74 results about "High value products" patented technology

Automated, environmentally monitored and controlled storage units and systems for storing, monitoring, and maintaining a supply of products, particularly temperature sensitive pharmaceutical and / or other high-value products, be they temperature sensitive or not. Such automated storage units contain an array of independently addressable holding locations for containers with product in one or more environmentally monitored (e.g., for temperature, humidity, etc.) and controlled zones fitted with appropriate environmental sensors. In preferred embodiments, the automated storage units also include a reader to track product information and status. Product loading, retrieval, and movement within such automated storage units is performed by a computer-controlled robot. A user interface device, preferably in communication with an application service provider to provide remotely managed inventory management and other services, provides users with inventory- and product-specific information.

The invention discloses a raw coal flotation-electrolysis combined quality-based resource utilization method, which relates to the technical field of coal separation, and comprises the following steps: crushing and grinding raw coal, and carrying out flotation separation to obtain clean coal and tailing slurry; mixing the tailing slurry and a sodium hydroxide solution as an anolyte, carrying out electrolysis by taking the sodium hydroxide solution as a catholyte, and carrying out cathode reduction to obtain hydrogen; filtering, separating, washing and drying the anolyte to obtain an inorganic salt product; mixing the filtrate and the washed solution, concentrating, acidifying until the pH is equal to 3, filtering, washing and drying in vacuum to obtain water-insoluble acid; and acidifying the filtrate until the pH value is 1.5, and carrying out extraction, concentration and vacuum drying to obtain the solid water-soluble acid. According to the method, flotation and electrolysis are combined, the utilization efficiency of coal resources is improved, the technological process is simplified, the cost is reduced, the overall economic benefit is improved through a byproduct high-value product, and a more environment-friendly coal separation and utilization mode is achieved.

The invention relates to the technical field of non-woven fabric recycling, in particular to a non-woven fabric recycling method which comprises the following steps: step 1, cleaning waste non-woven fabric, removing impurities and drying; secondly, the design that a plurality of crushing rollers are meshed with stirring blocks is adopted, and the non-woven fabric waste is crushed through rotation; thirdly, a return conveying belt with grabbing blocks is arranged, and the waste materials which are not fully crushed are conveyed back to the stirring area to be treated again; and 4, adding a coagulant into the crushed non-woven fabric, and draining to form a fiber sheet. Waste non-woven fabric is cleaned, subjected to impurity removal and dried, a plurality of crushing rollers are meshed with a stirring block to rotate and crush non-woven fabric waste, a return conveying belt with a grabbing block is arranged, the waste which is not fully crushed is conveyed back to a stirring area to be treated again, a coagulant is added to the crushed non-woven fabric, and prepared fiber sheets are compressed and dewatered; and then through high-temperature melting, fibers are prepared again through a spinneret plate, so that waste materials can be converted into high-value products, and environmental pollution is reduced.

The invention relates to the technical field of high-value chemical recycling of waste plastics, in particular to a method for producing a high-value product through mixed catalytic cracking of waste plastics and heavy oil, which comprises the following steps: A) crushing the waste plastics, and carrying out anhydrous cleaning treatment to obtain clean waste plastic fragments; b) mixing the clean waste plastic fragments with a solvent in a liquefaction unit, and heating and liquefying to obtain waste plastic liquefied liquid; c) filtering the waste plastic liquefied liquid in a filtering unit; d) contacting the filtered filtrate with a fluidized catalyst in a catalytic cracking unit for catalytic cracking reaction to obtain an oil-gas mixture and a spent catalyst; e) performing product separation on the oil-gas mixture; heavy oil is recycled to the liquefaction unit; conveying the spent catalyst to a catalyst regeneration unit, and regenerating under an aerobic condition; the regenerated hot catalyst circularly enters the catalytic cracking unit. According to the invention, high-valued cyclic utilization of the waste plastics can be realized.

Methods of processing a coal-based feedstock to a high value product are provided. In one embodiment a method of processing a coal-based feedstock to a high value product, the method comprises the steps of: contacting the coal-based feedstock with one or more solvents under non-pyrolytic conditions thereby generating a liquid phase; and fractionating the liquid phase to generate at least two fractions under conditions such that at least one of the fractions is the high value product. The liquid phase may comprise 5 to 25 wt % oxygen and at least 70% of the oxygen in the liquid phase may be in the form of phenolic, carboxylic and ketone functional groups of hydrocarbon-based compounds.

This invention relates to the field of industrial wastewater technology, and discloses a resource recovery and zero-discharge treatment process and system for coal gasification wastewater. The resource recovery and zero-discharge treatment process for coal gasification wastewater provided by this invention achieves zero discharge and resource recovery after treatment, with the produced water fully meeting reuse requirements. No wastewater enters conventional downstream advanced treatment and zero-discharge systems. Simultaneously, the salt content in the wastewater is utilized to produce high-value products for sale. The system is not affected by the temperature and quality of the coal gasification wastewater, thus completely solving the shortcomings of conventional biological methods for treating coal gasification wastewater.

The invention provides a combined process method for improving the yield of vacuum residue catalytic cracking products, which comprises the following steps: determining the asphaltene dispersion coefficient d of vacuum residue according to a formula (1), where w asphaltene, w colloid and w aromatics respectively represent the mass fractions of asphaltene, colloid and aromatics in vacuum residue; and carrying out modification and catalytic cracking reaction on the vacuum residue. According to the combined process method, the asphaltene dispersion coefficient d is ingeniously designed, and d is smaller than or equal to 0.5 and dgt; the vacuum residue of which the content is 0.5 is modified by adopting different modification methods, and then catalytic cracking reaction is performed under different conditions, so that the density of a catalyst in a reactor is improved, oil-agent contact in the reactor is improved, the contact instantaneous effective agent-oil ratio can be improved, the catalytic cracking reaction ratio can be remarkably improved, thermal cracking and condensation coke generation reactions are reduced, and the catalytic cracking efficiency is improved. Conversion of inferior heavy oil is promoted, meanwhile, the coke yield is remarkably reduced, and the yield of high-value products is increased.

This application relates to the field of tail gas absorption technology, specifically disclosing a tail gas absorption device for phenothiazine production. The pretreatment mechanism in this application can induce sublimation of phenothiazine microcrystals in the tail gas through multiple stages, allowing the microcrystals to grow sufficiently to a collectable size before entering the collection zone. Then, a multi-stage blade collection mechanism progressively adheres and collects the grown microcrystals, achieving efficient recovery of the phenothiazine microcrystals. Simultaneously, an absorption tower is set up to absorb hydrogen sulfide from the collected tail gas with alkaline solution, and an activated carbon adsorption tower is set up to deeply purify residual hydrogen sulfide and volatile organic compounds. This forms a complete treatment chain with graded treatment and each stage performing its specific function, effectively solving the problem of blockage caused by microcrystals directly entering the absorption tower in existing technologies, while also achieving the recycling of high-value products.

The application provides a method for recovering valuable metals in waste lithium battery black powder based on a eutectic solvent, uses a green solvent system composed of a choline / guanidine compound A containing a quaternary ammonium salt structure and an organic carboxylic acid compound B containing two or more carboxyl groups to recover valuable metals in waste lithium battery black powder, realizes preliminary and efficient separation of lithium cobalt manganese and nickel and graphite, recovers cobalt, manganese and lithium from the leaching solution through a step-by-step precipitation method after the lithium cobalt manganese enters the leaching solution, recovers nickel and graphite through acid dissolution separation of the mixture containing nickel and graphite, separates and recovers the mixture of nickel and graphite through subsequent treatment, the leaching conditions are mild, the pollution is small, the cost is low, and the method has good social and economic benefits; the method provided by the application can produce a plurality of high-value products, has the advantages of strong adjustability, high precipitation efficiency, green environmental protection and low cost, and has wide application value in the separation and recovery of valuable metals and graphite resources in battery black powder.

The invention discloses a coarse cereal high-value treatment method which comprises the following steps: S1, raw material cleaning: screening, cleaning and drying coarse cereals; s2, baking the raw materials, namely performing microwave baking on the cleaned coarse cereals in the step S1, and performing dry cooking; s3, raw material powdering: putting the baked coarse cereals into powdering equipment for powdering treatment; s4, drying the raw materials, namely drying and crushing the raw materials with moisture; s5, sieving the raw materials; and S6, packaging the raw materials. In the processing process, the ultrasonic generator is used for crushing the coarse cereals, so that the mechanical crushing state is avoided, the nutrition loss of the coarse cereals in the crushing process is further reduced, meanwhile, the coarse cereals are crushed by ultrasonic waves, so that the taste of the coarse cereals is better, the coarse cereals can be mixed more uniformly, and the quality of the coarse cereals is improved. And the arrangement of mixing equipment is reduced, so that the production cost is further reduced, and the practicability of the production process is indirectly improved.

This invention belongs to the fields of fermentation and genetic engineering technology, and provides a high-yield hexanoic acid-producing engineered *Escherichia coli* strain, its construction method, and its applications. This engineered strain is *Escherichia coli*... E. coli w3110 was the starting strain, overexpressing the acetyl-CoA transferase gene. act and β-ketothiolase gene bktB Overexpression of trans-enoyl-CoA reductase gene ter 3-Hydroxybutyryl-CoA dehydrogenase gene hbd, and 3-hydroxybutyryl coenzyme A dehydratase gene crt Or, simultaneously not expressing the pyruvate formate lyase gene. pflB or lactate dehydrogenase gene ldhA This engineered bacteria can convert glucose into hexanoic acid, a high-value product, with a yield of 4.968 g / L after 18 hours of fermentation. It adopts aerobic fermentation, resulting in rapid cell growth, a short fermentation cycle, and a high acid production rate. The fermentation process is simple, easy to control, and has low production costs, which is conducive to its promotion and application in industrial production.

This invention provides a method for the synergistic recovery of sulfuric acid and copper and zinc from waste acid from copper strip washing, comprising the following steps: S1, waste acid pretreatment; S2, novel bipolar membrane electrodialysis separation; S3, copper-targeted precipitation separation: adding a copper-targeted precipitant to the heavy metal concentrate to form a stable precipitate, followed by filtration and washing to obtain a copper-enriched precipitate; S4, zinc sulfate preparation: adjusting the pH of the filtrate after copper precipitation separation and removing reducing impurities, then evaporating and concentrating to a solution density of 1.4-1.5 g / cm³, cooling and crystallizing, and centrifuging to obtain zinc sulfate crystals, with the mother liquor returned to the evaporation and concentration unit for recycling. This method can achieve efficient recovery and recycling of sulfuric acid, while simultaneously achieving precise separation of copper and zinc ions and the preparation of high-value products, significantly improving the resource utilization efficiency of waste acid and reducing treatment costs.

The invention discloses a preparation method of a NiO / Co3O4 heterojunction nanofiber catalyst for hydrogen production through microwave cracking of waste plastics (waste shoes and clothes). The preparation method comprises the following steps: respectively adding cobalt nitrate and nickel nitrate into a mixed solution containing polyacrylonitrile and N, N-dimethylformamide to obtain a precursor solution A and a precursor solution B, obtaining a fiber precursor through an electrostatic spinning machine by using double needles side by side, calcining in air to obtain a catalyst, mixing NiO / Co3O4 heterojunction nanofibers and waste plastics (waste shoes and garments) in a solid phase, and carrying out solid-phase modification on the NiO / Co3O4 heterojunction nanofibers and the waste plastics (waste shoes and garments) to obtain the composite material. The carbon nanotubes can be efficiently catalyzed and converted into high-value products (hydrogen and the carbon nanotubes) through a microwave radiation heat treatment method. The catalyst disclosed by the invention has the advantages of simple preparation process, high catalytic efficiency, good selectivity, strong stability and the like, and has relatively important application value in the fields of waste plastic resource utilization and clean energy production.

Methods are provided for upgrading of pyrolysis carbon in order to allow for conversion of the pyrolysis carbon into higher value products. Instead of attempting to convert methane into a high value carbon product (such as carbon nanotubes) and H2 in a single reaction step, pyrolysis conditions can be used to form H2 and pyrolysis carbon. The pyrolysis carbon can then be treated in order to convert the pyrolysis carbon (H to C atomic ratio of less than 0.20) into a product with a higher hydrogen content (H to C atomic ratio of 0.25-0.9 or 2.0-7.0 wt % H). The treatment can correspond to exposing the pyrolysis carbon with hydrogen in the presence of a catalyst, exposing the pyrolysis carbon to conditions for alkylation, or a sequential combination thereof. This can convert the pyrolysis carbon into heavy hydrocarbon products that are resin-like solids at room temperature.

Methods for extracting from microalgae biomass valuable biomaterials, including polysaccharides, which can be used as coatings (biofilms) and other applications are described. The methods provide for partial separation of biomaterials into fractions enriched in different materials, which increases the utility and value of the original biomass, including a protein-enriched fraction, a polysaccharide-enriched fraction, and a lignin-rich fraction. By using the methods of the invention, a biomass source which is currently underutilized can be refined and processed into higher value products, leaving very little or no left-over residue material. The methods can advantageously be used for utilization and valuation of left-over biomass after astaxanthin extraction from microalgae.

The invention relates to a kitchen garbage recycling method which comprises the following steps: pretreating kitchen garbage to obtain a kitchen garbage oil phase, a kitchen garbage liquid phase and a kitchen garbage solid phase; placing the eggs on the surface of wheat bran for hatching to obtain larvae; inoculating the larvae on the surface of the kitchen waste solid phase for breeding, and adding solid residues to obtain a solid mixture; and separating the solid mixture to obtain adults and fecula. The kitchen garbage is fed by insects and is converted into various high-value products: the insect protein can replace conventional feeds such as fish meal and soybean meal, so that the pressure of feed resources is relieved; the insect fat can be used for producing biodiesel or cosmetic raw materials; the insect sand is a high-quality organic fertilizer and can effectively improve the soil fertility. And finally, efficient conversion and sustainable cyclic utilization of the kitchen garbage are realized.

The present application relates to a method and system for producing high-value products with high utilization of crude oil, which comprises: (1) subjecting crude oil to distillation cutting to obtain light crude oil fraction and heavy crude oil fraction; (2) subjecting the heavy crude oil fraction to extraction separation to obtain extracted oil of the heavy crude oil fraction and raffinate oil of the heavy crude oil fraction; (3) contacting a catalytic cracking raw material with a catalyst in a catalytic cracking reactor to perform a catalytic cracking reaction, and separating oil and gas to obtain cracking gas, cracking light gasoline, cracking heavy gasoline, cracking diesel and cracking heavy oil; the catalytic cracking raw material comprises the light crude oil fraction, the extracted oil of the heavy crude oil fraction and difficult-to-convert components. The present application adopts a method combining crude oil component separation and catalytic cracking reaction, and can convert intermediate-based crude oil or poor-quality naphthenic-based crude oil into high-value products, with a yield of high-value products in the whole process close to 65% or more.

The invention relates to a polyethylene wax multi-stage separation refining system, which is provided with at least one group of spraying flash evaporation unit and at least one group of condensation separation unit, the spraying flash evaporation unit is used for enabling molten and pressurized polyethylene wax to form a spraying film for flash evaporation separation, and the condensation separation unit is connected with a top outlet of the spraying flash evaporation unit through a pipeline. And the condenser is used for condensing the light-component gas-phase material obtained by flash separation. Compared with the prior art, the separating and refining system provided by the invention has the advantages that the polyethylene wax can be efficiently refined and separated, various high-purity polyethylene wax or oil products can be obtained, and the defects that the existing polyethylene wax separating process is low in efficiency, various high-value products are difficult to obtain, the process steps are complicated and the like are overcome.

The present application relates to a method for synthesizing high-value products by using refinery furnace gas, which is purified and then sent to a chemical chain three-stage atmospheric reactor, near-pure carbon dioxide, nitrogen and hydrogen products are obtained in each stage, the near-pure hydrogen product after reforming of coke oven gas is used as a supplement hydrogen source to adjust the gas structure, after being pressurized, the mixed raw material is sent to a synthesizer, and then methanol or ammonia products are obtained after gas-liquid separation. The present application solves the problem that carbon dioxide and nitrogen cannot be utilized when traditional refinery furnace gas replaces coal-based carbon monoxide to synthesize high-value products by chemical carbonylation; absorbs part of the coke oven gas at the tail end of the coke oven process, and makes up for the defect that the raw material structure needs cheap hydrogen source supplement in the process; and optimizes the tail gas and low-grade heat recycling process in each production process, realizes near-zero emission in the life cycle and chemical energy cascade utilization.

The invention provides efficient methods for extracting from microalgae biomass after astaxanthin extraction valuable biomaterials, including polysaccharides, that can be used as coatings (biofilms) and other applications. The method provided herein provides partial separation of biomaterials into fractions enriched in different materials, that increases the utility and value of the original biomass. Thus, the method herein provides at least a protein-enriched fraction, a polysaccharide-enriched fraction and a lignin-rich fraction. Thus, by the methods of the invention, a biomass source which is currently underutilised can be refined and processed into higher value products, leaving very little or no left-over residue material. The invention can advantageously be used for utilisation and valuation of left-over biomass after astaxanthin extraction from microalgae.

Methods are provided for upgrading of pyrolysis carbon in order to allow for conversion of the pyrolysis carbon into higher value products. Instead of attempting to convert methane into a high value carbon product (such as carbon nanotubes) and H2 in a single reaction step, pyrolysis conditions can be used to form H2 and pyrolysis carbon. The pyrolysis carbon can then be treated in order to convert the pyrolysis carbon (H to C atomic ratio of less than 0.20) into a product with a higher hydrogen content (H to C atomic ratio of 0.25-0.9 or 2.0-7.0 wt % H). The treatment can correspond to exposing the pyrolysis carbon with hydrogen in the presence of a catalyst, exposing the pyrolysis carbon to conditions for alkylation, or a sequential combination thereof. This can convert the pyrolysis carbon into heavy hydrocarbon products that are resin-like solids at room temperature.

The invention relates to an atmospheric pressure residual oil reduced pressure distillation-visbreaking combined processing device and method, the combined processing device comprises: (1) a reduced pressure distillation heating furnace, the reduced pressure distillation heating furnace comprises a feed port and a discharge port; (2) a reduced pressure distillation tower, a tower bottom discharge port of which is connected with a feed port of the reduced pressure distillation heating furnace through a pipeline; a feed port of the viscosity reducing tank is connected with a discharge port at the bottom of the reduced pressure distillation tower through a pipeline; (4) a visbreaking flash tank, the middle feed port of the visbreaking flash tank is connected with the discharge port at the top of the visbreaking tank through a pipeline; and (5) a bottom discharge port of the viscosity reduction flash tank is connected with a coking device or a solvent deasphalting device. By improving the processing device and process, a visbreaking heating furnace and heating energy of the visbreaking heating furnace are omitted, materials are efficiently modified, and the yield of high-value products is greatly increased.

The invention relates to a method for preparing new energy hydrogen from waste wood, which comprises the following steps of: (1) pretreating the waste wood, baking and carbonizing, and activating and coordinating by using water vapor containing CO2 to prepare string-hole carbon; (2) reacting the string-hole carbon with superheated steam, and controlling the temperature to obtain a large amount of H2 and a small amount of CO; (3) introducing the gas product into a reactor filled with an innovative composite catalyst consisting of Fe, Au elementary substances and four metal oxides, and carrying out catalytic reaction on the gas product and overheated water vapor to convert CO into CO2 and synchronously produce H2; (4) mixing the obtained CO2 and H2, introducing the mixture into a reactor containing a cheap CO2 targeted selective absorption reactant, and removing CO2 while byproducts of high-value nano calcium carbonate whiskers and sodium carbonate nanoparticles are obtained; and (5) treating the tail gas to obtain pure H2. According to the method, the low-value waste wood is converted into high-value hydrogen through a combined process, meanwhile, a high-value product is produced as a byproduct, and the method has the advantages of being environmentally friendly, low in carbon, free of emission, high in hydrogen production rate, small in catalyst loss, low in cost, zero in CO2 emission and the like.

The present invention discloses a method and system for dechlorination and upgrading of mixed waste plastics by microwave selective pyrolysis. Taking advantage of the fact that chlorine-containing plastics can significantly absorb microwave radiation compared to other plastics, and the initial thermal decomposition temperature is significantly lower than other common plastics, a microwave pyrolysis reactor with the function of measuring temperature field and regulating microwave power is designed. Chlorine-containing plastics can be selectively heated by microwaves to achieve dechlorination of chlorine-containing plastics by heating without significantly increasing the temperature of other plastics. Combined with material pretreatment and final temperature pyrolysis treatment, high-value products such as chlorine-free / low-chlorine liquid fuels and pyrolytic carbon can be further prepared. The method of the present invention can reduce the energy consumption of the dechlorination process of mixed waste plastics, and while producing chlorine-free / low-chlorine products, it can significantly reduce the generation of chlorine-containing organic pollutants such as dioxins, improve the utilization rate of mixed plastics, and reduce the comprehensive processing cost of plastic chemical recycling.

The invention relates to nannochloropsis oculata SH2 as well as a screening method and application thereof, and belongs to the technical field of microorganisms. The nannochloropsis oculata SH2 is preserved in the China Center for Type Culture Collection on June 19, 2025, and the preservation number of the nannochloropsis oculata SH2 is CCTCC (China Center for Type Culture Collection) NO: 20251433. The nannochloropsis oculata SH2 disclosed by the invention is rich in long-chain polyunsaturated fatty acid, and can be used for simultaneously producing various high-value products such as EPA (eicosapentaenoic acid) and ARA (arachidonic acid), so that the comprehensive utilization value and economical efficiency of the SH2 are greatly improved, and a foundation is laid for developing compound nutrient products for different people.

This application provides a system for the co-production of ethanol and hexanoic acid through syngas fermentation, belonging to the field of syngas fermentation. The system includes: a primary reactor through which feed gas is introduced; a microbial cell separation device, the inlet of which is connected to the outlet of the primary bioreactor; a distillation device, the inlet of which is connected to the clear liquid outlet of the microbial cell separation device; and a secondary reactor, the inlet of which is connected to the residual distillate outlet of the distillation device. This system enables primary fermentation to produce metabolites such as ethanol and acetic acid. After ethanol is extracted by distillation, acetic acid is used as a substrate in the secondary fermentation system to produce hexanoic acid. Therefore, this system avoids the acetic acid produced during primary fermentation from entering the downstream wastewater system, reducing the wastewater treatment load, and simultaneously converting low-value products into high-value products, thus improving economic efficiency.

A method for synthesizing high-value products from refinery furnace gas is provided. Crude furnace gas from a refinery is purified, and then clean furnace gas is delivered to a three-stage normal pressure reactor in a chemical looping, where nearly pure carbon dioxide, nitrogen, and hydrogen products are obtained in each stage of the process. Nearly pure hydrogen reformed from coke oven gas is used for hydrogen replenishment to adjust a gas structure. Mixed raw materials that meet standards are pressurized and delivered to a synthesizer, and methanol or ammonia products are obtained after gas-liquid separation.

The invention discloses a storage method for improving active ingredients of lotus seedpods, a product and application of the product. Fresh lotus seedpod shells are cut up and then mixed with glucose to obtain a mixture silage, and the silage is dried to obtain the lotus seedpod particles with improved active ingredients. The silage is creatively used as a temporary storage means, the sugar silage is added into the lotus seedpod shells, so that the antioxidant activity and the antibacterial ability of the lotus seedpod shells can be improved, the high-quality silage can be obtained by adding the sugar silage or adding the dry lotus seedpod shell powder into the forage silage, the conversion of the lotus seedpod shells from wastes to high-value products is realized, and economic and environment-friendly benefits are achieved.