58results about How to "Optimize the industrial structure" patented technology

The invention discloses a rare earth iron alloy. The content of rare earth is 0-95 wt%; and the balance is iron and inevitable impurities with the total quantity of less than 0.5 wt%, wherein oxygen is not more than 0.01 wt%, carbon is not more than 0.01 wt%, phosphorus is not more than 0.01 wt%, and sulfur is not more than 0.005 wt%. The invention further discloses a preparation method of the rare earth iron alloy. The prepared rare earth iron alloy is uniform in component, low in segregation, low in impurity content, high in rare earth yield, low in cost and free of pollution, is applied to the rare earth steel, and is high in rare earth yield, prominent in effect and suitable for large-scale industrial production.

The invention discloses power generator carbon brush frame intelligent assembling production equipment and a production line. The production equipment comprises a machine frame, a jig transfer component, a wire cutting mechanism, two welding machines, a first CCD photographing component, a second CCD photographing component, a rear cover assembling component, an ultrasonic welding device, a defective product automatic sorting table and a material box. The production equipment is characterized in that the jig transfer component is installed on one side of the top of the machine frame through bolts; the two welding machines are installed on one side of the jig transfer component through bolts, and the outer sides of the two welding machines are provided with the wire cutting mechanism; the outer side of the wire cutting mechanism is provided with the first CCD photographing component; and the outer side of the first CCD photographing component is provided with the second CCD photographing component through bolts. According to the power generator carbon brush intelligent assembling production equipment and the production line, through research and development work, the factory production efficiency is remarkably improved, meanwhile, through the intelligent production process, manpower participation is reduced, and the production safety is improved from the source; and the man-madeabnormal situation is completely eradicated, the product quality is effectively improved, and the reject ratio is decreased.

The invention relates to a treatment method of brine waste in a production process of toluene-2,4-diisocyanate (TDI). The treatment method comprises the following steps of a, carrying out acid neutralization on the brine waste by hydrochloric acid or hydrogen chloride, removing carbonate and generating decarbonized silicate saline water; b, filtering the decarbonized silicate saline water through a coalesce or a tilted plate separator to separate micro oil drops in water; c, mixing the processed brine waste with sodium hypochlorite to oxidize and remove organic pollutant; d, filtering the oxidized waste water, and removing a trace of organic matter by active carbon, and then entering an electrolysis process. By adopting the treatment method, the brine waste generated in production of toluene diisocynate by a phosgene method is cyclically used in production after being processed; cyclic utilization of the entire production process is finished; zero discharge standard of the waste water is achieved; significant economic benefit is brought about, and harmonious sustainable development of economics and environmental protection is also achieved.

The invention discloses a rare earth aluminum calcium silicon iron composite alloy for steel production. The composite alloy comprises the following chemical components in percentage by weight: 1-50% of rare earth, 1-15% of aluminum, 1-5% of silicon, 1-15% of calcium, and the balance of iron. The invention further discloses a preparation method of the rare earth aluminum calcium silicon iron composite alloy for steel production. The rare earth is used as basis, so that the deoxidation and desulfurization effects of steel and iron are greatly improved, and the microalloying effect of molten steel also can be improved.

The invention relates to a method and equipment for culturing seawater pearl shells. Cage-box series connection is combined with a rigid frame plane hanging culture. Firstly, posts are nailed into rows at the bottom of a culturing plant; after pearl shells are put into the box bodies of the cage boxes, a plurality of box bodies are connected together in series with a rope and then are tied to thefixed posts; and the box bodies of the cage boxes keep a certain distance from a seabed. Each cage box comprises a box body and a matrix plate and has the characteristics that each box body has a single-layer or multi-layer structure; the top is provided with an opening; each layer is provided with transverse supporting bars and vertical supporting rods; the circumambience of the transverse supporting bars and the vertical supporting rods are connected with the matrix plates; the pearl shells are put into the box bodies; and the bottoms of the box bodies are provided with gridless bases. The method and the equipment can enhance the survival rate of the pearl shells, have convenient operation and are favorable for the growth of pearl shells. The equipment has long service life.

The invention discloses a pneumatic opposite acting plunger pump which comprises a pump body. The left side and the right side of an inner cavity of the barrel-shaped pump body are each provided with a set of plungers, and an upper water outlet and a lower water inlet are machined in the upper side and the lower side of the middle of the pump body respectively. A flange and a driving mechanism are mounted at the ends of the left side and the right side of the pump body respectively. The plungers on the left side and the right side of the pump body and the driving mechanism have the same structure; the left plungers comprise piston rods, belleville springs I, bolt plugs and belleville springs II, and the belleville springs I, the bolt plugs and the belleville springs II sequentially penetrate through the ends of the right sides of the piston rods. According to the pneumatic opposite acting plunger pump, by means of reasonable water pump cylinder design, the water suction and drainage capacity of a water pump is amplified, an opposite double-plug mode is adopted, the flowing property of water is reasonable, energy consumption loss is reduced, blocking is not likely to happen, and the failure probability is reduced.

The invention discloses a medical equipment full-life-cycle real-time online management system, which comprises a purchase management module, an installation acceptance module, an asset management module, a maintenance management module, a scrap management module, an archive management module, a central processing module and an APP mobile phone terminal, and performs systematic, standardized and refined management on the whole life cycle of each medical equipment in a hospital from purchase, installation, acceptance check, filing, quality control, maintenance, repair, benefit to scrapping so as to provide a powerful guarantee for clinical application of the medical equipment. According to the invention, the working purpose of taking clinical requirements as guidance is practiced, and the working quality of equipment repair and maintenance is improved; and data interconnection and intercommunication with hospital HIS, LIS and PACS systems are established, so that medical equipment benefit analysis is realized, data support is provided for hospital industrial structure optimization and medical equipment purchase decision, and the system has the characteristics of remarkable social and economic benefits, industrial structure optimization and fund utilization rate improvement.

The invention discloses a rice planting method through rice-duck co-culture. The method includes: applying organic base fertilizer and deeply ploughing after parcel selection, drawing water to nourisha field, building a duck house, sequentially subjecting rice seeds to seed basking, seed soaking and germination accelerating after seed selection, performing seedling hardening to culture seedlings,planting auxiliary plants in a rice-duck co-culture area on late March of each year, screwing into soil, transplanting the seedlings, putting ducks into the rice-duck co-culture area after the rice seedlings enter a five-leaf period, controlling feeding material and intake of the ducks during the period, withdrawing the ducks from the rice field in batches after earing of the rice, and harvestingafter yellow-maturing. The rice obtained by the method is high in yield and good in organic performance, high-quality ducks can be obtained, pollution is reduced, and economic benefit is increased.

The invention discloses a lanthanum iron alloy. The content of lanthanum is 0-95 wt%; the balance is iron and inevitable impurities with the total quantity of less than 0.5 wt%, wherein oxygen is not more than 0.01 wt%, carbon is not more than 0.01 wt%, phosphorus is not more than 0.01 wt%, and sulfur is not more than 0.005 wt%. The invention further discloses a preparation method of the lanthanum iron alloy. The prepared lanthanum iron alloy is uniform in component, low in segregation, low in impurity content, high in rare earth yield, low in cost, free of pollution, high in rare earth yield when being applied to rare earth steel, prominent in effect and suitable for large-scale industrial production.

The invention relates to parchment for writing and painting. The parchment for writing and painting is characterized in that processed sheepskin with the thickness between 1.1 mm and 0.8 mm is used as a raw material and is processed, and the thickness of a finished product is 0.1 mm-0.4 mm; and the specific processing steps include gentle tanning through soaking, filling of a slurry clearing agent, shaping and trimming, and wet-drying. The parchment for writing and painting has the advantages that the texture and properties of the sheepskin are changed, the parchment for writing and painting is light, thin like paper, flexible, stiff and compact in structure and has the good properties such as good folding strength and good toughness; the technical problem that the breakage rate in existing leather processing is high is solved; according to processing technical parameters of the processed sheepskin, the thickness is smaller than or equal to 0.4 mm, the ductility is improved by 15%, and the rate of finished products is 100%; manufacturing cost is lowered, no pollution is caused to the environment in the processing procedure, and technological operation is safe.

The invention discloses a praseodymium-neodymium-iron alloy. The praseodymium-neodymium-iron alloy comprises 0-95wt% of praseodymium and neodymium and the balance iron and inevitable impurities of which the total content is less than 0.5wt%, wherein the content of oxygen is less than or equal to 0.01wt%, the content of carbon is less than or equal to 0.01wt%, the content of phosphorus is less than or equal to 0.01wt%, and the content of sulfur is less than or equal to 0.005wt%. The invention further discloses a preparation method of the praseodymium-neodymium-iron alloy. The praseodymium-neodymium-iron alloy prepared through the method is uniform in composition, small in segregation, low in impurity content, high in rare-earth yield, low in cost, and free of pollution; and the praseodymium-neodymium-iron alloy is high in rare-earth yield and remarkable in effect when applied to rare-earth steel, and is suitable for large-scale industrial production.

The invention provides a simple, practical and widely-applied combinatory analysis method of the system structure, ecological efficiency (including resource efficiency and environmental efficiency), ecological assessment, structural optimization and systemic functions of an industrial system in response to the severe environmental problems and different key environmental elements in different regions. In the method, the key elements for ecological assessment are firstly identified, secondly the ecological efficiency content is defined and ecological efficiency of components of the industrial system is analyzed; thirdly ecological assessment of the components of the industrial system is carried out; fourthly, the structure of the industrial system is adjusted according to the principle that the portion of sub-industries with higher ecological efficiency is increased and the portion of the sub-industries with lower ecological efficiency is simultaneously decreased; and finally, the whole function of the industrial system is improved, resources are saved and emission of the environmental pollutants is reduced on the basis of optimizing the structure of the industrial system. The method of the invention can be directly applied to optimizing the structures of the industrial systems of different area types including the globe, countries and cities and has the advantages of strong pertinency, simpleness and practicality and wide application range.

The invention discloses a chicken meatball processing method taking chicken by-products as raw materials. The method includes weighing chicken meat, chicken skin, chicken meat paste and ice water respectively; weighing and taking the chicken meat, the chicken skin and the chicken meat paste, first adding the chicken meat, the chicken skin and a curing agent into a mashing machine for mashing, and then adding in carrageenan, soy protein powder, the ice water, essence, spices and baking soda; adding starch into meat stuffing after mashing, and adding in the chicken skin and the ice water for stirring; feeding the obtained stuffing into ball forming machine for forming, sending into warm water for form fixation, then boiling with hot water, and fishing out; and draining, cooling and quick-freezing the fished out chicken meatballs, bagging the quick-frozen chicken meatballs, and storing in a freezer. The method has the advantages that the chicken meatballs are pure white and elastic, the mechanization degree of the process is high, scraps after finish machining of the raw materials are sufficiently used, the added value of the product is improved, and the industrial structure is optimized.

The invention relates to an aquaculture input-output prediction method based on the grey system theory. The method comprises the steps that firstly, an economic input-output model in the report period is built, input-output coefficients are obtained, and a GM (1,1) model is utilized for predicating the final demanded aquaculture quantity ( the upper limit and the lower limit) and the resource guarantee degree (the maximum amount and the minimum amount); through qualitative analysis and quantitative study, the input-output coefficients in the future stages are corrected, and the gray input-output optimization model can be designed; finally, model calculating is performed to obtain a plurality of optional optimization schemes, the comprehensive argument evaluation is performed, and the most satisfactory scheme is determined. According to the method, method complementation is achieved, solving is easy, and grey target decision is facilitated.

The invention discloses a lanthanum-cerium-iron alloy used for producing rare earth steel. The content of lanthanum-cerium is 0-95wt%, and the balance is iron and unavoidable impurities less than 0.5wt%. Oxygen≤0.01wt%. Carbon≤0.01wt%, phosphorus≤0.01wt%, sulfur≤0.005wt%. The invention also discloses a preparation method of the lanthanum-cerium-iron alloy used for producing rare earth steel. The lanthanum-cerium-iron alloy prepared by the invention has uniform composition, small segregation, low impurity content, high rare earth yield, low cost and no pollution, and is applied to rare earth steel with high rare earth yield and remarkable effect, and is suitable for large-scale industrial production.