46results about How to "Crack" patented technology

The nutritious plumule biscuit and its production process belong to the field of food producing technology. The nutritious plumule biscuit is produced with wheat plumule powder, flour, starch, sugar powder, ammonium bicarbonate, water, palm oil and compound enzyme preparation, and through mixing the materials, fermentation and roasting. The present invention replaces enzyme preparation for food level sodium metabisulfite, and adopts low temperature roasting, laminating and short fermentation time. The nutritious plumule biscuit has less damping, less breaking and long shelf life.

The invention relates to brazing filler metal for connecting copper and stainless steel, application of the brazing filler metal and a method for welding a silencer and belongs to the field of brazing filler metal and silencer welding methods. The brazing filler metal comprises, by weight, 26-34 percent of Cu, 34-35 percent of Ag, 5-8 percent of Co, 2-4.5 percent of Li, 1-1.5 percent of Sn, 0.2-1.8 percent of Ni, 1.8-2 percent of B, 0.5-1.3 percent of Mn, 0.1-1.4 percent of Si, 0.03-0.16 percent of mischmetal and the balance of Zn. The mischmetal is composed of La and Pr, the mass ratio of La and Pr is equal to the mass ratio of Cu and Ag. When the brazing filler metal for connecting the copper and the stainless steel is applied to welding of the silencer, flames are utilized for welding, the requirement for welding is met, meanwhile, welding efficiency is high, production cost is low, a noise reduction effect after the silencer is welded is good, and the service life of the silencer is prolonged.

The invention relates to an AlxCoCrFeNi multi-element alloy wire material and a preparation method thereof. The component atom expression of a multi-element alloy is AlxCoCrFeNi, wherein x is more than or equal to 0 and less than or equal to 0.5. A phase structure of the alloy takes a face-centered cubic solid solution as a main part. The preparation method of the AlxCoCrFeNi multi-element alloy wire material, disclosed by the invention, comprises the following steps of vacuum suspension smelting, die forging, rotary forging and hot drawing. A traditional rotary forging and drawing method can be used for preparing the multi-element alloy wire material with a certain diameter and random length; the production cost is low, the product performance is stable and the quality is high; and the application of the multi-element alloy wire material to the industrial field becomes possible.

The invention discloses a clear dimension compression molding method for a phenolic resin based complex profile product, which comprises the following steps of: firstly, preforming a plurality of equivalent flat plates, wherein each equivalent flat plate corresponds to one part of the phenolic resin based complex profile product; and then, superposing the equivalent flat plates, and matching the mold for molding to obtain the product. The method effectively improves the quality and the qualification rate of the product, reduces working procedures and material consumption, lowers cost and increases product efficiency.

The invention discloses a novel ceramic bearing composite material, and relates to the technical field of ceramic materials. The novel ceramic bearing composite material is prepared from the followingraw materials in parts by weight: 45-65 parts of silicon nitride, 10-20 parts of carbon graphite powder, 10-15 parts of zirconium oxide, 5-10 parts of aluminum oxide, 3-5 parts of cerium oxide, 3-5 parts of yttrium oxide, 3-5 parts of titanium powder, 0.8-1.2 parts of a binder and 0.2-0.5 part of a defoaming agent. In addition, the invention also provides a preparation method of the novel ceramicbearing composite material. The novel ceramic bearing composite material has excellent wear resistance, high strength and high toughness, so that a bearing works under a high-temperature condition, is not easy to deform, wear and break, the service lifetime of the bearing is prolonged, the sintering temperature is relatively low, the preparation process is simple, and the processing cost is relatively low.

The invention provides an acrylic modified energy-saving environment-friendly roller-coating paint for metal deep drawing sheets and an application method thereof. The paint comprises a white primer and a finish paint. The paint has the advantages of high adhesive force, favorable ductility, high temperature resistance and long service life, changes the processing technique of the metal sheet products, simplifies the processing procedure, centrally completes the roller coating treatment on the metal deep drawing sheet, and does not need to independently arrange any spray workshop.

A double-layer air-permeable fruit bag, comprising two layers of bag bodies inside and outside, the outer bag body is a paper bag, the inner layer bag body is a breathable film bag with micropores, the inner layer bag body is placed in the outer layer bag body, the The left and right peripheries of the outer paper bag body are closed edges and are parallel to each other, and the upper and lower peripheries are open edges. The adjacent part of the lower periphery is provided with a bonding layer for bonding the paper bag, and the inner gas-permeable membrane The left and right peripheries of the bag are closed sides and are parallel to each other, the upper and lower peripheries are open sides, and the adjacent parts of the lower peripheries are provided with heat sealing lines for laminating the films. The surrounding positions are coincident. When using, put the young fruit in and tie the top of the bag tightly. After the fruit is ripe, remove the outer paper bag, leaving only the inner film bag to color the fruit. The fruit bagging of this structure has good ventilation function and bright color, no cracks in the fruit, no bean spot disease, bitter bean disease, the finished fruit is uniform in size, and the commodity value is greatly improved.

The invention discloses a steel heat treatment deformation treatment method aiming at easily deformable parts during a heat treatment process, such as a part manufactured from 25Cr2Ni4WA steel and the like. Before heat treatment, certain heat shrinkage deformation amount is reserved, such that the part is restored to an original size after heat treatment. Also, according to the method, with a direct air-cooling quenching method, the part does not deform or slightly deforms. Therefore, with the steel heat treatment deformation treatment method provided by the invention, a problem of severe deformation of a part prepared form easily deformable materials such as 25Cr2Ni4WA steel during the heat treatment process can be effectively solved.

The invention relates to a converter body brick with titanium nitride added. According to the physicochemical indexes of the converter body brick, MgO is greater than or equal to 75.0%, the volume density after baking at 200 DEG C is greater than or equal to 2.98 g/cm<3>, the apparent porosity is less than or equal to 4%, the compression strength is greater than or equal to 35 MPa, the linear change rate is 0-1.0%, and the high-temperature bending strength is greater than or equal to 12 MPa. The converter body brick is prepared from the following components in parts by weight: 32-34 parts of fused magnesite particles with the particle size larger than or equal to 3 mm and smaller than 5 mm, 16-20 parts of fused magnesite particles with the particle size larger than or equal to 1 mm and smaller than 3 mm, 13-17 parts of fused magnesite particles with the particle size smaller than 1 mm, 10-12 parts of 200-mesh fused magnesite fine powder, 1-3 parts of 200-mesh boron carbide fine powder,1-3 parts of 200-mesh titanium nitride fine powder, 10-13 parts of 100-mesh crystalline flake graphite and 2-4 parts of a binding agent of phenolic resin. According to the converter body brick, composite additives of boron carbide and titanium nitride are added, so that the oxidation resistance of the converter body brick is improved, the service life of the converter body brick is remarkably prolonged, and therefore the steel-making efficiency of a steel mill is improved, the steel-making cost is lowered, and the steel-making quality and safety are ensured.

Provided is a method for enhancing the mechanical strength of glass. The glass comprises a top surface, a bottom surface, and at least one side surface. The method comprises: forming protection layers on the top surface and the bottom surface, wherein the protection layers expose an area which is on the top surface and which is close to the side surface and an area which is on the bottom surface and which is close to the side surface; etching the side surface of the glass and one side surface of each protection layer; and removing the protection layers. In the method for enhancing the glass mechanical strength of glass, the side surface of the glass is made flat by etching the glass. Stress concentration does not occur when the side surface of the glass undergoes collision so that the mechanical strength of the glass is enhanced.

The gas sensor is configured to measure a concentration of a predetermined gas component. The gas sensor includes a sensor element. An internal cavity configured to introduce the measurement target gas from an external space is formed inside the sensor element. The sensor element has a long side and a short side in a plan view. In the sensor element, a proportion of a length in the short side direction of a portion that is shortest in the short side direction, out of portions in which the internal cavity is not formed, to the length of the short side is 0.22 or more. The sensor element has an upper face and a lower face. A proportion of a length from the end portion of the internal cavity near the lower face to the lower face, to a thickness of the sensor element, is 0.50 or more and 0.65 or less.

The invention provides a solid preparation with restrained expansion under high temperature preservation condition, containing ibuprofen and tranexamic acid. The solid preparation containing ibuprofen and tranexamic acid is characterized in that the solid preparation contains calcium silicate.

The invention relates to the field of building material production, and in particular relates to a methacrylate building waterproofing material. The methacrylate building waterproofing material is prepared from the following raw materials in parts by weight: 35-50 parts of methacrylate, 20-30 parts of stearic acid, 4-9 parts of phthalic anhydride, 10-16 parts of portland cement, 4-6 parts of petroleum resin, 4-8 parts of nitrile rubber, 8-14 parts of glass fibers, 4-10 parts of diethylenetriamine, 5-11 parts of acrylic ester, 8-16 parts of mineral powder, 3-6 parts of rosin, 2-4 parts of anhydrous calcium chloride, 2-6 parts of an adhesive, 2-6 parts of an active agent, 2-4 parts of a stabilizer, 1-3 parts of a flame retardant, 1-3 parts of an antioxidant and the like. The methacrylate building waterproofing material has the advantages of being excellent in waterproof performance, crack-resistant, good in anti-softening performance, high in compression resistance and anti-permeabilityperformance, good in stability and not liable to aging.

The invention discloses a manual net pulling machine convenient for fixing cloth. The manual net pulling machine comprises a working platform, supporting legs are welded to the four corners of the bottom of the working platform, a fixing plate is welded on the outer wall of one side of the working platform, the central position of the outer wall of one side of the fixing plate is connected with afirst screw rod in a screwed mode through threads, one end of the first screw rod is welded to a first hand wheel, the other end of the first screw rod is welded to a movable seat, the top of the movable seat is fixedly connected to a clamp through a bolt, a supporting frame is welded on the inner wall of one side of the working platform, a supporting rod is welded inside the supporting frame, a rotating shaft is embedded in the central position of the bottom of the supporting rod, and a second hand wheel is welded to one end of the rotating shaft. According to the manual net pulling machine convenient for fixing cloth, the problem that the material is stressed uniformly in the ascending process of a lifting plate is guaranteed, the phenomenon that the cloth is cracked due to uneven stressis avoided, so that the stability of the cloth structure is ensured, on the other hand, the labor intensity of a user is reduced, and time and labor are saved.

The invention belongs to the technical field of sludge treatment, and particularly relates to a sludge heat treatment recycling process which comprises the following steps: S1, preheating sludge, S2,carrying out heat treatment, S3, cooling, S4, dehydrating, and S5, carrying out compression molding. According to the sludge heat treatment recycling process, the sludge is deeply dewatered, the effects of disintegrating the sludge and improving organic matter dissolution can be achieved, and therefore the phosphorus release capacity of the sludge is improved, the pH value of a sludge system aftertreatment is 7, a treatment container is not corroded, and the salinity in the system cannot be improved. The process can be used for effectively sterilizing, killing germs in sludge and inhibiting fermentation microorganisms from generating a large amount of acidic biogas, so that pipeline equipment is corroded and damaged, and the burst risk caused by more biogas is avoided.

The invention discloses an electronic insulating encapsulating material and a preparation method of the electronic insulating encapsulating material. The electronic insulating encapsulating material comprises, by weight, 10-15 parts of diamond, 20-30 parts of silicon carbide, 10-20 parts of carbon fiber, 15-30 parts of epoxy resin, 20-30 parts of heat conducting inorganic nanoparticles, 10-20 parts of anticorrosive agent, 10-15 parts flexibilizer, 20-25 parts of polyamide and 30-40 parts of matrix. According to the electronic insulating encapsulating material, the diamond, the silicon carbideand the carbon fiber all have high hardness, so that the composite prepared from the mixture of the diamond, the silicon carbide and the carbon fiber has quite high hardness, and compared with the hardness of an ordinary material, the hardness of the electronic insulating encapsulating material is improved by 20%-30%; meanwhile, the carbon fiber has quite strong heat conducting performance, so that heat dissipation of an electronic product is facilitated; due to addition of the flexibilizer, the tenacity of the material is improved by 37%-57%, an electronic element is protected against crackscaused by shake and impact, the electronic element is effectively protected, and the service life of the electronic element is prolonged by 2-3 times. The electronic insulating encapsulating materialis high in hardness and tenacity, the heat conducting performance and the insulating performance of the electronic insulating encapsulating material are greatly improved, and the electronic insulatingencapsulating material has great significance in development of heat conducting insulating materials.

The invention specifically relates to a building waterproof material and a preparation method thereof. The building waterproof material consists of the following raw materials in parts by weight: 30-40 parts of metacrylic acid ester, 20-35 parts of stearic acid, 8-15 parts of aluminum potassium sulfate dodecahydrate, 10-20 parts of rubber powder, 10-20 parts of mineral powder, 3-8 parts of rosin and 3-8 parts of an adhesive. The building waterproof material has the beneficial effects of being adaptive to change of weather and temperature, not easy to soften or crack, good in waterproof property and not easy to age.

The invention discloses a ceramic nanofiltration membrane assembly for a water purifier. The ceramic nanofiltration membrane assembly comprises a shell, a ceramic nanofiltration membrane filter element and an upper cover which are arranged in the shell, the upper cover is provided with a water inlet, a water outlet and a concentrated water outlet, the ceramic nanofiltration membrane filter elementis internally provided with a plurality of filtration channels and water purification channels, the water purification channels are enclosed plate-shaped cavities, the outer wall face of the ceramicnanofiltration membrane filter element is provided with a plurality of water outlet grooves, a water inlet cavity is formed between the inner wall of the upper cover and the upper end face of the ceramic nanofiltration membrane filter element, a water outlet cavity is formed between the inner wall of the shell, the outer wall of the ceramic nanofiltration membrane filter element and the water outlet grooves, and a concentrated water cavity is formed between the bottom of the shell and the lower end face of the ceramic nanofiltration membrane filter element. The filter element is the ceramic nanofiltration membrane filter element, compared with a method of a coating in the past, the service life is longer, and the filtration effect is better; by arranging the purification channels in the ceramic nanofiltration membrane filter element, filtration areas are larger, pressure of the filtration wall is even, and during use for a long time, crack on the ceramic nanofiltration membrane filterelement is not prone to being formed.