40 results about "High value products" patented technology

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.

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 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 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 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.

The invention provides a method and system for increasing the carbon sequestration rate in the gas fermentation process, and belongs to the technical field of industrial gas fermention.The method comprises the steps that purified industrial gas is introduced into a fermentation device for gas fermentation, and fermentation mash and fermentation tail gas are obtained; after CO2 is removed from fermentation tail gas through a PSA device, obtained effective gas containing CO / H2 is returned to the fermentation device for fermentation and cyclic utilization; distilling the fermented mash to obtain an ethanol product and organic wastewater; the organic wastewater is subjected to anaerobic treatment to degrade COD and produce biogas, the biogas and CO2 separated by the PSA device are subjected to a CO2-CH4 dry reforming method, and obtained synthesis gas containing CO and H2 returns to the fermentation device for fermentation and recycling. The method can avoid or reduce emission of CO2 in the process, the carbon source can be converted into a high-value product to the maximum extent in the process to achieve carbon fixation, the overall carbon fixation rate of the system is remarkably increased, and efficient utilization of the carbon source is achieved.

A process for converting pyrolysis oil, wax and / or oligomer to higher value products is performed in a reactor system that includes a central axis, a feed assembly, and a reactor vessel defining a reaction chamber. A fuel gas feed and an oxidant gas feed are introduced into the inlet assembly in a swirling fluid flow pattern that combust to form a swirling combustion gas. A hydrocarbon gas and a hydrocarbon reactant feed comprising liquid hydrocarbons of pyrolytic oil, wax and / or oligomer are introduced into the inlet assembly. The liquid feed is introduced as a liquid mist or spray in a flow pattern that is not perpendicular to the central axis. A hydrocarbon feed is mixed with the swirling combustion gas to form a swirling heated mixture, which is passed to the reaction chamber to react to form a converted hydrocarbon product.

This invention provides a method for separating and converting components from herbal biomass, comprising the following steps: placing herbal biomass and a high specific surface area catalyst in a first solvent, and carrying out a catalytic reaction under an inert gas atmosphere and a temperature of 140-220°C, yielding a cellulose solid product and a liquid product after the reaction; rotary evaporating, extracting, and recrystallizing the liquid product to obtain lignin and vinylphenol, wherein vinylphenol is a conversion product of hydroxycinnamic acid; wherein the preparation of the high specific surface area catalyst includes: mixing a soluble metal precursor salt solution with a precipitant solution for a co-precipitation reaction and aging to obtain a precursor precipitate; separating, washing, and drying the precursor precipitate to obtain a precursor powder; and calcining the precursor powder to obtain the high specific surface area catalyst. This method can separate lignin, cellulose, and hydroxycinnamic acid from herbal plants and convert hydroxycinnamic acid into a high-value product.

The utility model relates to the field of packing box especially, a packing box anti -fake structure of accurate judgment packing box whether is opened, including pull ring seat and air bag, air bag sets up in the air bag chamber of pull ring seat, is provided with the opening trigger mechanism for pricking air bag on pull ring seat, and pull ring seat includes pull ring seat thorough cavity, and pull ring seat thorough cavity will be set up with the outside communication of air bag chamber, and the anti -fake liquid is set up in air bag, and the anti -fake structure that will swell after contacting anti -fake liquid is set up in pull ring seat thorough cavity. The utility model is especially applicable to the packing box of high -value product represented by the white spirit.

Equipment (100) for the treatment of wastewater containing dyes, the equipment (100) comprising: a processing unit (102) configured to collect and process agricultural waste materials to obtain a base material; a chemical modification unit (104) which is operationally connected to the processing unit (102) and is configured to chemically modify the base material to change its surface chemistry; a physical modification unit (106) which is operationally connected to the chemical modification unit (104) and is configured to physically modify the chemically modified material in order to change its structural features; a drying and grinding device (108) configured to dry and grind the modified material to form an adsorbent; and an adsorption device (110) configured to bring the adsorbent into contact with dye-containing wastewater in order to remove the dye from it.

The present invention relates to methods for producing high value products (HVPs) by culturing algae in land-based mariculture using a 'hurry up and wait' approach to algal cultivation, in which growth rates are maximised upstream for maximum throughput and decreased quickly via intensive stressing before harvest. The invention also relates to a 'split pond' approach, in which the pond train becomes non-linear to facilitate the 'hurry up and wait' approach, with a maximal increase in light stress pre-harvest.

A biomass processing system is disclosed whereby a counter flow path is provided for recovering yielded product from at least two fermentation stages. In certain configurations, the counter flow path is associated with respective extraction stages that correspond to each respective fermentation stages. To enhance product recovery, certain configurations also disclose mechanical grinding of biomass between fermentation stage to enhance a surface area for further subsequent processing of the biomass. To yet further enhance the system, certain configurations discloses a cell recovery sub-system that agitates processed biomass to separate cells from undigested residues. The recovered cells may be recycled to fermentation stages in the system.

The invention discloses a method for comprehensively extracting lithium from lepidolite and recovering by-products, and relates to the technical field of comprehensive utilization of lepidolite resources, and the method comprises the following steps: step 1, burdening and conversion roasting; secondly, water leaching and fluorite flotation are conducted; 3, acidizing roasting and secondary leaching, wherein sulfuric acid with the concentration larger than or equal to 98 wt% is added into tailings obtained in the step 2 for acidizing roasting; carrying out secondary leaching on an acidified roasting product by using the filtrate obtained in the step 2; step 4, performing slag-liquid separation and preparing a lithium product; and 5, preparing potassium sulfate and mirabilite. According to the invention, limestone ore blending conversion roasting fluorine fixation is carried out, so that the generation of a large amount of hydrogen fluoride is avoided from the source, fluorine is converted into a high-value product instead of a pollutant through fluorite flotation, lithium precipitation carbon sources are all from primary roasting limestone and fuel gas containing carbon, and final waste residues leached after acidification roasting are used as qualified cement raw materials; and zero emission of solid waste is realized, and the environment-friendly bottleneck of the industry of extracting lithium from lepidolite is thoroughly solved.

The present disclosure relates to simple and efficient method for capture and bioconversion of carbon dioxide or biological reduction of carbon dioxide to high value products. Particularly, the present disclosure relates to methods for co-utilization of methane and carbon dioxide using methanotrophic bacteria with or without an optional microbe. The disclosure also relates to corresponding recombinant microbes, method of preparation of recombinant microbes, and systems thereof.

The invention provides a method for producing a vanadium-aluminum alloy by taking smelting vanadium slag as a reducing agent, and relates to the technical field of vanadium-aluminum alloy smelting. The method for producing the vanadium-aluminum alloy with the smelting vanadium slag as the reducing agent comprises the following specific steps that S1, the smelting vanadium slag is pretreated; and S2, smelting processing. Vanadium-aluminum alloy products can be directly prepared through the aluminothermic reduction reaction, the production cost of the vanadium-aluminum alloy is reduced, the smelting vanadium slag serves as a reducing agent, efficient recycling of vanadium resources is achieved, the utilization rate of raw materials is increased, the problem that in the prior art, raw material requirements are harsh is solved, the processes of smashing, screening, uniform mixing and the like are adopted, and the production cost is reduced. The method effectively solves the problem of splashing caused by large difference between melting points and densities of vanadium and aluminum, improves the reaction stability and the product yield, realizes resource utilization of the smelting vanadium slag, converts waste resources into high-value products, and has good environmental benefits and economic benefits.

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.