 1) sending recycled animal / vegetable oil and swill oil into a drying chamber to be thickened; 2) sending the thickened recycled animal / vegetable oil and swill oil into a hydrolysis reaction kettle, hydrolyzing the oil at 80-90 DEG C under the pressure of 1-1.5kg, adding water, emulsifier and sulfuric acid and water in a ratio of 1:(0.8-1):1.2 into the reaction kettle (the emulsifier accounts for 2-5 wt% of oil, and thee sulfuric acid accounts for 1-3 wt% of the sulfuric acid), heating to 80-85 DEG C the oil while vigorously stirring, stirring at the constant temperature of 80-85 DEG C for 5-6 hours, depositing, and discharging water to obtain crude fatty acid; decolorizing, dehydrating and filtering; and carrying out negative pressure distillation in high vacuum to obtain the high-quality fatty acid mixture. The invention has the advantages of simple technique, low production cost, abundant resources, high cost performance, high capture rate and environment protection.

A flotation method for recovering valuable metal containing ore particles from ore particles suspended in slurry is disclosed. In the method, the slurry is treated in an at least one overflow flotation cell and the valuable metal containing ore particles are recovered by conducting the continuous upwards flow of slurry out of the at least one overflow flotation cell as slurry overflow. At least part of the slurry overflow is conducted to a further treatment step in a treatment system.

A process for separating a mixed or raw gas feed to produce a dry gas product and a hydrocarbon liquid product is provided. The process comprises scrubbing heavier hydrocarbon components from the gas feed to produce a lighter ends gas stream and a heavier ends liquid stream; cooling the lighter ends gas stream and separating the cooled lighter ends gas stream into a cold liquid stream and the dry gas product; and using the cold liquid stream to assist in scrubbing the heavier hydrocarbon components from the gas feed.

The invention relates to the technical field of flexible screens, and provides a flexible screen attaching jig and a flexible screen attaching method. The attaching jig comprises a carrying table, wherein the carrying table comprises a first attaching plate, a second attaching plate, an angle adjusting mechanism and a flattening plate assembly; the first attaching plate is provided with a first attaching surface; the second attaching plate is provided with a second attaching surface, and the second attaching surface and the first attaching surface are coplanar or form a preset included angle;the angle adjusting mechanism is connected between the first attaching plate and the second attaching plate; the flattening plate assembly is arranged on the first attaching face, the angle adjustingmechanism and the second attaching face. The angle adjusting mechanism is used for adjusting the included angle between the first attaching face and the second attaching face, so that the flattening plate assembly forms an arc face, and the radius and the arc length of the arc face are changed. By means of the attaching jig, the stress strain of the flexible screen in the limit state is reduced, arc surfaces with various radiuses and arc lengths can be formed when the flexible screen is attached through one attaching jig, frequent replacement of the attaching jig is not needed, and manpower and material resources are saved.

The invention discloses an HEC / CNC / polyisocyanate shape memory aerogel and a preparation method thereof. The method comprises the following steps: polyisocyanate and a nano-cellulose microcrystal solution are mixed and stirred to obtain a mixed solution; the mixed solution and a hydroxyethyl cellulose solution are mixed, stirred and ultrasonically degassed to obtain an HEC / CNC / polyisocyanate solution; and the HEC / CNC / polyisocyanate solution is frozen and dried to obtain the HEC / CNC / polyisocyanate shape memory aerogel. The hydroxyethyl cellulose and the nano-cellulose microcrystal of the invention are used as the basic skeleton, and the polyisocyanate is introduced as a crosslinking agent; the shape memory type aerogel is formed after liquid nitrogen freezing and drying; and the aerogel prepared in the invention restores to the original shape under the driving of water, can be recycled many times, is environmentally friendly and safe, and has a low cost.

The invention discloses a gluten-free bread and a preparation method thereof, and belongs to the technical field of fermented grain product processing. The gluten-free bread comprises the following components in parts by mass: 90-100 parts of rice flour, 0-10 parts of rice protein, 1-4 parts of edible colloid, 0.5-3 parts of yeast, 0-10 parts of white granulated sugar, 0-2 parts of edible salt, 3-10 parts of grease and 75-100 parts of water; wherein the protein content of the rice protein is 70-90%, and the edible colloid comprises hydroxypropyl methyl cellulose (HPMC) and propylene glycol alginate (PGA). According to the invention, gluten-free dough with fermentation extensibility and stable structure is formed by utilizing hydroxypropyl methyl cellulose, propylene glycol alginate and rice protein, the prepared gluten-free bread has good sensory evaluation and texture, and overcomes the disadvantages of small specific volume and unstable tissue structure of gluten-free bread.

The invention provides a HEC / PVA interpenetrating network aerogel and a preparation method thereof. The preparation method comprises the following steps: firstly mixing poly(polyisocyanate) with a nano cellulose microcrystalline solution, and performing stirring to obtain a mixed solution; then mixing the mixed solution with a hydroxyethyl cellulose solution, performing stirring, and performing ultrasonic degassing; then performing freezing and drying on the HEC / CNC / poly(polyisocyanate) solution to obtain a HEC / CNC / poly(polyisocyanate) aerogel; and finally immersing the HEC / CNC / poly(polyisocyanate) aerogel by using a polyvinyl alcohol / glutaraldehyde solution, and performing freezing and drying to obtain the HEC / PVA interpenetrating network aerogel. According to the method, hydroxyethyl cellulose is used as a matrix material, and the nano cellulose microcrystal is used as a reinforcing skeleton; a large number of hydroxyl groups of hydroxyethyl cellulose and the nano cellulose microcrystal are cross-linked and reinforced by using poly(polyisocyanate); and the HEC / PVA interpenetrating network aerogel is successfully prepared by cross-linking with glutaraldehyde. The operation is simple, the cost is low, and mechanical properties, recovery property and recyclable times of the prepared HEC / PVA interpenetrating network aerogel are all greatly improved.

The invention discloses probiotic mulberry leaf tartary buckwheat fine dried noodles and a preparation method thereof. The probiotic mulberry leaf tartary buckwheat fine dried noodles comprise the following raw materials in parts by weight: 30-60 parts of tartary buckwheat whole wheat flour, 15-40 parts of gluten powder, 15-30 parts of high gluten wheat flour, 3-10 parts of protein mulberry leaf powder, 0.8-1.4 parts of bamboo salt, 0.2-0.6 part of edible alkali, 30-35 parts of purified water and 5-7 parts of a probiotic yeast liquid. Through adoption of steps of raw material preparation, mixing, dough kneading, shallow fermentation, tabletting and strip cutting, strip cutting and drying, cooling, quantitative packaging and the like, the probiotic mulberry leaf tartary buckwheat fine driednoodles are good in taste and rich in nutrition, have the effects of clearing liver and improving eyesight, relaxing bowel, losing weight, expelling toxin and the like, and are particularly suitablefor people with hyperlipidemia, hypertension and hyperglycemia. Appetite of eaters can be promoted while various nutrient components are provided; proliferation of bifidobacteria in intestinal tractsis promoted; flora balance is regulated; human immunity can be enhanced; and human health is facilitated.

Surfactants and flow through capacitors (3) work together synergistically to enhance each other's function. Surfactants added upstream into the feed water (1) enhance the flow through capacitor's (3) ability to purify organic compounds from fluid streams. Surfactants (13) added downstream into the product water enhance the micelle forming processes so that they work more effectively in appliances (11), by working in smaller amounts or concentrations, and with less tendency to precipitate, form a solid or a crud.

The present invention discloses a rapid processing method of chiffon cakes. The rapid processing method specifically comprises the following steps: egg yolk, milk and vegetable oil are successively added into mixed powder materials of main powder materials, salt and baking powder; the materials are stirred into a sticky paste shape; tartar cream and white granule sugar are successively added intoegg white; the egg white is completely beaten; firstly, 1 / 3-1 / 2 of the beaten egg white is added in the flour paste; the materials are stirred into a homogenate shape; then the left beaten egg white is added for turning and stirring; finally, the cake paste is firstly subjected to a microwave rapid swelling for 18-64 s at a microwave load condition of 6.5x10<3>-7.2x10<3>J / (kg.s); and then the cakepaste is subjected to hot air baking and curing at a load condition of 9.3x10<3>-11.9x10<3>J / (kg.s), wherein a first baking temperature is 150-160 DEG C and baking time is 15-22 min; and a second baking temperature is 150-190 DEG C and baking time is 8-17 min. The produced chiffon cakes are good in appearances and shapes, and uniform in coloring, have a CD / AF value of 5.11-16.53, a resilience of0.32-0.42 with a P < 0.05 and a hardness of 240-254 g and a chewability of 155-190. The rapid processing method saves time costs by 45.0% or more and can be widely used in the production and processing field of the chiffon cakes.

The invention discloses a comfortable stretch yarn and wool blended yarn. The comfortable stretch yarn and wool blended yarn is characterized by comprising comfortable stretch yarn fibers, worsted basolan wool and anti-pilling acrylic fibers. The invention further discloses a production technology of the comfortable stretch yarn and wool blended yarn. The production technology of the comfortable stretch yarn and wool blended yarn sequentially comprises the steps of preparing comfortable stretch yarn and acrylic fiber blended cotton slivers, preparing worsted basolan wool tops, drawing, roving and spinning; the preparation of the comfortable stretch yarn and acrylic fiber blended cotton slivers comprises an opening picking process and a carding process; in the opening picking process, the comfortable stretch yarn fibers and the anti-pilling acrylic fibers are subjected to first-time blowing, mixed fibers obtained after first-time blowing are packaged, and second-time blowing is carried out. According to the comfortable stretch yarn and wool blended yarn and the production process thereof, after the prepared blended yarn is made into a sweater, the resilience of the sweater can be greatly improved. And when the sweater is hung, bumps are hardly generated, so that the shape preserving property of the sweater is good.

The invention discloses a sweet potato roasted sausage and a production method thereof. The sweet potato roasted sausage is prepared from the following raw materials in parts by weight: 65-85 parts ofsolid sweet potatoes, 2-15 parts of glutinous rice flour, 0.5-4 parts of a quality improver, 0.5-1.5 parts of milk powder and 1-15 parts of white sugar. The production method comprises the followingsteps: peeling the white sugar, thoroughly steaming, and pressing into paste for later use; adding the produced sweet potato paste into a vacuum stirring machine, sequentially adding the glutinous rice flour, the quality improver, the milk powder and the white sugar, uniformly stirring, and carrying out degassing; encapsulating and twisting the degassed sweet potato paste, boiling, cooling until the central temperature of the roasted sausage is below 4 DEG C, and draining off, so as to obtain the sweet potato roasted sausage. By producing the sweet potato roasted sausage from the sweet potatopaste, the purpose of replacing unsafe and insanitary roasted sweet potatoes with the nutrient sweet potato which is safe to eat is achieved. The sweet potato roasted sausage has the taste of the sweet potato roasted sausage, fragrant sweet potato flavor and attractive color and further has important significance to the extension of a sweet potato industry chain and the development of deep processing of the sweet potatoes.

The invention provides an anionic collector. The anionic collector is mainly prepared from, by weight, 25-30 parts of petroleum sodium sulfonate, 20-25 parts of drainage oil, 2-3 parts of triethanolamine, 3-4 parts of dimethyl phthalate, and 35-40 parts of water with the pH value being 10. According to the obtained anionic collector, the two low-cost waste by-products, namely petroleum sodium sulfonate and drainage oil, are used as the main raw materials, so that the cost of the anionic collector is greatly reduced, the phosphorus collection rate is increased, the grade of phosphorus remaining after phosphorus tailings are subjected to floatation through the anionic collector is lowered to an extremely low level, and phosphorus in the tailings is efficiently recovered. According to a preparation method provided by the invention, the raw materials do not need to be separated and purified, reaction products are all used as anionic collectors, no waste is produced, the reaction temperature requirement is low, waste resources are effectively utilized, huge economic benefits can be created, and the anionic collector is applicable to large-scale industrial application.

The invention discloses a processing technology of a composite fabric with a good anti-wrinkle effect. The processing technology comprises the following steps of uniformly mixing cotton fibers, bamboo fibers, polyester fibers and modal fibers, spinning and forming to obtain gray cloth, and then singeing, desizing, boiling off, bleaching and mercerizing the gray cloth to obtain composite gray cloth, then placing the composite gray cloth in an anti-wrinkle finishing liquid to be treated, so that macromolecular chain segments are prevented from slipping when cellulose fibers are subjected to external force, the recovery performance is improved, and the anti-wrinkle performance of the composite fabric is improved. According to the processing technology, anti-wrinkle finishing equipment is used for carrying out anti-wrinkle treatment on the composite gray cloth, the anti-wrinkle finishing equipment is high in automation degree, the composite gray cloth can be efficiently subjected to anti-wrinkle treatment, the anti-wrinkle effect is good, and meanwhile the production efficiency of the composite fabric with the good anti-wrinkle effect is improved.

The invention discloses a preparation method of a polyamide 6 elastomer, the polyamide 6 elastomer prepared by the method, and a product prepared from the polyamide 6 elastomer. The preparation methodcomprises the steps of feeding replacement, hydrolysis ring opening, continuous polymerization, polymerization discharging, extraction drying and the like, wherein a secondary active center is addedinto an elastomer, a branched chain is introduced by an active center point, a planar cross-linked network structure is added, and the micro-cross-linking degree is controlled by using multifunctionalepoxy. The polyamide 6 elastomer disclosed by the invention has the characteristics of high melt strength, good processability, low compression set and high and low temperature impact resistance.

An improved Anaheim-type chile pepper cultivar having a fruit characterized by a relatively thin skin in comparison to other Anaheim-type chile pepper cultivars, such that mechanized peeling of fruit results in an average recovery, excluding skin, seed, and placenta, that is at least 5% higher in comparison to the peeling of an existing Anaheim-type chile pepper cultivar. The improved cultivar further is characterized by a mature seed content of less than 20 pounds per 1000 pounds of fruit and by fruit that is readily de-stemmed by mechanized de-stemming.

The invention discloses a method for improving the quality of room-temperature marinated eggs by far-infrared radiation assisted hot-air drying. The method includes the following steps that marinatedeggs after being marinated are subjected to hot-air drying until the moisture content of the marinated eggs is 62.9%-65.2%; then the marinated eggs are moved into a far-infrared drying box for far-infrared radiation assisted hot-air drying until the moisture content of the marinated eggs is 58.3%-62.3%; and then the marinated eggs are removed out of the far-infrared drying box and are subjected tohot-air drying until the moisture content of the marinated eggs is 55%-58%. According to the method for improving the quality of the room-temperature marinated eggs by the far-infrared radiation assisted hot-air drying, for the dehydration treatment process of marinated egg products before high-temperature and high-pressure sterilization, and the marinated eggs are dehydrated by the far-infraredradiation technology at 60-70 DEG C. Far-infrared rays help to uniformly heat the inner surfaces and the outer surfaces of the marinated eggs, the temperature difference between the inner surfaces andthe outer surfaces is reduced, the diffusion of moisture from the interiors of the marinated eggs to the surfaces is improved, and the uniform distribution of moisture in the marinated egg products is promoted.

The invention discloses a metal ion-organic ligand flotation reagent as well as a preparation method and application thereof. The reagent is formed by metal ions with the valence higher than bivalent, xanthate compounds and the like through coordination. The flotation reagent can effectively strengthen the desulfurization process of the high-sulfur tungsten ore, enhance flotation of residual fine-fraction pyrite, chalcopyrite, sphalerite and other sulfide ores in the front tungsten flotation section, reduce the sulfur content of the tungsten flotation section, purify the tungsten flotation environment, improve the tungsten flotation grade and recovery rate, and improve the tungsten flotation efficiency. The flotation reagent is applied to the flotation connection part of sulphide ore and tungsten ore in a beneficiation section, the influence of sulphide ore residues in tungsten flotation is reduced, and leap-type increase of tungsten flotation indexes of high-sulfur tungsten ore is achieved.

A multi-stage TFF apparatus, comprising a bioreactor capable of holding cell culture media; a first stage TFF device in fluid communication with the bioreactor; a storage tank in fluid communication with the first stage TFF device; a first recirculating loop in fluid communication with the first stage TFF device and the bioreactor; a second stage TFF device, in fluid communication with and downstream from the storage tank; and a second recirculating loop in fluid communication with the second stage TFF device and the storage tank.

The invention discloses a production process of a double-color composite wrinkled knitted fabric. The production process comprises the following steps: 1) preparation of colored polyester filament yarn: pre-crystallizing and drying polyester chips, and carrying out melt extrusion on the dried polyester chips, thermoplastic polyurethane, monoisocyanate, a dispersing agent and color masterbatch to form the polyester filament yarn; 2) preparation of wrinkled knitted fabric; 3) preparation of single-sided tatting-imitating seersucker fabric; (4) compounding: compounding the wrinkled knitted fabric prepared in the step 2) and the single-sided tatting-imitating seersucker fabric prepared in the step 3) by adopting a hot melt adhesive net film, and enabling the wrinkled knitted fabric to be in a flattened state during compounding. According to the production process of the double-color composite wrinkled knitted fabric, thermoplastic polyurethane and monoisocyanate are added into the prepared colored polyester filament yarn, so that the resilience of the colored polyester filament yarn can be improved, and the prepared double-color composite wrinkled knitted fabric is stable in wrinkling style and good in reproducibility.

A pressure swing adsorption process (PSA) comprising the following steps: feeding an input gas containing H2, CO2 and impurities through a CO2 adsorbent material in a pressure vessel under a high pressure; withdrawing a first H2-rich product gas due to adsorption of CO2 in the adsorbent material; setting the pressure to an intermediate pressure causing the adsorbent material release a second gas stream; passing a CO2-rich purge stream through the adsorbent material, obtaining a purge gas; setting the pressure to a sub-atmospheric low pressure, so that a CO2-rich product gas is released under vacuum by the adsorbent material; re-pressurizing the vessel to said high pressure; said steps being performed cyclically in a pressure vessel or in a plurality of parallel pressure vessels of a multiple vessel setup.

A process for the production of a crude solder composition includes the provision of a first solder refining slag that includes tin and / or lead. The process furtherincludes the steps of partially reducing the first solder refining slag, thereby forming a crude solder metal composition and a second solder refining slag, followed by separating the second solder refining slag from the crude solder metal composition,and partially reducing the second solder refining slag, thereby forming a second lead-tin based metal composition and a second spent slag followed by separating the second spent slag from the second lead-tin based metal compositionA copper containing fresh feed is added to step (ii), preferably before reducing the second solder refining slag.