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656results about How to "Suitable for productivity" patented technology

Preparation method of high-temperature-resistant aerogel and aerogel-type porous ceramics

The invention discloses a preparation method of high-temperature-resistant aerogel. The method comprises: adding high-temperature-resistant powder or crystal whiskers to sol, performing in-situ compounding of sol and high-temperature-resistant powder or crystal whiskers, and performing aging, modification and drying to obtain high-temperature-resistant aerogel. The invention further discloses a preparation method of aerogel-type porous ceramics. Porous ceramics having an aerogel hole structure kept is obtained by sintering the high-temperature-resistant aerogel. The prepared high-temperature-resistant aerogel and aerogel-type porous ceramics can resist high temperature of 1000-1800 DEC C or more, keep the nanometer hole structure from collapse, have high porosity and strength and have hole diameters which can be adjusted from micropores to large holes. The aerogel and aerogel-type porous ceramics can be used as a super thermal insulation material and can be widely applied to fields of purification separation, adsorption, chemical industrial catalytic carriers, sound absorption and damping, sensing elements and electrochemistry. The method is simple and easy to carry out and suitable for massive production, and allows high temperature resistance of aerogel to be improved and application fields of aerogel to be broadened.
Owner:浙江圣润纳米科技有限公司

Method for preparing bioflocculation by Bacillus licheniformis

The invention provides a method for preparing biological flocculant by utilizing Bacillus licheniformis, which relates to a biological flocculant. The invention provides a method for preparing biological flocculant by utilizing Bacillus licheniformis, which has high flocculation activity, low cost for raw materials and great industrial application potential. A microorganism is Bacillus licheniformis. The method comprises the following steps that: lawn on a fresh inclined plane is transferred to a seed culture medium for culture and then transferred to a fermentation culture medium for culture so as to obtain biological-flocculant fermentation broth; the biological-flocculant fermentation broth is centrifuged to remove precipitate and collect supernatant; the supernatant is added with ethanol, kept to stand, centrifuged and then removed; the precipitate is added with absolute ethanol, stirred and centrifuged to remove the supernatant; ethanol precipitate is added with hexadecyl trimethyl ammonium bromide and centrifuged to remove the supernatant so as to obtain the precipitate; the precipitate is dissolved in a NaCl solution, added with the absolute ethanol, stirred, stood and centrifuged to remove the supernatant so as to obtain the precipitate; and the precipitate is frozen and dried in vacuum so as to obtain pure biological flocculant.
Owner:XIAMEN UNIV

High-entropy alloy particle reinforced aluminum base composite material and stirring casting preparation process thereof

ActiveCN105478724AAvoid interfacial chemical reactionsAvoid formingHigh entropy alloysToughness
The invention discloses a high-entropy alloy particle reinforced aluminum base composite material and a stirring casting preparation process thereof. The preparation process adopts mechanical alloying to prepare high-entropy alloy powder and screen to obtain high-entropy alloy particles; the high-entropy alloy particles are sealed by adopting an aluminum alloy pipe having the same material with a basal body; the aluminum alloy pipe weighed in a segmented manner is added in the molten basal body; the high-entropy alloy particles are dispersed by a stirring mode; and the high-entropy alloy particle reinforced aluminum base composite material is prepared by a casting process. The high-entropy alloy particles are 0.1-35%; aluminum alloys are 65-99.9%; and the sum of the two is 1. The high-entropy alloy particles in the structure of the prepared composite material are uniformly dispersed; the high-entropy alloy and aluminum alloy interface bonding compatibility is excellent; the strength and the toughness are excellent; the preparation process is simple; the powder has no need to be treated; the cost is low; the stability is good; and the composite material is suitable for large-batch production and standard production, and is excellent in promotion and application prospect.
Owner:GUANGDONG XINGFA ALUMINUM +1

Complex microbial inoculant and method for preparing organic fertilizer by using same

The invention discloses complex microbial inoculant which comprises the following active ingredients: bacillus subtilis, bacillus megatherium, trichoderma koningii, aspergillus oryzae, trichoderma viride, geotrichum candidum, aspergillus niger, rhizopus oligosporus, lactobacillus plantarum CICC20768 and azotobacter chroococcum. Correspondingly, the invention further discloses a method for preparing an organic fertilizer from the complex microbial inoculant. The method comprises the following steps: a. uniformly mixing the complex microbial inoculant with a plant fiber raw material to obtain a fermented raw material; b, composting and fermenting the fermentation raw material; c, drying the composted fermentation raw material to obtain the organic fertilizer. microbes of the complex microbial inoculant have no antagonism, and can effectively cooperate in the production process of the organic fertilizer, and the chemical components of the production raw materials can be sufficiently utilized to finally produce the high-quality organic fertilizer. The produced organic fertilizer reaches the parameter indexes of the standard (NY884-2012) of China, can improve the planting property of soil, is beneficial to optimization of soil microbial flora, and can provide comprehensive nutrients to a plant root system.
Owner:江苏联海生物科技有限公司

Portable hip joint assisting mechanism

The invention provides a portable hip joint assisting mechanism. A left waist support and a right waist support are the same in structure, i.e., both of an L-shaped structure. One ends of the left waist support and the right waist support are fixedly connected to two sides of a waist adjusting mechanism by means of connecting flanges. Two back support plates are fastened and connected to side surfaces of the left waist support and the right waist support by means of screws, and both perpendicular to the waist supports. Two support connecting rods arranged in parallel up and down are in threaded connection with the back support plates. A control box is suspended to the support connecting rods. A waist belt passes through sleeve holes in the middle portions of the back support plates. Hip driving mechanisms are located at lower sides of the waist supports and in threaded connection with the other ends of the left waist support and the right waist support by means of connecting shafts. A joint execution mechanism is formed by a first thigh connecting rod, a second thigh connecting rod, a first thigh binding band and a second thigh binding band. The portable hip joint assisting mechanism provides a motor-driven hip joint assisting mechanism for providing extra torque with the requirements of simple structure, low weight, safety and controllability and high practical and economical values on the mechanism.
Owner:JIANGSU UNIV

Method for manufacturing three-dimensional circuit on surface of injection molded part

The invention discloses a method for manufacturing a three-dimensional circuit on a surface of an injection molded part. The method comprises the steps of A. performing injection molding on a substrate layer through a double-material injection molding machine; B. performing injection molding on the upper surface of the substrate layer through the double-material injection molding machine for forming a metal powder injection-molded layer,, performing pressure-keeping cooling, and opening a mold for taking the injection molded part out; C. performing selective sintering on the metal powder injection molded layer on the surface of the injection molded part through the laser head a CO2 laser in a vacuum environment according to a pre-designed circuit wiring pattern path for forming a primary three-dimensional circuit; and D. performing electroless copper plating on the copper powder which is bared after laser sintering for obtaining an electroless copper-plated layer, thereby forming a copper lead. Relative to a traditional method for manufacturing the three-dimensional circuit, the method of the invention has a simple process and is suitable for high-precision batch production. According to the method of the invention, the three-dimensional circuit can be manufactured on the high-strength injection molded part, and use number of plate type printed circuit boards can be reduced, thereby reducing size and cost of an electronic product and satisfying a requirement for a specific structure.
Owner:马鞍山塑丞精密制造有限公司

Plate head bending shape detection device based on nearing fared image and method thereof

The invention provides a plate head bent shape detection device which is based on a far infrared image. A measurement method gains the images by the heat radiation of the plate, without any external heat sources or light sources. The invention mainly comprises a CCD camera (charge coupling device), an infrared filter system, an image collecting card, and an image disposal system. The detection device is arranged beside a roller bed which is arranged behind (in front of) a rolling mill; when a hot plate is delivered to the detection system through the roller bed, the CCD camera which is provided with a far infrared filter gains the images of the head of the plate; the image disposal system achieves a smoothening disposal, an image reinforcement disposal, an image cutting disposal, an image morphology disposal, etc. of the gained images so as to gain a shape curve of the head, and fits the curve so as to gain the parameters such as the bent height, the bent curvature, the length of the bent section, etc. of the head of the plate. The invention can eliminate the interference of the steam in the production site to the gained images, the detection speed is fast, the installation of the equipment is simple, the original production process is not changed, and the invention is stable and reliable and suitable for the production sites of medium thick plates and hot continuous rolling.
Owner:NORTHEASTERN UNIV

Method and device for drying and quality enhancement of lignite

The invention provides a method and a device for the drying and the quality enhancement of lignite. The device comprises a drying/sieving device, a preheating and drying/sieving device, a hot blast heater, a drying drum, a vibration fluidized bed, a cyclone separator, a defogger and a dust remover. The hot blast heater is respectively connected to the drying drum and the vibration fluidized bed, and an outlet of the preheating and drying/sieving device is respectively connected with the drying drum and the vibration fluidized bed. The preheating and drying/sieving device divides the lignite into two stages of big particle diameter and small particle diameter, high-temperature flue gas generated by the hot blast heater is used as a heating medium, the temperature of the flue gas is regulated by the residual low-oxygen gas after oxygen gas is separated by using an air separation system, the drying drum and the vibration fluidized bed are used for producing the quality-enhanced lignite with the big particle diameter and the small particle diameter, different production requirements are met, and part of exhausted tail gas is circularly used for preheating the raw materials of the lignite after being defogged. The invention respectively carries out drying and quality enhancement on the lignite according to the sizes of the particle diameters by grading equipment, eliminates the problem of uneven drying caused by different particle diameters, realizes the effective quality enhancement and the comprehensive utilization of coal resources, and is used for the large-scale process of drying and quality enhancement of the lignite.
Owner:HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY

Method for producing microecological feed additives for livestocks by using agricultural and sideline products

The invention provides a method for producing microecological feed additives for livestocks by using agricultural and sideline products. The method comprises the following steps of: mixing agricultural and sideline products main ingredients, agricultural and sideline products auxiliary materials and starch in parts by weight so as to obtain culture medium; mixing saccharomycetes, lactic acid bacteria and bacillus subtilis according to a viable count proportion of 1-3:0.5-2:0.5-3 so as to prepare mixed culture; mixing the culture medium and distilled water, and then inoculating; evenly stirring and fermenting; and after fermenting, naturally drying so as to obtain the final product. The microecological feed additives for the livestocks prepared by the agricultural and sideline products contain rich beneficial bacteria such as yeast, lactic acid bacteria and bacillus subtilis, metabolites of the beneficial bacteria, rich amino acid, low molecular peptide and growth promotion active ingredients; after the livestocks ingest, the growth and development of the beneficial microorganisms in alimentary canals of the livestocks can be promoted, the digestion function can be improved, certain nutrient substances can be provided for the livestocks, the production performance of the livestocks can be improved, and the health situation of the livestocks can be improved.
Owner:TANGSHAN NORMAL UNIV

Automatic proportioning machine, automatic proportioning system of powder coating and proportioning method of powder coating

The invention relates to an automatic proportioning machine, an automatic proportioning system of a powder coating and a proportioning method thereof, belonging to the technical field of powder coating proportioning systems. The automatic proportioning machine comprises a material tank and an asynchronous machine arranged on a central shaft of the material tank, and is characterized in that: the material tank consists of an outer tank body and an inner tank body sharing the central shaft with the outer tank body; a required number of clapboards are connected to the shaft wall of the central shaft; the other ends of the clapboards are connected with the outer tank body; the material tank is averagely divided into independent chambers by the clapboards; each chamber comprises an inner chamber for accommodating pigments and accessory ingredients, and an outer chamber for accommodating resin and filling materials; and the bottom of the material tank is provided with a material discharge machine communicated with each chamber, and the material discharge machine is connected with a pneumatic valve. According to the automatic proportioning machine, the automatic proportioning system and the proportioning method disclosed by the invention, the structure and design are reasonable, raw materials can be automatically and rationally selected and proportioned automatically, and toning can be automatically finished.
Owner:SHANDONG SHENGSHIDA MECHANICAL TECHNOLOGY CO LTD

Hair ring split charging machine

InactiveCN106218962ARealize accurate counting and dispensingFill the gap in packingConveyorsPackaging automatic controlEngineeringMechanical engineering
The invention discloses a hair ring split charging machine. At present, ring packaging is manually operated, and the packaging efficiency is low. The hair ring split charging machine comprises a feeding hopper, a rotation mechanism, a transverse moving screening mechanism, a material dividing device, counters and a discharging device; the rotation mechanism is arranged at the bottom of a discharging hopper, the transverse moving screening mechanism is arranged below the rotation mechanism, and raw materials are evenly discharged; three split strips are arranged between a conveying belt mechanism of the material dividing device and a screen of the transverse moving screening mechanism, the position, between every two adjacent split strips, of the output end of the conveying belt mechanism is provided with one counter, and the discharging device is arranged below the counters and comprises a discharging barrel, first rotating shafts, second rotating shafts and a flow combining part; and the discharging barrel is divided into two discharging chambers, first discharging clamping rings are fixed to the first rotating shafts in the discharging chambers, clamping grooves in the tops of the first discharging clamping rings are fixed to first baffles, second discharging clamping rings are fixed to the second rotating shafts, and two second baffles are fixed in two clamping grooves in the bottoms of the second discharging clamping rings. A gap of flexible material split charging in industrial production is filled up by means of the hair ring split charging machinej.
Owner:HANGZHOU DIANZI UNIV
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