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10442 results about "Materials preparation" patented technology

Materials preparation. Materials Preparation is one of the four tier 2 crafting skills in the Artisan branch. It allows to build simple constructions like a kiln or a furnace and to build wooden and plaster shacks as well as Sign on level 100. Level 30 of Artisan is required to learn this skill.

Method for recycling iron on line from iron-containing industrial slag and preparing glass ceramics frit

The invention relates to a method for recycling iron on line from iron-containing industrial slag and preparing a glass ceramics frit, belonging to the technical field of resource comprehensive utilization and material preparation and mainly comprising a two-step method process of iron-containing industrial slag online rough adjustment and modification for reducing iron and fine adjustment and modification for preparing the frit. The method comprises the steps of: discharging high-temperature iron-containing slag into a high-temperature furnace device, and simultaneously adding a reducing agent and a modifying agent to ensure that slag components are adjusted to reach the optimal component point in which iron oxide is reduced; after fully reacted, separating reduced molten iron from the slag, and recycling to obtain high-temperature molten iron; further adding a modifying agent and an adjusting agent into the slag remained after the separation to ensure that the slag components are adjusted to achieve the quality requirement of slag glass ceramics on the frit; and water-hardening, drying and grading the qualified slag to prepare the glass ceramics frit. The invention realizes multiple purposes that the heat of the slag is directly utilized and metal iron is recycled to prepare a high addition value product as well as solid wastes are massively utilized, and the like.
Owner:UNIV OF SCI & TECH BEIJING

Preparation method of high length-diameter ratio anhydrous calcium sulfate whisker

A preparation method of high length-diameter ratio anhydrous calcium sulfate whisker belongs to the technical field of inorganic chemical material preparation. The method takes inorganic calcium saltand inorganic precipitant as raw materials and surfactant as dispersant, and includes the following steps: first preparing superfine calcium sulphate dihydrate precursor with good dispersion at the temperature of 10-90 DEG C; then adding the precursor into water solution containing shape control agent to conduct hydrothermal reaction for 0.5-10h at the temperature of 100-250 DEG C, and obtaining calcium sulfate hemihydrate whisker; mixing the calcium sulfate hemihydrate whisker with inorganic solvent; and roasting the mixture for 0.5-6h at the temperature 200-800 DEG C to obtain anhydrous calcium sulfate whisker with the length of 20-2000mum, the diameter of 0.5-20mum, the length-diameter ratio of 40-1000 and the main content greater than 95wt% after washing and drying. The technology is simple, the cost is low and the added value of the product is high. The prepared calcium sulfate whisker has large length-diameter ratio and regular shape and can be used as reinforcing material to beapplied in industries such as plastics, rubber, ceramics, cement, papermaking and the like.
Owner:TSINGHUA UNIV

Ecological protection method for high steep side slope

The invention relates to an ecological protection method for a high steep side slope. The method mainly comprises the steps of slope surface treatment, concrete shotcrete and rock bolt support, vegetating hole arrangement, net spreading, spray material preparation, granule spray sowing, maintenance, management, and the like. In the method, guest soil materials such as humus loam rich in organic matters and clay are utilized to undergo a granule reaction after mixed with a granule agent at the moment of spray sowing so as to form a greening template which has the same high order granule structure as natural soil and strong erosion resistance and can suppress water and soil loss. After a diversified mature plant community which is in harmony with surrounding vegetation environment is formed, the slope surface can be protected, which can effectively resist diseases and insect pests and maintain the ecological balance. Post maintenance management and expenses can be saved. All used materials can be naturally degraded, have no pollution to the environment and can purify air and beautify the environment. Equipment of the method does not need to be hung on the slope surface for construction, and spray sowing operations are carried out only below the slope surface, thus the method has high construction speed and safety. The method is suitable for slope surfaces which are difficult to green, and the like, such as various high steep and unstable slope surfaces, bare slope surfaces having high greening expected values, and the like.
Owner:河南国网宝泉抽水蓄能有限公司

intelligent manufacturing MES system

The invention discloses an intelligent manufacturing MES system which comprises a basic modeling module, a plan scheduling module, a comprehensive production module, a logistics management module, a quality management module, an energy management module, an equipment management module, a central control center management module and an abnormal Andon module. The basic modeling module is used for completing establishment of factory layout, establishment of product information and establishment of external resources. The plan scheduling module is used for establishing a production order, carryingout material preparation and distribution for a warehouse, work order scheduling, production execution, inspection, packaging and production warehousing. The comprehensive production module is used for managing a generated full-service process. The logistics management module is used for managing a production material taking management process and a production warehouse-in management process; andthe quality management module is used for carrying out inspection object maintenance on a purchasing department, a workshop department and a sales department. The invention provides a perfect intelligent manufacturing MES system, thereby realizing intelligent manufacturing full-process monitoring.
Owner:工业云制造(四川)创新中心有限公司

Nitrogen-doped porous carbon and preparation method thereof

The invention relates to a preparation method of nitrogen-doped porous carbon, and in particular relates to a method for preparing doped porous carbon by taking a heavy organism as a carbon source, belonging to the technical field of carbon material preparation. The method comprises the following steps of: firstly, conducting a reaction between a nitrogen source and formaldehyde to generate a prepolymer; then, mixing the prepolymer with a template and the carbon source, and reacting at certain temperature; and finally, curing and carbonizing a crosslinking product to obtain nitrogen-doped porous carbon. The method provided by the invention can obtain nitrogen-doped porous carbon with different pore structures and nitrogen contents through multiple ways such as control on the nitrogen source type, temperature control, control on the mass ratio of a carbon source to a nitrogen source, control on the dosage of a template agent and the like. By adopting a chemical polymerization blending carbonization method, the method effectively controls the loss of nitrogen in a thermal treatment process and improves the utilization rate of the nitrogen source; the selection range of the raw material is wide; and the method is easy to operate and easily realizes large-scale preparation while providing a new way for efficiently utilizing heavy organic matters.
Owner:DALIAN UNIV OF TECH

Silicon-carbon composite negative pole material preparation method and lithium ion battery

The invention relates to a silicon-carbon composite negative pole material preparation method and a lithium ion battery. The preparation method comprises putting nanometer silicon and graphite micro-powder into a ball mill, carrying out ball milling uniform dispersion in an organic solvent environment, carrying out vacuum drying, putting the dried mixture and asphalt into a cone-type mixer, carrying out coarse mixing, putting the mixed powder subjected to coarse mixing into a mechanical fusion machine, carrying out mechanical fusion, carrying out heat treatment in an inert gas protective atmosphere and carrying out cooling to obtain the silicon-carbon composite negative pole material. The preparation method carries out asphalt softening coating on nanometer silicon so that silicon particle and electrolyte direct contact is avoided, a capacity reduction rate is delayed, a lithium ion diffusion path is shortened, an electrode material electron conduction loss is avoided, and first charge-discharge efficiency, a charge-discharge electric capacity and cycle performances are improved. Before coating, nanometer silicon is dispersed through graphite micro-powder so that it is avoided that in asphalt coating, nanometer silicon aggregation causes local capacity excess and nanometer silicon is uniformly dispersed.
Owner:浙江超恒动力科技有限公司

Device and method for continuous block metal glass shaping

InactiveCN101543885ASolve the vacuum problemIncrease cooling intensityMetallic materialsPressure difference
The invention relates to a device and method for continuous block metal glass shaping, belonging to the technical field of metal material preparation. A heat insulating ring is arranged between a graphite casting mould and a water cooling copper mould which are arranged in a first vacuum chamber, an air cooler is arranged in a second vacuum chamber, and a traction rod enters the graphite casting mould and horizontally moves by a traction device. The method uses the graphite casting mould and the water cooling copper mould for primary main cooling and the air cooling mode for secondary auxiliary cooling, and the two vacuum chambers have a certain air-pressure difference. The device and the method have a high cooling speed, satisfy the requirements of the amorphous phase change of the block metal glass material. The shaping pressure of a metal melting body can be easily controlled, and the good shaping performance of the metal melting body is ensured by adjusting the pressure in the vacuum chambers. The metal passes through the graphite casting mould in a liquid state and is solidified in the water cooling copper mould, and the casting graphite casting mould has long service. The composite casting mould and the traction device have exchangeability to be convenient for realizing the continuous shaping of rod wires, boards, pipes and abnormal-shaped materials of different section sizes.
Owner:江苏苏州洲盛非晶科技有限公司

Development method of flexible pressure-sensitive element based on carbon nano-tube filled high polymer composite material

The invention relates to a development method of a flexible pressure-sensitive element based on a carbon nano-tube filled high polymer composite material, which belongs to the technical field of sensors. The method comprises the following steps of: 1. pressure-sensitive material preparation: dispersing carbon nano-tubes into polydimethylsiloxane by utilizing ultrasonic vibration and mechanical stirring methods, and preparing a thin and flexible pressure-sensitive material by using tetraethoxysilane as a crosslinking agent and dibutyltin dilaurate as a catalyst with a spin coating method; 2. pressure-sensitive element packaging, wherein a two-stage sandwich structure is adopted, the first-stage sandwich structure comprises two layers of packaging films and the pressure-sensitive material positioned in the middle; and in the second-stage sandwich structure, each layer of packaging film comprises two layers of polyimide films as well as a copper foil electrode and a lead which are embedded in the two layers of polyimide films. The pressure-sensitive element developed by the invention has good flexibility, high precision, thin thickness, simple process and low cost and is applicable to the fields of pressure monitoring of structures between narrow curved surface layers in the fields of military industry and civil use and artificial electronic skin development and the like.
Owner:NORTHEASTERN UNIV

Production method of concrete grouting compound heat-insulating building block

The invention discloses a production method of a concrete grouting compound heat-insulating building block, which belongs to the field of building material machines and comprises a material preparation part, a forming part, a roundabout type transfer curing part, a grouting part and a stacking part, wherein the material preparation part is used for evenly stirring raw materials of building blocks and conveying the stirred raw materials to the forming part; the forming part is used for forming hollow building blocks by a building block forming machine and placing the hollow building blocks on a support plate; the hollow building blocks enter the roundabout type transfer curing part and are cured while being transferred; in the process of transferring and curing, the grouting part is used for grouting the hollow building blocks, so that the hollow building blocks become heat-insulating building blocks; and the cured compound heat-insulating building blocks are stacked into piles by the stacking part. By using the method, the transferring and the curing are combined into a whole, the curing is carried out in the process of the transferring, the transferring is carried out in the process of curing, any idle stroke does not exist and the production efficiency is greatly improved. In addition, in the curing process, the hollow building blocks can be grouted, so that the filling of a heat-insulating material can be finished in the production line and the manual operation can be avoided.
Owner:扬州威奥重工机械有限公司 +1

Method for synthesizing LiFePO4/C material based on chemical gas phase sediment auxiliary solid phase method

The invention relates to a method for synthesizing LiFePO4/C material by chemical vapor deposition supporting the solid phase reaction method, namely, the method for preparing carbon coating lithium iron battery anode material, belonging to the Li-ion battery material preparation art technical field. The characteristics of the method for synthesizing LiFePO4/C materials by solid phase and auxiliary chemical vapor deposition are that auxiliary chemical vapor deposition supporting the solid phase reaction method is adopted to synthesize the carbon coating phosphate lithium iron, namely, the LiFePO4/C material. In the method for synthesizing LiFePO4/C material by chemical vapor deposition supporting the solid phase reaction method, a precursor comprising raw materials of lithium, iron and phosphor is adopted to prepare the carbon coating phosphate lithium iron after being blended, grinded by a globe mill, treated by preheating and calcined as well as vapor deposition. The method for synthesizing LiFePO4/C material by chemical vapor deposition supporting the solid phase reaction method has the advantages that the chemical composition, carbon contents and grain size of LiFePO4 can be controlled effectively; the Li-ion battery anode material prepared has sound conductive performance and can improve the charge-discharge rate and cycling performance of the material.
Owner:SHANGHAI CHIYUAN NEW MATERIAL TECH

Straw matrix and production method thereof

The invention relates to a rice seedling raising matrix and a production method thereof, and belongs to a seedling raising matrix and a production method thereof. The matrix is prepared by the following formula and method that: the formula comprises 50 to 70 percent of crushed corn stalk of 40 to 60 meshes, 10 to 30 percent of crushed rice straw of 40 to 60 meshes, 5 to 15 percent of farmyard manure of 40 to 60 meshes and 5 to 15 percent of industrial slag powder of 40 to 60 meshes; and the method comprises material preparation, raw material crushing, fermentation, mixing, drying and stirring. The method for producing the seedling raising matrix by using the raw materials such as straws, farmyard manure, slag and the like thoroughly solves the problems of vegetation destroy caused by taking soil for raising seedlings and difficult soil taking, reduces the production processes of taking soil, sieving soil, regulating acid, stirring fertilizers, stirring drugs and the like, and lightens the labor intensity of rice farmers. The method can be applied in rice seedling raising and vegetable and flower seedling raising production, and is a new effective path for making full use of straw resources and realizing energy conservation, emission reduction and agricultural circular economy.
Owner:前郭县百禾农业开发有限公司 +1
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