30 results about "Sulfur granules" patented technology

The invention belongs to the technical field of gas purification, and in particular relates to an iron complex desulfurizer suitable for super-gravity desulfurization. The active ingredients of the iron complex desulfurizer are the following components: a soluble iron salt, an iron salt complexing agent, hydrosulfide absorbants comprising alkaline matters and alcamines, and additives comprising astabilizing agent, a synergist, a sulfur granule settling agent and a corrosion inhibitor. The iron complex desulfurizer has the advantages of large accumulative saturation sulfur capacity (reaching 0.60g/L), high absorption speed, high efficiency, stable solution performance without degradation, easy recovery of sulfur, less side reactions, low running cost and the like; and the accumulative saturation sulfur capacity and the absorption speed are obviously improved, so the iron complex desulfurizer is suitable for the characteristics of small liquid circulating volume and short retention time of the super-gravity desulfurization, fully takes the obvious advantages of the super-gravity technology in the wet desulphurization, and is a high-efficiency, economic, practical and environment-friendly iron complex desulfurizer.

The invention provides a production process of organic fertilizer; firstly the train liquid is prepared by aerobic actinomycosis; the train liquid is sprayed into the uniform crushed material of straw, Chinese medicine residue, grass coal, wood coal and livestock dung according to the proportion, and then the material is stacked, the temperature rises to 60 DEG C to 80 DEG C automatically, and the temperature is kept for 7 to 14 days and then is dropped to 40 DEGC automatically, after that, the moisture is dried to less than 20 percent; afterwards the material is added with the lemery salt of 10 percent to 15 percent, phosphoric acid amine of 8 percent to 10 percent and amino acid of 1 percent to 2.5 percent, and when is mixed equably, thereby the organic fertilizer is generated. The production of the organic fertilizer has the advantages of simple production process, short production cycle, less strain consumption and low cost. The organic matter content of the fertilizer is greater than 30 percent; the amino acid content is above 2.5 percent; the content of nitrogen, phosphorus and potassium is 8 percent to 12 percent; and the fertilizer efficiency is high; while increasing the crop yield, the crop quality is improved, furthermore, the invention is conductive to environmental protection. Thereby the invention is suitable for the crops of foodstuff, tobacco leaf, vegetable and fruit.

The invention discloses a lithium-sulfur battery anode material, which comprises graphene, metal sulfide and sulfur granules, wherein the metal sulfide comprises at least two transition metal sulfides, and the metal sulfides and the sulfur granules are jointly loaded to the surface of the graphene. The invention also provides a method for preparing the lithium-sulfur battery anode material, the anode sheet comprising the lithium-sulfur battery anode material and a lithium-sulfur battery. The lithium-sulfur battery anode material provided by the invention has a structure that at least two metalsulfides are tightly embedded in the surface of the graphene to form an electric-conduction network structure, a channel is provided for the quick transmission of electrons and ions, the polarity characteristics of the metal sulfides and the characteristic that an edge is rich in active sites can be used for accelerating polysulfide to be converted into lithium persulfide and lithium sulfide in alithium-sulfur battery anode reaction process, the use ratio of active substances in the lithium-sulfur battery is improved, and finally, the lithium-sulfur battery is accelerated to be practical.

The invention provides a sulfur granule modifying agent for complexing iron desulphurization liquid and a use method thereof. The modifying agent is prepared from the following ingredients in percentage by weight: 10 to 30 percent of nonionic surfactants, 0.1 to 0.2 percent of flocculating agents, 5 to 15 percent of wetting agents, 2 to 20ppm of antifoaming agents and the balance of water, wherein the flocculating agents are sodium polystyrene sulfonate, and has the molecular weight being 50 to 200 thousand. A preparation method of the sulfur granule modifying agent comprises the steps of mixing, stirring and dissolving each raw material. In the use process, the materials are added into the complexing iron desulphurization liquid, and the addition is 30 to 100ppm. The sulfur granule modifying agent for complexing iron desulphurization liquid can fast moisturize sulfur; the flocculating effect in the alkaline complexing iron desulphurization liquid is good; the average granule diameter of the sulfur can be increased to a value greater than 120 micrometers from several micrometers; the sulfur can easily settle; the sulfur settling time is reduced; the suspended sulfur content is reduced; a sulfur foam layer in the desulphurization liquid can be eliminated in time; the settling and separation effect of sulfur granules is improved.

A potassium humate, rock phosphorous, sulfur granule: a fully soluble potassium humate component comprising about 3% of the composite granule; a sulfur component comprising about 15% of the composite granule; and a rock phosphate powder component comprising about 82% of the composite granule. The composite granule is semi-soluble and has a pH of 2.5 to about 12.

The invention discloses a preparation method of sulfur-containing ammonium phosphate. The preparation method comprises the steps that a diammonium phosphate device washing solution and elemental sulfur granules are together subjected to wet grinding, the size of the sulfur granules is controlled according to the production requirement, the sulfur granules are sieved and then conveyed to a reactor of an ammonium phosphate production device or conveyed to a storage tank to be mixed with wet process phosphoric acid and then conveyed to the reactor to react with liquid ammonia, and granulating and drying are performed to obtain sulfur-containing ammonium phosphate. According to the preparation method, the fertilizer containing more than two nutrient elements including phosphorus and sulfur is produced through the existing diammonium phosphate device washing solution, an original process route is not changed, and a low-cost product upgrading method is supplied to a traditional device. The obtained product contains uniform elemental sulfur, the returning frequency is significantly decreased, and the dust explosion possibility is reduced.

The invention discloses a preparation method for a sulfur-containing phosphate fertilizer. The method includes: firstly adding additives into an absorption liquid of sulfuric acid tail gas, endowing the absorption liquid with dispersibility to sulfur granules, performing mixing, then adding the mixture into phosphoric acid, using an existing phosphate fertilizer production device, and carrying out reaction, granulation and drying, thus obtaining the product. The method provided by uses sulfuric acid plant tail gas absorption liquid cyclically, utilizes existing ammonium phosphate, triple superphosphate plant and other traditional phosphate fertilizer devices to prepare the fertilizer containing over two nutrient elements of nitrogen, phosphorus, potassium and sulfur, and provides a low cost product upgrading method for traditional device.

The invention relates to the technical field of sulfur, and in particular relates to modified sulfur granules and a preparation method and application thereof. The modified sulfur granules comprise the following raw materials in parts by weight: 80-100 parts of sulfur and 1-10 parts of hydrogen sulfide inhibitor. The modified sulfur granules are prepared by the following steps of: adding the sulfur and hydrogen sulfide inhibitor of the required amount into a reaction container and uniformly mixing; heating the uniformly mixed sulfur and hydrogen sulfide inhibitor in an oil bath at 130-140 DEG C; and after the sulfur and hydrogen sulfide inhibitor are molten, reacting for 25-35 minutes until the product has a bright ash black color. According to the sulfur granules provided by the invention, after the heating reaction of the sulfur and hydrogen sulfide inhibitor in the oil bath, the mixture after the reaction is poured into cold water and then filtered to obtain the modified sulfur granules. The sulfur granules provided by the invention have the characteristics that the raw materials are easily available, the physical and chemical properties are stable, the sulfur granules are convenient to store and transport, and the hydrogen sulfide inhibition effect is good in combination with asphalt; and moreover, the production cost is reduced, and the production efficiency is improved.

The invention relates to the technical field of sulfur containing slow-release fertilizers, in particular to an ammonium phosphate slow-release fertilizer with high sulfur content and a preparation method of the ammonium phosphate slow-release fertilizer. Water, a dispersing agent, a humidizer and a thickener are uniformly mixed, a mixed solution is obtained, the mixed solution and sulfur granules are mixed and ground in a wet type grinding machine, sulfur coating slurry is prepared, the adding quantity of the sulfur granules is limited to be 30%-70% of the quantity of the sulfur coating slurry, and accordingly, dust is not formed in the grinding process; the dispersing agent, the thickener and the humidizer are added for grinding, so that hydrophilization of the surfaces of the sulfur granules is realized, the prepared sulfur coating slurry becomes hydrophilic groups and sprayed in a coating machine to coat surfaces of ammonium phosphate granules, further, a finished product is prepared, the content of sulfur in the prepared finished product is 5%-20%, the content of nitrogen is 15%-16%, and the content of phosphorus is 41%-43%. The quality of the sulfur containing ammonium phosphate slow-release fertilizer is improved, the potential safety hazard of sulfur dust to the production environment is reduced, and the production cost is reduced.

The invention discloses feed addictive carrying sulfur and the method for preparing the same, with hydrotalcite carrying sulfur, and the sulfur content in hydrotalcite is 1-10% by weight percent. The invention takes hydrotalcite as micro-reactor and reduces SO32- with S2- to sulfur. The invention makes use of the nanometer channel structure of hydrotalcite as reactor, so the sulfur granule is small, and the dissipation is uniform and stable. The product is characterized by high sterilizing and disinfection effect and the hydrotalcite can release sulfur slowly because of the features it possesses: bio-availability, compatibility to gastrointestinal tract mucosa, commutativity between layers, high surface activity and large specific surface area. The product can effectively inhibit the propagation of enteric pathogenic bacteria and improve animal production capability.

The invention discloses an electric vehicle age-proof wiper rubber strip. The electric vehicle age-proof wiper rubber strip comprises the following components in parts by weight: 50-80 parts of nitrile rubber, 30-50 parts of butadiene rubber, 15-20 parts of silica gel, 10-15 parts of polyphenyl ether, 2-5 parts of powdered steatile, 4-10 parts of acridine, 10-15 parts of sulfur granules, 10-12 parts of stearic acid, 5-8 parts of benzoic acid ethylester, 6-12 parts of phenyl silicone oil, 1-2 parts of pyridazine, 5-8 parts of emulsified paraffin, 3-6 parts of active biogum, 0.5-2 parts of methyl silsesquioxane, 1-3 parts of quinoxaline, 5-12 parts of graphite, 5-15 parts of a modified filling material, 1-3 parts of an anti-light aging agent, and 1-2 parts of a heat-aging resisting agent. The electric vehicle age-proof wiper rubber strip has the advantages of good toughness, strong corrosion resistance, and good flexibility, can effectively scrape the glass, is difficult to be aged, andhas long usage life.

The invention discloses manufacturing equipment and a manufacturing process for spherical sulfur granules. The manufacturing process is characterized by comprising the following steps of: feeding liquid sulfur pumped by a liquid sulfur pump in a storage tank into a drum granulator through a jacket pipeline to perform granulation, compressing cooling water in a cooling water tank by a cooling water pump and then spraying the compressed cooling water into the drum granulator, and discharging the solidified sulfur granules into a product packing section from one end of the drum granulator; pumping sulfur dust into a water film dust remover by a draught fan in a water film dust removing unit to perform washing and dust removal; discharging the washed clean gas into the atmosphere; delivering the washed sewage containing the sulfur dust to a filter through a filter pump to perform filter treatment; circulating the filtered water to wash the sulfur dust; and delivering the filtered solid sulfur into the drum granulator to perform granulation so as to form large sulfur granules, and packing products. The manufacturing process has the advantages of solving the problem of sulfur dust reclamation during granulation, and preventing the sulfur dust from exploding and polluting the atmosphere. The manufacturing process has the characteristics of large production capacity, small floor area, saved investment, reduction of production cost and the like.

A sulphur de-nitrification system includes a liquid input fluidly coupled to a source of saltwater that includes nitrate; a liquid output fluidly coupled to the source of saltwater; a plurality of vertically-oriented tanks, at least one of the tanks including a liquid inlet that is fluidly coupled to the liquid input to receive a flow of the saltwater, a volume configured to enclose a plurality ofsulphur particles that support de-nitrification bacteria that biologically transform the nitrate into at least one of nitrous oxide or nitrogen gas, and a liquid outlet fluidly coupled to the liquidoutput and the liquid inlets of the tanks; and a circulation system configured to circulate a portion of the saltwater though the liquid input to the liquid inlets of the plurality of tanks, through the plurality of tanks, and from the liquid outlets of the tanks to the liquid output and the liquid inlets of the tanks.

The device comprises an inlet section, a folded plate section, an outlet section, a pollution discharge cavity, a washing system, a top plate and a base, the inlet section is connected with the folded plate section and then connected with the outlet section, an arc-shaped pollution discharge cavity is formed in the lower portion from the inlet section to the outlet section, and a pollution discharge pipe is located at the bottom of the pollution discharge cavity and transversely penetrates out of the base. The upper portions of the two ends of the folded plate section are provided with rails, an intelligent differential pressure sensor is arranged between the two ends of the folded plate section, a water collecting pipe moves in the rails through a sliding block under the action of a reciprocating driver, a partition plate is connected below the sliding block, a water inlet pipe is connected with a telescopic hose and then connected with the water collecting pipe, and a washing pipeline is connected below the water collecting pipe. And the intelligent differential pressure sensor transmits signals to control the water inlet pipe and the inductive switch on the reciprocating driver. According to the invention, sulfur particles and liquid drops in gas are separated, dead-corner-free automatic flushing is carried out under the condition of not stopping production, and secondary entrainment of the liquid drops by airflow during flushing is avoided at the same time.

The invention discloses a traditional Chinese medicine composition for treating sheep actinomycosis and belongs to the technical field of traditional Chinese medicines. The traditional Chinese medicine composition disclosed by the invention is prepared from the following components in parts by weight: 40 to 60 parts of sida rhombifolia, 3 to 15 parts of seaweed, 5 to 15 parts of processed squama manis, 3 to 15 parts of kelp, 5 to 15 parts of spina gleditsiae, 3 to 15 parts of peach kernel, 5 to 15 parts of safflower, 10 to 20 parts of rhizoma phragmitis, 30 to 50 parts of herba pteridis semipinnatae, 5 to 15 parts of radix curcumae, 5 to 15 parts of fructus arctii, 30 to 50 parts of Chinese incarvilla herb, 10 to 20 parts of fourpetal rose root and 5 to 15 parts of fructus jujubae. The traditional Chinese medicine composition has the characteristics of clearing away heat and detoxifying, softening hardness to dissipate stagnation, eliminating swelling and expelling pus, removing blood stasis and stopping pains and the like, has accurate curative effect and has no toxic side effect in a clinical application process.