307results about How to "Non-hazardous" patented technology

The invention provides a method for processing and recycling corpses and excretion thereof of poultry died from shooting, the method processes and recycles the poultry died from shooting, such as the corpses and the excretion of chickens, wastes: such as wood chips, rice, corn stalks or wheat stalks, and the like, aerobic micro-organisms and the like, thereby obtaining an advanced biological organic fertilizer; and the method is respectively significantly better than traditional processing methods on safety, sanitation, reduction, ultimate disposal, disposal time, resource recycling, space needs, cost analysis and other various items.

The invention discloses a marine bios sterilization solution. The effective sterilization ingredients of the sterilization solution are prepared from beta-chitosan quaternized hyaluronic acid derivative, algal polysaccharide derivative, alpha-spiral cecropin serving as a marine organism, biological enzyme and cationic polyguanidine by a special technology. The sterilization solution is suitable for sterilization of restaurants, hotels, hospitals, marketplaces, banks, schools, kindergartens, households, offices and journey, can be used as a remedial measure after hand washing in hospitals, nursing centers, nursery centers, snack bars, kitchens and bathrooms, or can be used for sterilizing skin wounds and cleaning vulva and the like, can effectively control the propagation of typhoid fever, flu, dysentery, pinkeye, gonorrhea and various skin diseases, and has no stimulus or corrosion to the skin. The marine bios sterilization solution is characterized by comprising the following components in percentage by weight: 1.0 to 2.0 percent of beta-chitosan quaternized hyaluronic acid derivative, 0.5 to 1.0 percent of algal polysaccharide derivative, 6.0 to 8.0 percent of alpha-spiral cecropin serving as a marine organism, 0.5 to 1.0 percent of biological enzyme, 3.0 to 4.0 percent of cationic polyguanidine and the balance of deionized water.

A process for preparing lead-free glass powder used for electronic paste, which comprises: firstly uniformly mixing silicon dioxide or sodium silicate, barium oxide or barium carbonate, boron oxide or boric acid, bismuth oxide or bismuth sulfate, aluminum oxide, aluminum sulfate or aluminum silicate, zinc oxide or zinc carbonate, sodium oxide, sodium carbonate or sodium bicarbonate, potassium oxide or potassium carbonate and titanium dioxide, then heating the mixed raw materials to melt, cooling the melted mixture, then grinding into power by a ball grinder, sieving by a sieve of 100-400 eye and lastly drying glass powder to obtain the lead-free glass powder. Because the glass power of the invention does not contain lead oxide (PbO) or compounds of lead oxide (PbO), the invention is harmless in the manufacture process of paste, simultaneously is beneficial for environmental protection, and is convenient for recycling and reusing electronic product modules containing the electronic paste.

The present invention discloses a preparation method for optical activity active 3-amino butanol and optical activity 3-amino butyric acid. The optical activity active 3-amino butanol preparation method comprises: in a solvent, under effects of a hydroboration reduction agent and a Lewis acid, carrying out a reduction reaction on a compound represented by a formlu 65 to produce a compound represented by a formlu 14. The optical activity active 3-amino butyric acid preparation method comprises: carrying out a hydrolysis reaction on a compound represented by a formlu 64 to produce a compound represented by a formlu 65. According to the present invention, the preparation method has characteristics of cheap and easily-available raw materials, simple operation, short process route, no hazard of raw materials, high yield, little waste production, environment protection, high raw material conversion rate, high product chemical purity and high product optical purity, and the industrialization is easily achieved. The formulas 64, 65 and 14 are defined in the instruction.

The invention provides a method for realizing a three-dimensional virtual city system based on the RIA (rich Internet application) architecture, which is a method of truly representing urban geographic space and environment on the Internet network through virtual three-dimensional visualization. The method comprises: at first, generating a three-dimensional virtual city scene through space data collection, three-dimensional model building, partition rendering and seamless splicing based on the RIA architecture, then creating a three-dimensional tile data set through a computer caching technology, combining a Web server technology and a GIS (geographic information system) server technology on the basis of the three-dimensional tile data set, and developing the three-dimensional virtual city system with map bookmarks, tour queries, map markers, map correction and map advertising functions under supporting of an RIA client platform. The drawing, display and dissemination of the conventional two-dimensional map are changed, reference can be provided for daily life, travel and online affairs of people living in cities, and an interactive channel is provided for propaganda of urban governments, institutions, businesses and enterprises to the public.

The invention discloses a process and a device for refining oil by dry distillation of oil shale. The process is characterized in that methane generated in the dry distillation process of the oil shale can be repeated used as a hot carrier in the dry distillation of the oil shale. The retort for realizing the dry distillation oil refining process is characterized in that: the retort has a vertical round-square structure, namely the cross section of the upper part is round, the cross section of the lower part is square, and the inside diameters of the upper and lower parts are the same; and array umbrellas, a herringbone baffle plate, a device shaped like a Ding(ancient cooking vessel of China) or in an Asi structure, an air distribution and material distribution tracery wall, a coke discharging tank, a cooling water jacket, a water seal pool, a coke pushing machine and a scraper conveyor are arranged in the retort from top down in turn. The daily handling capacity of the retort is 500 to 1,000 tons. The invention is suitable for refining oil by dry distillation of oil shale with low methane content, low solid carbon content, low water content and a particle size of 5 to 75 milliliters, and the recovery rate of the oil is 85 to 90 percent.

The invention discloses an induction heating auxiliary surface ultrasonic rolling device and method. The device comprises a lathe chuck, a running center and a lathe cutter holder, the surface ultrasonic rolling device further comprises an induction coil, a movable arm, an induction power source and an infrared temperature measuring gun, one end of the movable arm is used for mounting of the induction coil, the other end of the movable arm is fixed to the lathe cutter holder, the surface ultrasonic rolling device is fixed to the lathe cutter holder, the induction heating power source is turnedon, meanwhile, a lathe is started, a part rotates, a part in the induction coil work area is heated to the high temperature, in the whole process, the temperature is measured through the infrared temperature measuring gun, when a sample is heated to the needed temperature, the part is subjected to surface ultrasonic rolling machining, through induction heating, the part deforming resistance is reduced, the surface ultrasonic rolling machining effect is better, the device is simple in structure, convenient to use, economic and environment-friendly, and the device can be used for machining shaft parts with high machining hardness and poor surface quality.

The invention discloses a method for preparing soybean curb residue dietary fiber edible paper. The method comprises the following steps of: drying, degreasing and re-drying soybean curb residue which serves as a raw material, extracting soybean curb residue dietary fibers from the soybean curb residue, washing, infiltrating and crushing the dietary fibers; mixing the dietary fibers and water, and performing ultrasonic treatment at the temperature of between 35 and 55 DEG C; and finally, adding glycerol, dextrin, dialdehyde starch and gum into a feed liquid, uniformly stirring, performing compression molding and drying to obtain the soybean curb residue dietary fiber edible paper. The method is easy to operate, the raw material is readily available, the cost is low, and the obtained paper is rich in dietary fibers. Compared with the traditional packaging paper, the soybean curb residue dietary fiber edible paper has the advantages that: the tension and wet strength of the paper are obviously improved, and the paper is difficult to break and suitable to be stored for a long time; the paper can serve as environment-friendly packaging paper and can be widely applied to the fields of foods, medicinal materials and the like, and the problems of secondary recovery and the like are solved.

The invention relates to the method for preparing medical lactide. The method includes: adding catalyst and high boiling-point solvent in lactic acid for condensation polymerization to enable the lactic acid to generate lactic-acid oligomer, and adding catalyst in the generated lactic-acid oligomer for depolymerization to obtain the medical lactide. The high boiling-point solvent is added during the condensation polymerization, so that a reaction system during depolymerization cannot become viscous, and is less prone to steam out, carbonize and turn yellow caused by distillation and reduction of lactide, stability of production process, product quality and variability of physical indexes are guaranteed; and the method for preparing medical lactide is high in yield, simple in reaction operation, free of danger, short in production time and beneficial to industrial production, and has quite high economic value.

The invention provides a woodworking sawing machine, and belongs to the technical field of woodworking machines. The technical problems that industrial accidents can occur easily when an existing woodworking sawing machine is operated, and thus personal safety is seriously affected are solved. The woodworking sawing machine comprises a machine frame, an electric saw and a workbench which is fixed on the machine frame. The electric saw comprises a driving motor and a saw blade which is fixed on an output shaft of the driving motor. The workbench is provided with a bar-shaped channel which allows the saw blade to pass through, and the driving motor is placed below the workbench and can slide in the direction of the channel. The upper end of the saw blade passes through the channel and is placed above the workbench. A driving structure which can drive the driving motor to move is arranged between the driving motor and the machine frame. The woodworking sawing machine has the advantages of being capable of reducing the contacting probability of the saw blade and workers and improving the safety.

The invention relates to a composite biological agent and a preparation method thereof. The composite biological agent is mixed by seaweed physiological activator extracting solution and rhizosphere promotion bacterium liquid according to the volume ratio of (1-20):100. The composite biological agent contains a plurality of physiological activators and rhizosphere promotion flora, and has a plurality of advantages of resisting disease, moving soil, being free of public nuisance and the like.

The invention relates to a medical rehabilitation training instrument. An upper-limb rehabilitation training robot solves the problems that existing equipment is complex in structure and hand joints cannot move comprehensively. The upper-limb rehabilitation training robot comprises a base (1), a support frame (3), a seat (2), a cantilever beam (4) and an upper limb training mechanism, wherein the upper limb training mechanism comprises a shoulder joint expanding and shrinking mechanism, an arm bending and stretching mechanism, a shoulder joint internal and external rotating mechanism connected and fixed with rotary rods (17 and 18), a front arm forward and backward rotating mechanism the same as the shoulder joint internal and external rotating mechanism, an elbow joint expanding mechanism fixedly connected with the shoulder joint internal and external rotating mechanism and the front arm forward and backward rotating mechanism through two pairs of rotating blocks (32 and 41), and a hand expanding mechanism fixedly connected with the shoulder joint internal and external rotating mechanism through slide bars (44 and 45). The upper-limb rehabilitation training robot is simple to operate and enables the joints to move comprehensively.

The present invention addresses the problem of providing an emulsion composition which can retain emulsion stability even when undergoing a high-temperature process such as sterilization (heat resistance) and has a small change in particle diameter distribution before and after heating, and of which the emulsion stability can be retained even when an oily phase component causes the change in state(e.g., the oily phase component is coagulated and crystallized by decreasing the temperature of the composition, or the oily phase is melted by increasing the temperature of the composition) (i.e., resistance to decrease in temperature), and which is easy to handle during the production thereof. The problem can be solved by an oil-in-water type emulsion composition comprising solid particles, a surfactant having one alkyl group, an oily phase component and an aqueous phase component, wherein the oily phase component comprises an oily phase component having an unsaturated bond and / or an oxygenatom, and the solid particles exist on the interface between the oily phase component and the aqueous phase component.

The invention relates to a method for restoring an organic matter polluted water body using a ferrous oxalate-activated persulfate system, comprising: adding ferrous oxalate and persulfate matters into the organic matter polluted water body to restore the water body, a molar ratio of the ferrous oxalate to persulfates is 1:10-2:1. The method provides a solution to the problem that an activator in a traditional activated persulfate system is unable to be recycled, restoration efficiency is high, and the method in the application for restoring organic matter polluted water bodies has the advantages such as high efficiency, zero selectivity, environmental friendliness, and zero secondary pollution.

Provided is a cleaning agent or cleaning method of a separation membrane which has cleaning effects equal or superior to those of conventional cleaning methods in cleaning a separation membrane used for filtration of drinking water, industrial water, river water, lake water, groundwater, reservoir water, secondary effluent, waste water, sewage water or the like; does not include a hypochlorite sothat it neither generates a toxic gas nor adversely affects the human health; and needs less cleaning time owing to elimination of a rinsing step with a large amount of water. The cleaning agent or cleaning method according to the present invention is therefore safe and economical. Disclosed by the present invention is a preferred cleaning agent containing hydrogen peroxide, a heavy metal compoundand a hydroxydicarboxylic acid, wherein the hydroxydicarboxylic acid is selected from the group consisting of malic acid, tartaric acid, tartronic acid, citramalic acid, dioxymaleic acid and dioxymalonic acid, while the heavy metal compound is an iron ion.

The invention discloses a preparation method of perovskite single crystals. The perovskite single crystals are CsPbBr3 perovskite single crystals or CsPb2Br5 perovskite single crystals, and the perovskite single crystals are in the shape of sheet or rod. A preparation method comprises the following steps: cleaning a single crystal growth substrate, wherein respectively carrying out ultrasonic treatment on the substrate for 15-30 minutes with acetone, 70%-80% ethanol and deionized water, taking out the substrate, and drying the substrate in a drying oven overnight to obtain a single crystal growth substrate; preparing a perovskite precursor solution, wherein dissolving CsBr and PbBr2 in hydrobromic acid or dimethyl sulfoxide according to the proportion of 1 / 1-1 / 4, controlling the concentration of CsBr to be 0.06 mol / L to 0.3 mol / L, the concentration of PbBr2 to be 0.06 mol / L to 0.3 mol / L, and obtaining a perovskite precursor solution; and preparing the perovskite single crystals, namelypreheating the perovskite precursor solution to 80-95 DEG C, dripping the perovskite precursor solution on the substrate, and removing the solvent to obtain the perovskite single crystals. The methodis simple to operate and low in operation process difficulty, and the components and morphology of the perovskite single crystals are adjustable.

The invention relates to a municipal road concrete block treatment device. The municipal road concrete block treatment device comprises a supporting bottom plate, a drilling device, a fixing device, an elevating device and a hanging taking device; the drilling device is arranged on the left side of the supporting bottom plate, the fixing device is located on the right side of the drilling device,the fixing device is arranged on the supporting bottom plate, the elevating device is connected with the upper end face of the middle of the supporting bottom plate, the hanging taking device is arranged on the right end top of the supporting bottom plate, the drilling device comprises a drilling motor sliding block set, a moving plate, a drilling lifting push rod, a drilling supporting plate, a recycling branch chain, a drilling vertical plate, a drilling push rod, a drilling mechanism and a hammering mechanism. Through the device, the problems that when an existing concrete block is separated, labor intensity is large, the concrete block needs to be drilled manually, a drill rod needs to be manually cleaned, the separated-out concrete block needs to be manually conveyed in an auxiliary manner, and when the concrete block is conveyed, dangerousness is large are solved.

The invention relates to an aiming method for a shooting game. A game device includes a control system, a shooting device for the game and a screen. The aiming method includes that the control system is utilized to start a zero adjustment function, an image and a target to be captured and shot are displayed through the screen, cut and amplified and are opposite to the center position of a sighting telescope, the control system is utilized to control the shooting device and shoot the target to be shot on the screen to enable a shot point to be displayed on the screen and the sighting telescope, then whether the shot point and the center of the sighting telescope coincide is judged, on yes judgment, zero adjustment is finished, on no judgment, image cases of the shot target are adjusted through the control system till the shot point on the screen moves to the position coinciding with the center of the sighting telescope to finish the zero adjustment of the shot point, then the center of the sighting telescope is utilized to aim at the target on the screen, the shooting game is conducted, and the aims of fast aiming and accurate shooting can be achieved.

The invention relates to a solid agentia for boiler water treatment and a preparation method thereof. The solid agentia comprises an agentia raw material and a binding agent, wherein the agentia raw material is one selected from a boiler tank cleaning agent, a boiler descaling agent, a boiler descaling antisludging agent, a boiler deoxidizing agent and an alkaline descaling agent; 3%-8% of the binding agent is added into the agentia raw material according to the weight percent. The preparation method comprises the following steps: raw material mixing; compression forming; vacuum dehumidification treatment; and the like. According to the solid agentia, the prepared solid caky agentia for boiler treatment is convenient for packaging, transportation and use, and during boiler treatment in all stages, various solid tablets for boiler treatment are put in soften water for dilution according to the proportion, so that a liquid water treating agent is generated, and is used for treating the boiler; the solid agentia for boiler water treatment prepared through the method avoids environmental pollution problem, and is small in volume, less in transportation volume, easy to store, convenient to use, economical and applicable.

The invention relates to high temperature resistant polyamide and a synthesis method thereof. The high temperature resistant polyamide has the structure as shown in the specification, wherein a=10-200, b=10-200, c=10-200, and R is polyester amide. The high temperature resistant polyamide has better mechanical properties and heat resistance, low water absorption and excellent processability and has the characteristic of biogenetic derivation, so that the high temperature resistant polyamide can be applied to the fields of electronic appliances, LEDs, vehicles, aerospace, war industry and the like.

The present invention discloses a system and method for simulation of insulator chain wind deflection angle measurement by employing a wind tunnel experiment. The system comprises a wind tunnel, a ventilation device, at least three tower insulator chain models, a wind deflection angle monitoring module and a remote monitoring platform. The wind tunnel includes a wind tunnel body which is provided with an inlet, a power section, a transition section, a settling chamber, a contraction section, an experimental section and an expansion section in order; the ventilation device is installed at the power section of the wind tunnel body; the tower insulator chain models are installed at the experimental section of the wind tunnel body; and the wind deflection angle monitoring module is installed on the tower insulator chain models to monitor the insulator chain wind deflection angle data, and the insulator chain wind deflection angle data is transmitted to the remote monitoring platform through the wireless transmission network for processing. The system and method for simulation of insulator chain wind deflection angle measurement by employing the wind tunnel experiment can directly employ the wind tunnel to simulate the wind field for measurement of the wind deflection angle with no need for building a real transmission line tower for experiment, and can ensure that the experiment result is accurately obtained.

The invention discloses a compressed air type motor vehicle exhaust waste heat recycling system and method. High-temperature exhaust emitted by a motor vehicle engine serves as a heat source, air serves as a working medium, and an open circulation is formed. A heat exchanger is installed in an air storage tank of the system and used for transferring high-temperature waste heat of motor vehicle exhaust to compressed air in the air storage tank, so that the temperature and the pressure of the compressed air are increased continuously. An air compressor / turbine and a motor play different roles in different working processes of the system, in the air compression stage, the motor is used as an electric motor, consumes electric energy and drives the air compressor to act, and air is compressed and delivered into the air storage tank; and in the high-temperature air expansion stage, the air compressor is used as a turbo-expander, the work generated by high-temperature high-pressure air expansion is converted into mechanical energy, and the motor is driven to generate power. Air is adopted as the working medium, the mechanical energy is adopted for compressing air, the motor vehicle exhaust waste heat is fully used for heating air, and therefore the acting capacity of the system is further improved.

The invention relates to a long distance concentrated sulphuric acid pipe leakage monitoring method, including that a cable and a cable fault monitor are utilized to monitor leakage state and leakage position of concentrated sulphuric acid pipe. The method is characterized in that the cable is an acid sensitive one with dressing made by polyether-ether-ketone PEEK material, adapts to water, alkali or mixture thereof and multiple mediums and is sensitive to concentrated sulphuric acid only, the acid sensitive cable is parallelly paved at the bottom of pipe along the whole course of concentrated sulphuric acid pipe, one end of the acid sensitive cable is connected on to the cable fault monitor, concentrated sulphuric acid leakage is monitored in real time, and the cable fault monitor automatically alarms once pipe leakage happens and provides the position of leakage point. The invention has the advantages that monitoring distance is long, single section longest monitoring distance can reach 30km, the method is heat resistant and can be resistant to high temperature of 250 DEG C for a long time, insulating property is good, structure is simple, use convenience is achieved, cost is low, no danger is produced, and online monitoring, leakage alarming and leakage positioning can be realized, and the invention is widely applied in long distance concentrated sulphuric acid pipe leakage monitoring.

The invention belongs to the field of edible vegetable oil, particularly relates to corn oil rich in oryzanol and a preparation method thereof. The corn oil contains 0.08-0.2% of oryzanol. The corn oil rich in oryzanol is prepared by adding oryzanol into the finished corn oil by reasonable production processes and mixing. The corn oil rich in oryzanol integrates the advantages of corn oil and oryzanol, contains more oryzanol, phytosterin and vitamin E, is balanced in nutrition, and is good for health.

The invention discloses an oxalic acid leaching method on the silica sand surface film iron, which comprises the following steps: placing silica sand with film iron on the surface in the oxalic acid solution with density at 1-10%; making the quality rate of oxalic acid solution and silica sand more than 100: 100; heating to 80-90 Deg C; stirring fitfully; dissolving film iron on the silica sand by oxalic acid to form ferric oxalate after 1-5h; proceeding solid-liquid separation; washing through clean water; filtering to obtain the product.

The invention discloses a method for promoting seed germination of iris germanica, and relates to the technical field of ornamental horticulture breeding. The method comprises the following steps: removing capsules from hybrid fruits, threshing, removing foreign matters, naturally drying in the shade, bagging and putting into a refrigerator of 4 DEG C for storing; and soaking into a soaking liquid for disinfecting, putting disinfected seeds into an environment at the temperature of 3-8 DEG for laminating for 42-63 days, performing sprouting culture and sowing. By adopting the method, the seed germination rate is increased to over 70 percent, the seedling quality is high, the cost is low, the treatment process and treated seeds are free from toxic and side effects, the risk to seed contact people is eliminated, and environmental pollution is avoided.

The invention discloses a preparation method of a modified diatomite adsorbent. The preparation method comprises the following steps: 1) pre-treating diatomite: immersing the diatomite into an alkali solution and an acid solution respectively and carrying out stirring treatment; then washing the diatomite with water until the diatomite is neutral, drying; 2) mixing urea, ethylenediamine tetraacetic acid and the diatomite treated by step 1) in an organic solvent; stirring at 40 DEG C to 60 DEG C for 20min to 30min; then putting an obtained mixture into a reaction kettle and carrying out heating reaction at 160 DEG C to 200 DEG C for 6h to 8h; cooling to room temperature, washing and drying. The invention further discloses the ethylenediamine tetraacetic acid modified diatomite adsorbent and application thereof to adsorption of heavy metal ions in wastewater. The ethylenediamine tetraacetic acid modified diatomite adsorbent takes waste diatomite of a beer factory as a raw material; the price is low and the raw material is convenient to obtain; a modified material has no dangers and no pollution; a whole operation process is simple and the obtained adsorbent has a strong adsorption capability and has relatively high adsorption and removal efficiency on hexavalent chromium and divalent nickel in the wastewater; no other pollutants are produced in a whole adsorption and removal process.

The invention discloses a novel glass window system with a concealable guardrail and self-cleaning function, comprising a concealable guardrail and an automatic cleaning mechanism; the concealable guardrail includes a retractable cylinder guardrail arranged in the window sill; the automatic cleaning mechanism includes a brush mechanism , the brush mechanism is arranged on the guide rail, and the brush mechanism is connected with a driving device. The utility model can realize the automatic cleaning of the glass windows and the safety and anti-theft of the living room, realize the cleaning of the glass windows of the house is convenient, practical, non-dangerous, low in cost, highly automatic and easy to operate. The anti-theft guardrail of the room can be hidden to ensure that people can escape from the window when the room is in a certain disaster; at the same time, stainless steel metal rods are used as the guardrail, even if the guardrail is raised, it will not affect the city appearance.

The invention discloses a method for producing fluorescent antibacterial silks from transgenic silkworms. Gene targeting transgenic vectors fused with silkworm light-chain genes to express fluorescent proteins and antibacterial peptides are constructed on a vector of a homologous arm with silkworm silk fibroin light-chain genes; gene targeting is carried out through a transgenic method; the transgenic silkworms for producing fluorescent antibacterial silks are acquired after being subjected to the fluorescence screening and the identifying of molecular biology. According to the method disclosed by the invention, the quality of the silks produced from the silkworms is improved, the function of the silks is extended and the application value of the silks is increased; the fluorescent antibacterial silks are not polluted by DNA and other physical and chemical factors and have no potential harmfulness from transgenic organisms, so that the biological safety is high; and the simple preparation process and the low cost are achieved.

The invention discloses a high-temperature resistant nylon and a synthesis method thereof. The high-temperature resistant nylon comprises a structure shown in the formula I, wherein a=10 to 100, b=10 to 200, c=10 to 100, d=10 to 100, and R is polyester-amide. The high-temperature resistant nylon is relatively high in mechanical property and heat resistance, low in hygroscopic coefficient, and excellent in processability, and can be applied to the fields such as electronic apparatus, LEDs, automobiles, aerospace and military industry.