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69results about How to "Stay natural" patented technology

Corrosion protection preservative fluid for reliquiae, preparing method and application of the same

The invention relates to a body anti-corrosive preservation solution. The raw materials in percentage by weight of the preservation solution are: 10 to 40 percent of glycerol, 10 to 70 percent of ethanol, 1 to 20 percent of metacetonic acid, 0.1 to 20 percent of hexamethylene tetramine, 0.2 to 10 percent of 5-chloro-2-methyl-4-isothiazoline-3-ketone, 0.1 to 1 percent of peppermint oil and the balance being water. The application mode of the preservation solution comprises the following steps: the anti-corrosive preservation solution is injected into the digestive system of a body from the oral cavity or the nose and the throat of the body; the anti-corrosive preservation solution is injected through an aortic arch, a brachial artery or a femoral artery; and the anti-corrosive preservation solution can also be used to wipe the surface of a body by a tampon dipped in the preservation solution. The body anti-corrosive preservation solution is nontoxic and harmless to an operator and is easy to operate; moreover, the preservation solution has no influence on the environment and excellent anti-corrosive effects, and can ensure that a body maintains a natural state and softness in a natural state (at room temperature) for 5 to 12 days. In addition, the preservation solution can be used repeatedly and has a simple preparing method, easily obtained raw materials and strong maneuverability; moreover, the preservation solution has convenient practical application and is propitious to popularize and use.
Owner:上海市殡葬服务中心

Multi-main-element alloy for cutter and preparation method of multi-main-element alloy

The invention provides a multi-main-element alloy for a cutter. The multi-main-element alloy is manufactured from metal powder, and the chemical formula of the multi-main-element alloy is Al<x>CoCuFe<y>MnNiZn<z>. A preparation method of the multi-main-element alloy comprises the following steps of weighing the metal powder according to the chemical formula, putting the weighed metal powder in a ball milling tank, adding an appropriate number of stainless steel balls in the ball milling tank, and sealing the ball milling tank under inert gases; placing the sealed ball milling tank in a ball milling machine and performing mixing; loading the mixed powder in a graphite mold under the protection of the inert gases, and loading the mold in a discharging plasma sintering furnace; and loading prepressure, performing vacuumizing, performing temperature rise, and performing heat preservation so as to obtain the multi-main-element alloy. According to the multi-main-element alloy disclosed by the invention, a multi-main-element alloy material of which the ingredients are uniform can be obtained, and the formation of intermetallic compounds is effectively restrained; the preparation method is high in temperature rising speed, low in sintering temperature, and high in production efficiency; and the product is tiny and uniform in structure, and the material of high density can be obtained.
Owner:ZHONGYUAN ENGINEERING COLLEGE

Manufacturing process of business suit collar

The invention discloses a manufacturing process of a business suit collar. The manufacturing process comprises the following steps: folding and placing a collar underlay and a collar underlay woolen textile; fixing the collar underlay with the collar underlay woolen textile; pulling a collar base line on the collar underlay woolen textile; sewing a collar strip on the collar underlay woolen textile; sewing a collar surface; turning and folding a collar base along the collar base line; sewing a collar with a piece of body cloth, and completing the process of manufacturing the collar. By adopting the technical scheme, the collar underlay and the collar underlay woolen textile don't adopt a one-time high temperature underlay bounding process, but a process of sewing the collar surface and the underlay manually, as a result, the collar can be naturally turned over without high temperature ironing and pressing, the natural state of a texture can be kept, consumption of energy is reduced and production cost is lowered. The collar base line adopts shorn notches in two ends, the folding line of the collar underlay is exerted, and is controlled, stiff and smooth and natural lapel formation is ensured, besides, the lapel is matched with the neck of a human body, the tightness is right, and the shape is smooth.
Owner:SHANDONG XIANXIA CLOTHING CO LTD

Multi-principal-element alloy target material and preparation method thereof

The invention relates to a multi-principal-element alloy target material and a preparation method thereof. The multi-principal-element alloy is Al<x>CoCrNi<y>Mn<z>Mg<r>, wherein x is equal to or larger than 0.2 and smaller than or equal to 1.5, y is equal to or larger than 0.2 and smaller than or equal to 1.5, z is equal to or larger than 0.2 and smaller than or equal to 1.5, r is equal to or larger than 0.2 and smaller than or equal to 1.5, the proportion of x and the sum of x, y, z, r and 2 is equal to or larger than 0.05 and smaller than or equal to 0.35, the proportion of y and the sum of x, y, z, r and 2 is equal to or larger than 0.05 and smaller than or equal to 0.35, the proportion of z and the sum of x, y, z, r and 2 is equal to or larger than 0.05 and smaller than or equal to 0.35, and the proportion of r and the sum of x, y, z, r and 2 is equal to or larger than 0.05 and smaller than or equal to 0.35. The preparation method comprises the specific steps that all metal powder is weighed according to the chemical composition and subjected to ball milling to be even under inert gas, then mixed powder is loaded into a graphite mold under protection of the inert gas, and the mold is loaded into a discharge plasma sintering furnace; and prepressure loading, vacuumizing, temperature increasing and heat preservation are sequentially conducted, and then the alloy material is obtained. The multi-principal-element alloy target material is even in product component and structure, fine in grain size and high in compactness.
Owner:ZZQH PRECISION TECH CO LTD

Method for improving Bi-S binary system thermoelectric material performance

The invention relates to a method for improving the thermoelectric material property of the Bi-S binary system, which belongs to the technical field of energy materials. The method is divided into chemical compound synthesis and shaping. After high-purity Bi and S are weighed and mixed by the chemical component, high-energy ball milling is carried out under the protection of inert gas and a certain rotating speed, and then wet milling is carried out after dry milling and chemical compound synthesis, so as to obtain Bi-S binary chemical compound micro powder. The shaping process obtains blocky materials through discharge plasma sintering, which is mainly completed through two steps: first, the discharge plasma is sintered to obtain high-density Bi-S binary chemical compound blocks with small grain size; second, hot forging is conducted through the discharge plasma sintering technology to obtain tissue. Because discharge plasma sintering has the advantages of short time, low relative sintering temperature, etc., even and fine microstructure with preferred orientation can be obtained by controlling the sintering process. The method improves the thermoelectric property by controlling the ratio of elements and chemical components as well as grain orientation, and has the advantages of convenient process, short synthesis and shaping time, etc.
Owner:UNIV OF SCI & TECH BEIJING

Method for preparing copper-chromium infiltration contact material through spark plasma sintering

The invention discloses a method for preparing a copper-chromium infiltration contact material through spark plasma sintering. The method comprises the steps of step 1, pouring chromium powder into a graphite mould, reducing the powder, putting the reduced powder into a plasma sintering furnace, carrying out vacuum pumping and pressurization, introducing a pulse direct current, increasing the temperature to 1050 to 1380 DEG C, maintaining the temperature for 2.5 to 5 min, and cooling along with the furnace; step 2, taking a copper block, polishing, carrying out ultrasonic cleaning, drying, carrying out laser radiation and scanning through laser, and carrying out plasma treatment to obtain a copper infiltration block; step 3, putting a chromium skeleton into a graphite boat, putting the copper infiltration block on the chromium skeleton, filling the surrounding places with corundum powder, putting the graphite boat into a high-temperature sintering furnace with the protective gas atmosphere, increasing the temperature to 1150 to 1300 DEG C, and maintaining the temperature for 40 to 60 min to obtain a copper-chromium sintered body; and step 4, carrying out vacuum pumping and hot pressing on the copper-chromium sintered body under the conditions that the pressure is 50 to 100 MPa and the temperature is 800 to 850 DEG C, and cooling to the room temperature to obtain the copper-chromium contact material. The production method has the advantage that the production cycle is shortened.
Owner:SHAANXI SIRUI ADVANCED MATERIALS CO LTD

Environmentally-friendly composite anti-mildew and antiseptic agent and application thereof

The invention relates to an environmentally-friendly composite anti-mildew and antiseptic agent for vertebrate, mammal and mollush specimens and application of the environmentally-friendly composite anti-mildew and antiseptic agent, and belongs to the technical field of antiseptic agents. The anti-mildew and antiseptic agent is prepared from 1 to 1500ppm of chitosan, 1 to 500ppm of nano-silver, and 1 to 100ppm of glacial acetic acid and water. The anti-mildew and antiseptic agent is free of traditional arsenic, camphor, inorganic anti-mildew and antiseptic agent, formaldehyde and other toxic and harmful substances, and free of ethanol and formaldehyde, and does not cause toxic and side effects to a human body and the environment; the anti-mildew and antiseptic agent serving as the specimen anti-mildew and antiseptic agent and preserving fluid can remain the specimens in original appearance; in addition, application within the range from -40 to 40 DEG C is allowed, and breeding of bacteria and mould can be inhibited well under a neutral condition, so that the specimens can be stored and fixed well and the sterilizing and anti-mildew and antiseptic effects can be achieved; the raw materials of the anti-mildew and antiseptic agent are nontoxic, harmless, environmentally-friendly and natural active substances and nearly do not have damage to the human body and the environment, and therefore, the anti-mildew and antiseptic agent is an ideal product for replacing formalin.
Owner:GUANGDONG OCEAN UNIVERSITY +1

Device for determining atmospheric condensed water

The invention relates to the technical field of weight determinations, and particularly relates to a device for determining atmospheric condensed water. The device comprises electronic scales, a soil sample bucket, an outer cover and a waterproof component which are placed in earth surface soil to be determined, wherein the soil sample bucket is connected against the bearing part of the electronic scales through a vertical rod, and water penetration holes are formed in the periphery of the bottom of the soil sample bucket; the outer cover is installed at the outer sides of the soil sample bucket and the vertical rod in a covering manner, the outer cover is in the shape of a stair with a large top and a small bottom, a water drainage hole is formed in the outer side of the middle step, and the small-dimension section of the lower part of the outer cover is out of touch with the electronic scales; the waterproof component is arranged at the outer sides of the electronic scales, so as to keep a dry state; the device further comprises a data acquirer in signal connection with the electronic scales through a wire cable, so as to acquire a weight value. By applying the device disclosed by the invention, natural conditions can be followed on the premise of guaranteeing the self-preservation capacity of an earth surface structural relationship; the atmospheric condensed water can be accurately determined on the basis of the cooperation of the electronic scales and the data acquirer; the device is simple and convenient to use, and good in operability.
Owner:BEIJING FORESTRY UNIVERSITY

Preparation method of stereoscopic low-carbon fur spun wool

The invention discloses a preparation method of stereoscopic low-carbon fur spun wool. The preparation method comprises the following steps of: production of a finished color stripe, spinning of spun yarns, weaving and settling, wherein production of the finished color stripe comprises the following steps of: pre-treatment of wool and prolivon fiber Paster, respective dyeing of the wool and the prolivon fiber Paster, back washing, drying, silver mixing, first needle, second needle, recombing, can gilling and finisher gilling to obtain a finished stripe; spinning of the spun yarns comprises the following steps of: silver mixing, first needle, second needle, third needle, fourth needle, roving, combined spinning plus winding machines, doubling and two-for-one twisting; weaving comprises the following steps of production of a card, yarn drum placement and weaving with a circular knitting machine; and settling comprises the following steps of: wool washing with liquid flow, wet blank sizing, brushing and shearing, and burning and steaming. According to the method disclosed by the invention, the fur spun wool prepared by the method has the advantages of full bone feel, strong size stability, strong third dimension of a wool surface of a product, good glossiness, difficulty in deformation, strong recovery property, dual character of formal clothes and leisure fabric of the product, and wide application range.
Owner:JIANGSU LUGANG SCI & TECH

Hydrothermal circulation system for wall

The invention discloses a hydrothermal circulation system for a wall. The hydrothermal circulation system comprises a cold water pool, a hot water pool, a water storing layer and a control system. The cold water pool is buried under the ground, the water storing layer is fixed to the side face of the wall, the water storing layer comprises an inner side plate attached to the side face of the wall, an outer side plate corresponding to the inner side plate and a water containing layer arranged between the inner side plate and the outer side plate. The outer side plate is provided with a plurality of diversion plates vertically arranged, the cold water pool is connected with the water storing layer through a first pipeline, the water storing layer is connected with the hot water pool through a second pipeline, and the hot water pool is connected with the cold water pool through a third pipeline. According to the hydrothermal circulation system for the wall, water in the cold water pool, water in the water storing layer and water in the hot water pool circulate continuously, water flow in the water storing layer blocks or releases temperature rising of the wall body, so that the indoor temperature is reduced, the effects of low energy consumption and high cooling in high-temperature weather are achieved, water can be drained in winter, an air layer is kept, a certain cold preventing effect is achieved, and the hydrothermal circulation system is worthy of being popularized.
Owner:HOHAI UNIV

Field crop three-dimensional film mulching method and film mulching tool adopting by field crop three-dimensional film mulching method

The invention discloses a field crop three-dimensional film mulching method, wherein according to the film mulching method, the supporting and film mulching are carried out on overground parts of crops, and a three-dimension space is formed around the crops mulched with films. The film mulching method comprises the following steps that (1) a film mulching frame cover is used for realizing the three-dimension coverage on young seedlings: a, a framework, a plastic film and a frame cover are combined, and in addition, the film mulching frame cover is obtained; b, the field transportation and the field pre-arrangement of the film mulching frame cover are carried out; c, young seedling transplanting or seeding is carried out, and in addition, the film mulching frame cover covers on the young seedlings or seeds; and d, film breaking and ventilation are carried out; and (2) the film mulching frame cover is recovered and utilized: e, the film mulching frame cover is removed in the field; and f, the plastic film on the film mulching frame cover is dismounted, in addition, the framework and the frame cover are singly recovered and placed for later use, and the plastic films are recovered for realizing the waste material utilization. The invention changes the traditional film mulching technology. The method has the advantages that the structure is simple, the use is convenient, the cost is low, the work intensity is greatly reduced, the environment is favorably protected, white pollution is reduced, the heat insulation and moisture preservation effects are good, the disease and pest protection is favorably realized, in addition, the yield of crops is increased, and the quality is improved.
Owner:TOBACCO RES INST CHIN AGRI SCI ACAD

Gravity type plant transpiration recorder

InactiveCN103235091AStay naturalReal transpiration water consumptionEarth material testingWater dischargeNatural state
The invention relates to a gravity type plant transpiration recorder which comprises a plant, a cultivating pond, a gravity boat, a water pond, a water supply system, a water drainage system and a data acquirer, wherein the plant is cultivated in the cultivating pond, the cultivating pond is placed in the gravity boat, the gravity boat is placed in the water pond and suspended in water, the water supply system comprises a water supply tank and a water supply pipe, a water outlet of the water supply pipe is connected with the water pond through a water pond water inlet, the water supply pipe is provided with a water supply measuring tipping bucket, the water drainage system comprises a water drainage box and a water drainage pipe, a water inlet of the water drainage pipe is connected with the water pond through a water pond water outlet, the water drainage pipe is provided with a water drainage measuring tipping bucket, and the water supply measuring tipping bucket and the water drainage measuring tipping bucket are respectively connected with the data acquirer. The difference between the water supply amount and the water drainage amount in the same time period represents the transpiration amount of the plant in the time period. The gravity type plant transpiration recorder keeps the natural state of plant growth, is suitable for automatic monitoring and recording of transpiration and evaporation of plant vegetation and soil in the natural state, and is simple in structure, convenient to operate and high in measurement precision. The monitored result is an actual transpiration water consumption amount of the plant in the natural state.
Owner:GANSU DESERT CONTROL RES INST

A method for differentiating biological soil crusts from their subsoil basal respiration

The invention relates to a method for distinguishing biological soil crust and subsoil basic respiration of biological soil to test the contribution of components (biological soil crust and subsoil basic respiration) of soil to the soil respiration. The method comprises the following steps that firstly, a biological soil crust layer is carefully separated from the soil surface and arranged in a screen with 150 meshes, the subsoil of the biological soil crust is heated for 3 h at the high-temperature of 160 DEG C, and after the subsoil temperature recovers to the indoor temperature, the screen with the biological soil crust layer is placed in the soil surface layer. The method has the advantages that operation is easy, separation is carried out through a physical method and is thorough, pollution does not exist, and cost is low; according to the method, the soil water content of components of the soil cannot be changed after natural raining, a processed soil sample testing environment is close to natural conditions, and the accuracy of the test result is high; the interference in soil is small, and the measurement result is close to the real value; continuous monitoring can be carried out under the field condition. By means of the method, the soil respiration rate that the biological soil crust covers the components of the soil can be accurately tested.
Owner:NORTHWEST INST OF ECO ENVIRONMENT & RESOURCES CAS
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