317results about How to "Eliminate destruction" patented technology

The invention relates to a glass fiberreinforced thermoplastic composite and a continuous fiber-reinforced composite, which are prepared with the following raw materials percentagewise by weight: 35-60 % of resin, 35-60 % of dip treated glass fiber and 0.5-5 % of auxiliary agent. The invention adopts resin and dip treated glass fiber as main raw materials, mixtures of antioxidant, ultraviolet absorbent and light-stability agent as main auxiliary agents, with logical formulations, eliminates the damage to glass fibrous surface caused by twin-screw with continuous fiber-reinforced composite producted by this manufacturing technique, improves product lustrous surface, binding properties between fiberglass and resins by a treatment for glass fibrous surface and mechanical properties of products, protects the materials for long periods from destruction because of addition of various stabilizing agents, and solves the limitation that general materials can not be used for a long time in extreme conditions such as high temperature, high humidity, radiation and so on.

The invention discloses inorganic composite thermal mortar, which comprises ordinary Portland cement, coal ash, glass beads, expanded perlite, polypropylene fibers, heavy calcium powder, ash calcium powder, mineral fibers and a composite additive. By adopting the invention, fireproof insulation layers are constructed on the wall space and the top surface of the building effectively, the heat insulation property of the building is greatly improved, energy consumption for heating in winter and cooling in summer is reduced, and the inorganic composite thermal mortar has the advantages of light density, small heat conductivity coefficient, high temperature resistance, fire resistance, safety use, environmental friendliness and durability. The inorganic composite thermal mortar is suitable for thermal insulation construction of wall spaces and roofs, such as reinforced concrete, concrete, aerated concrete blocks, clay bricks, steel structures and the like, and is also suitable for construction of fireproof insulation layers, such as underground garage, elevator wells, tube wells, cold storages and the like.

The present invention is one kind of composite zeolite biofertilizer and its preparation process. The zeolite is first modified to loosen its frame structure, raise the content of effective components, such as P2O5 and K2O, in zeolite, and raise its unique chemical and physical performance, ion exchange property, adsorption and catalytic property. The modified zeolite is then compounded with several kinds of organic matter as carrier, inoculated with composite ferment bacteria for fermentation into base fertilizer, and compounded with ammonium humate fertilizer, nitrogen fertilizer, phosphate fertilizer and potash fertilizer and trace element fertilizer, so as to form the composite green fertilizer capable of providing plant with multiple nutrient components to raise the yield and quality of plant.

A bonding or superfine wire is provided made of copper, with a gold enrichment on the surface thereof, in particular in an amount corresponding to a coating of at most 50 nm. The wire may be bonded by the ball / wedge method, has a copper-colored appearance, and the ball thereof after flame-off has a hardness of less than 95 according to HV0.002. In order to produce the bonding or superfine wire, a copper wire is coated with gold or a copper-gold alloy or gold is introduced into the surface of the copper wire. The wires are bonded to a semiconductor silicon chip.

A process for preparing the alumina carrier of hydrodemetallizing or hydrodesulfurizing caltalyst from the leftover of alumina includes such steps as grinding, mixing with carbon black powder and the alkaline solution containing nitrogen (or ammonium salt), adding aluminium hydroxide powder, kneading, shaping, drying and calcining.

The invention discloses a coking wastewater treating process with zero discharge. The coking wastewater treating process with zero discharge comprises the following steps: carrying out biochemical treatment, adsorbing by activated carbon, softening crystals, filtering by an ultrafiltration membrane, filtering by a reverse osmosis membrane, carrying out spray evaporation and the like. The coking wastewater treating process with zero discharge is simple in process, convenient in operation and management, high in automation degree and low in running cost, is capable of not generating secondary pollution, effectively treating coking wastewater, basically realizing wastewater zero discharge, completely eliminating environment disruption caused by organic matters, ammonia nitrogen, salts and the like in the wastewater and reusing all the wastewater with high quality, can be used as a wastewater treating full flow process of a newly-built coking enterprise and can also be abutted to the wastewater treating process of the traditional coking enterprise.

The invention discloses an ultralow-expansion-coefficient high-transparency microcrystalline glass which comprises the following components in percentage by weight: 65-69% of SiO2, 19-20% of Al2O3, 3.1-4.2% of Li2O, 3-4.5% of B2O3, 0.1-0.4% of Na2O, 0.1-0.4% of K2O, 0.3-0.5% of MgO, 0.6-1.4% of BaO, 0.6-1.4% of ZnO, 1.0-1.7% of TiO2, 1.0-1.3% of ZrO2, 0.4-0.8% of P2O5, 0.3-0.8% of F and 0.02-0.3% of CeO2. The preparation method comprises the following steps: melting glass raw materials, cooling, molding, annealing, crystallizing, and carrying out after treatment to obtain the microcrystalline glass finished product. The microcrystalline glass has the advantages of high transparency and ultralow expansion coefficient, and can be used for manufacturing large-size or complex-structure products.

The invention relates to a method for preparing nano flyash zeolite. Flyash is used as a raw material in the method, and the method comprises the following steps of: firstly melting the flyash and sodium hydroxide at high temperature; mixing the molten flyash with concentrated seawater used as a solvent, stirring and aging to obtain silica-alumina gel; crystallizing the silica-alumina gel hydrothermally, and then washing with water to be neutral; and finally drying to obtain a powdery product. Based on the special aperture structure of zeolite, the synthesized zeolite can be applied to catalysis, adsorption, ion exchange and soil improvement. By using the flyash and the concentrated seawater which are both wastes, the method realizes the recycling of the flyash and the concentrated seawater and is a new environment-friendly production method which meets the requirement of sustainable development.

The invention discloses a method for unscrewing decollated bolts. The method includes following steps: (1) flattening the cracking position of a decollated bolt on a connector; (2) drilling a hole with the diameter smaller than the outer diameter of the decollated bolt and the depth ranging from 10-20mm along a central line of the decollated bolt at the flattened position; (3) selecting a suitable hand tapping tool according to the diameter of the drilled hole, and tapping the drilled hole with the hand tapping tool to enable the thread direction in the drilled hole to be opposite to the thread direction of the decollated bolt; and (4) screwing a small bolt into the tapped threaded hole with a wrench. Since the thread direction in the drilled hole is opposite to the thread direction of the decollated bolt, the decollated bolt can be slowly unscrewed during the screwing process of the small bolt. The method for unscrewing decollated bolts is easy to handle, convenient and fast, and can protect the connector from deformation and damage caused by damages by external force.

The invention relates to a fatigue and strength test table of a wind-power blade material. The fatigue and strength test table comprises a base, a main frame and a double-piston rod cylinder, wherein the main frame is arranged on the base; the top end of the double-piston rod cylinder is hinged on an upper cross beam of the main frame and is provided with a position sensor; one ends, extending downwards, of the piston rods of the double-piston rod cylinder are sequentially connected with a force transferring piece and a transition joint in sequence; a force sensor is arranged between the force transferring piece and the transition joint; an H-shaped test piece is connected with the transition joint by a pin shaft; an inner frame is fixed in the main frame and is provided with a vertical sliding matching mechanism and a horizontal sliding matching mechanism; the transition joint is arranged on the vertical sliding matching mechanism and the horizontal sliding matching mechanism and is suitable for vertical and horizontal free sliding; the H-shaped test piece is fixed on a supporting frame arranged on the base in a two-point simply-supported manner; and a displacement sensor and theforce sensor are connected with a controller which is connected with a display device used for displaying the displacement measured by the displacement sensor and the tensile force and pressure values measured by the force sensor.

The invention relates to the technical field of lithium ion batteries, and discloses a positive electrode material, a preparation method thereof and a lithium ion battery. The positive electrode material comprises a high-nickel cobalt-free multi-element positive electrode material intermediate and a cobalt-containing compound coating the outer surface of the high-nickel cobalt-free multi-element positive electrode material intermediate, and the total mole number of nickel and manganese in the high-nickel cobalt-free multi-element positive electrode material intermediate is taken as a reference, the content of the cobalt-containing compound in terms of cobalt element is 0.5-5 mol%. The positive electrode material is stable in structure, high in energy density, good in rate capability, high in capacity retention ratio, simple in preparation method and low in cost.

This invention provides a kind of liquid crystal display device including a first basal board, a second basal board, a liquid crystal layer and two pieces of light-polarizing slices. The liquid crystal layer is located between the first and the second basal board. The two light-polarizing slices are respectively equipped on the first and the second basal board. Thereinto at least one light-polarizing slice is equipped at the inside of the corresponding basal board.

The present invention provided a metal graphite brush in which any spark discharge is hardly produced. A metal graphite brush 1 is made up of a sintered body having pores 19 on its surface and interior, and feeds a coil 17 in such a manner that the coil 17, wound around a core 9 provided on a rotor 2 of a motor, comes slidably into contact with an electrically connected commutator8 at a slidably contacting surface. Emulsion containing liquid that is vaporized in response to temperature rise due to contacting with the commutator 8 when a motor is operating, and solvent having a higher boiling point than that of liquid as well as causing the liquid to disperse is included within the pore 19.

The invention discloses a desulfuration process. The process comprises the following steps of: combusting a desulfuration agent and coal together to generate smoke and cinder, treating the smoke by using water, flushing the cinder, treating the formed waste water, and then treating the smoke produced by the combustion of the desulfuration agent and the coal and flushing the cinder produced by the combustion of the desulfuration agent and the coal by using the waste water so as to form a circulating system. The process saves a gypsum crystallization system, a drying system and a limestone slurry-making system in a wet limestone / lime-gypsum desulfuration device so as to greatly simplify the structure and reduce the cost; and the process recycles the cinder flushing water to remove sulfur-containing gas from the smoke and uses the desulfuration agent taking sludge as a main raw material, so the method reduces secondary pollution, can save the coal by 6 to 12 percent, has the desulfuration efficiency of 95 percent, and has remarkable environmental benefit and economic benefit.

The invention provides an electrochemical device and a method for treating high-concentration ammonia organic wastewater and a method. The device is divided into an anode chamber and a cathode chamber through a diaphragm; a water inlet is formed in the top part of the anode chamber; a pipeline with a valve communicated with the top part of the cathode chamber is arranged on the bottom part of the anode chamber; a water outlet is formed in the bottom part of the cathode chamber; an alga-bacteria biofilm is arranged on the surface of a cathode; an ammonia nitrogen-resistant electroactive biofilm is arranged on the surface of an anode; the cathode and the anode are connected with an adjustable resistor and a photocell controlled by a timing relay. The device respectively removes an organic matter and ammonia nitrogen on the anode and the cathode, prevents the influence on the cathode caused by that a continuous flow from bringingcarrys the organic matters from the anode so as to influence the cathode, and eliminates the phenomenon that a nitration liquid reflows to the anode so as to bring oxygen and nitrate to influence on the anode caused by that nitration liquid reflows to the anode and brings oxygen and nitrate in. A cathode algae alternative dark light reaction and phycomycete synergism are utilized, so that multi-way denitrification such as bio-nitrification-denitrification, electrochemical reduction and algae absorption is realized. Meanwhile, the photocell discharges to intensify the operation of a drive device at night. The device is self-controlled in energy, and can be used for sustainably and high-efficiently treating the high-concentration ammonia organic wastewater.

The invention belongs to the field of battery materials, and specifically relates to a method for recovering positive active materials from battery material offcuts and slurry. The method comprises the following steps of: filling positive plate or dry positive slurry to be recovered into a pulverizer, screening into a powder, putting the powder into a fluidized bed and removing impurities of conductive carbon and a binder; letting a gas pass through a cyclone separator on the top of the fluidized bed to remove entrained powder, passing through a fixed bed to remove harmful gases, heating and blowing into the fluidized bed for cyclic utilization, cooling the powder at the bottom, and sieving to obtain a qualified positive powder. According to the invention, the process flow is short; the powder is in a fluidization state in the fluidized bed during the process of heat treatment; and the gas and the powder fully contact with each other and the reaction is complete. Therefore, the problems of high impurity content in the product and low recovery rate in a traditional technology are fundamentally resolved; in addition, cobalt and lithium elements are simultaneously recovered, the recovery rate of an active substance reaches up to 94%, and simultaneously side-effect will not be exerted on the active substance and it selectrochemical properties.

The invention relates to a treatment technique of manganese-containing wastewater in a wet electrolytic manganese production process, which comprises the following steps: mixing, calcium removal, reduction, neutralization, floatation, ultrafiltration membrane filtration, reverse osmosis membrane filtration and the like. The technique overcomes the defects in manganese-containing wastewater treatment in the prior art, has the advantages of advanced and reliable technique, high tolerance to wastewater quality fluctuation and stable effluent water quality, recovers ammonium, manganese and other valuable substances, and implements sustainable development of the environment and cyclic utilization of resources.

The invention discloses a system utilizing the fountain to dissipate heat, which comprises a cold water unit, a cooling circulation pump, a collecting tank, a fountain pump, a fountain pool and a nozzle, wherein a water inlet pipe of the cold water unit is connected with the bottom of the collecting tank through the cooling circulation pump, the water outlet pipe of the cold water unit is connected with the upper part of the collecting tank, one end of the fountain pump is connected with the collecting tank, the other end of the fountain pump is connected with the nozzle in the fountain pool, a filter is arranged at the bottom of the fountain pool, and is communicated with the collecting tank. The heat dissipation system does not need to additionally arrange a water pump, and only uses the original fountain pump and the cooling circulation pump, a cooling tower can be reduced to use or be dispensed in the system, because the fountain system is utilized to dissipate heat, the energy consumption and the noise of the air conditioning system are greatly reduced, the damage caused by the cooling tower to the landscape is eliminated, and the system has obvious economical and social benefits.

A LCD device includes a first base board, a second base board, a liquid crystal layer, multiple pixel electrodes, a common electrode and two diffusers, among which, the first base board is set opposite to the second base board, said LC layer is set between the two baseboards, said multiple pixel electrodes are set between said LC layer and said first base board, said common electrode is set between said pixel electrodes and the first base board, said two diffusers are set on the two base boards separately, said pixel electrode are reflective, at least one diffuser is set at the inside surface of the related base board.

The invention relates to a manufacturing method of a mosaic structure. The method comprises the following steps: a semiconductor substrate with a metal conducting wire layer is provided; a dielectric layer is formed on the semiconductor substrate, an opening is formed in the dielectric layer, and the bottom part of the openingis exposed outside the surface of the metal conducting wire layer; first metal layers are deposited at the bottom part and on the side wall of the opening; the first metal layer at the bottom part of the opening is removed, and the oxide on the surface of the metal conducting wire layer at the bottom part of the opening is removed; second metal layers are deposited at the bottom part and on the side wall of the opening; third metal layers are deposited on the second metal layers. The method can eliminate the coupling current which is generated by the plasma in the metal conducting wire layer, and reduce or eliminate the damage to the gate oxide.

The invention discloses a construction method for a pipe truss cable film structure. The construction method comprises the steps of film material inspecting, setting out and blanking of film pieces, film piece cutting, film material preassembling, film material heat fusion, treatment of corners of film materials, cleaning, packing, pipe truss structure mounting, support fixing, film structure mounting and the like. The film structure is small in weight, and the construction costs of a main body structure and a foundation are reduced. Waste residues, waste gas, waste water and noise do not exist in the construction process, so that pollution and damage to the surrounding environment are removed. Buildings, structures and public facilities with attractive appearances can be built to form sights and scenic spots, and city environment beautifying is facilitated.

The patent describes the entropic methods and apparatus of electromagnetic high frequency wave generator systems which convert electrical energy into magnetic energy waves and back which generates usable work as electrical potential. The patent primarily delves into the method and apparatus needed to extract Cold potential electromagnetic energy waves by using electromagnetic wave converters units which allow the extraction of work as net zero energy change process while simultaneously re-conditioning the energy source(s) electrical potential using a reversible net zero entropy change circuit without violating the Second law of Thermodynamics.

The invention relates to a auto-control multi channel central water supply and storing electric water heater which consists of shell, inner core, water inlet and outlet tube, water outlet tube, electric heating tube and its control circuit. Concatenate a electric control valve between the water inlet tube and the inner core, and a flow sensor in the heat water outlet tube in each multi channel water supply channel point. Air conducting overflow tube and electric control valve are also set on the inner core or the water outlet tube. The product has got all advantages of the sealing and opening water heater while auto release various pressing forces on the inner core which totally eliminates the metallic phase corruption due to kinds of pressing forces and prevents the core from working under long fatigue state greatly lengthening its service life. It can also be used as separate outlay components facilitating refitting existing sealing water heating.

The invention relates to a solid desulfurizer and a production method thereof, in particular to a composite calcium-based solid desulfurizer which is prepared from industrial waste residues and the production method thereof. The desulfurizer is prepared by the following steps of: directly mixing carbide slag slurry, dicyandiamide slag serving as a modifier, a chemical drying agent and magnesium slag powder which serves as another modifier; stirring and mixing; performing wet milling to prepare slurry; performing dry milling to prepare powder; and sieving. The prepared composite calcium-based solid desulfurizer is mainly compounded by calcium hydroxide or calcium hydroxide and calcium carbonate, wherein the desulfurizer contains an active magnesium oxide component, integrates the characteristics of a single calcium base or a magnesium-based desulfurizer and has composite effects. Moreover, the desulfurizer has the characteristics of saving a large amount of energy, protecting environment and reducing the cost of a flue gas desulfurizer, along with cheap and wide raw material resource, large amount of doped magnesium slag, carbide slag and dicyandiamide slag, no heat source, high dehydration speed, stable physical performance and the like; in addition, the desulfurizer has the advantages of small equipment investment, low operation cost, capability of eliminating the damage of limestone exploitation to the environment and the like.

The invention belongs to the field of membrane materials and discloses a PDMS / PEI (Polydimethylsiloxane / Polyetherimide) separating membrane and a preparation method of the separating membrane as well as the application of the separating membrane. The preparation method comprises the following steps of: preparing high polymer emulsion of organic silicon by adopting an emulsion polymerization method, further crosslinking into silicone rubber under the effects of a catalytic agent and a cross-linking agent, and forming the PDMS / PEI composite membrane on a basement membrane through high temperature curing. The siloxane prepared by the preparation method has high molecular weight; the prepared membrane has smooth and compact surfaces without defects and is tightly combined with PEI. The membrane prepared by the method is pollution-free and non-toxic. The prepared separating membrane is used for separating and recovering organic gases, thereby higher selectivity is obtained.

The invention discloses a (thin and extremely thin ore body mining method) which is mainly used for mining a steep ore body. Hanging wall surrounding rocks of the steep ore body are unstable to moderately-stable and had better naturally collapse to form blocks, heading wall surrounding rocks of the steep ore body are moderately-stable, the ore body is extremely unstable or moderately-stable, a drilling drift is not supported, and a blast hole does not deform. The method is applicable to mining of an ore with regular morphology of the ore body, small thickness change, fewer horse-stones or no interlayer, no spontaneous combustion, no adhesion, collapsible grounds and surrounding rocks, obvious ore-rock boundary lines and complicated conditions. By the aid of a subsection caving method, mid-deep borehole drilling, pre-splitting blasting and reinforced concrete false roof laying is introduced, and actual mining is performed under a false roof (only by laying in a first sub-layer and generally in a middle roadway). The method has the advantages that safety of operators is good, ore block production capacity is high, mining equipment is simple, convenient to use and maintain and low inmining cost, and the mining method is used for mining a steep narrow vein with proper conditions with the development of a mining technology.

The invention relates to the field of protection of stones and stone cultural relic and provides a nanometer photocatalysis surface protection material for stones and stone cultural relic and a preparation method of the material. According to the invention, titanium alcoholate is taken as the main raw material; the titanium alcoholate, solvent, chelating agent, catalyst and the like are mixed, and are stirred fully under the condition of normal pressure and below the temperature of 100 DEG C to react, so as to obtain anatase titanium dioxide collosol surface protection liquid for stones and stone cultural relic; and a surface protection film made of anatase titanium dioxide photocatalysis material is formed on the surface of a stone, which is cleaned with solvent, through the method of brushing, soaking or the like. The nanometer photocatalysis surface protection material has the advantages that the reversibility is good; the compatibility with stones is good; the acid resistance is strong; the alkaline resistance is strong; the weatherability and the soil resistance are good; the self-cleaning capability is strong; the fungus resistance is good; and the appearance, the color and the hand feeling of the original stone are not affected.

The invention discloses an anti-inflammatory, antibacterial and anti-irritant external composition for effectively preventing, relieving or treating skin allergy, which is safe, environment-friendly,free of side effects and irritation. The composition comprises ectoine or a derivative thereof, hyaluronic acid or a derivative thereof, a biosurfactant, and epsilon-polylysine as a central composition, and optionally comprises one or more vitamins, and optionally comprises one or more natural plant ingredients. The composition is provided in the form of a cosmetic, a medical device, a medicine, or an additive to the foregoing product.