111results about How to "Eliminate environmental problems" patented technology

A LBD packing structure includes a base, noumenon and several LBD. The noumenon is installed on the base with a circle groove on one side. LBD are fixed in the groove to supply a lateral light for the packing structure. The invention also provides an optical pipe which includes a column and several prisms. The column is of an outer side and an inner reflecting side. The prisms are installed in between the outer and inner sides. By combining the LBD package and the optical pipe, the package is capable of generating diffusion light and be used in apheliotropic module and LCD displayer.

The invention discloses a hot rolled strip steel pickling-free hot galvanizing method based on scale reduction, belonging to the technical field of metallurgy. The method comprises the following steps: (1) heating the hot rolled strip steel to 600-900 DEG C in a heating furnace, and performing reduction annealing; then performing heat-preservation reduction in a 10-100% hydrogen atmosphere by volume; (2) cooling the hot rolled strip steel after the heat-preservation reduction to 450-460 DEG C at a speed of 5-20 DEG C per second; (3) performing hot galvanizing in zinc liquid for 3-5 seconds to obtain a zinc coating on the surface of the hot rolled strip steel. According to the method disclosed by the invention, the scale on the surface of the hot rolled strip steel is removed through hydrogen reduction, the discharge of waste acid is reduced by 20kg per ton of steel, the environmental problem caused by pickling is eliminated, and the transformation of the existing production equipment is avoided; the defects of a hot galvanized plate such as skip plating and the like often occurring in a conventional technology can be eliminated, and the scale which is waste before is effectively utilized.

The invention relates to an organic silicon modified polyurethane sealing agent. The organic silicon modified polyurethane sealing agent is prepared from, by mass, 60-100 parts of toluene diisocynate, 240-470 parts of polyether N220, 200-350 parts of polyether 3050, 3-10 parts of epoxy resin E51 and 40-100 parts of organic silicon Y-9669. The sealing agent has advantages that by selection of the organic silicon Y-9669 serving as a coupling agent in a modification process, the defect of harmfulness of isocyanic acid groups in PUR (polyurethane) hot-melt adhesives to human bodies and environments are completely eliminated owing to parahelium; organic silicon which is a primer intrinsically avoids inconvenience of primer utilization in adhesion of materials such as metals and glass with the PUR hot-melt adhesives (sealants), pollution prevention, environmental friendliness, convenience in operation and the like are achieved, and a prepared product is less prone to whitening and can be used as hot-melt adhesives and sealants.

An object of the present invention is to improve a heat exchanging capability in an evaporator in a refrigerant cycle system in which a high pressure side is operated at a supercritical pressure. The refrigerant cycle system is a refrigerant cycle system in which a compressor, a gas cooler, an expansion valve and an evaporator are sequentially connected in a cyclic form and a high pressure side is operated at a supercritical pressure, wherein the degree of opening of the expansion valve is adjusted based on the temperature and pressure of a refrigerant at an outlet of the evaporator so as to control the degree of superheat at the outlet of the evaporator. An abstract of the present invention is to make large the degree of superheat at the outlet of the evaporator by means of the expansion valve.

The invention discloses a special material for forming a halogen-free high-flowability anti-yellowing wire rod. The material is prepared from the following raw materials: SEBS (Styrene-Ethylene-Butylene-Styrene) rubber resin, a softening plasticizer, a polyolefin elastomer, functional resin, polypropylene resin, an antioxidant, a light stabilizer and a processing agent. The invention further discloses a preparation method of the special material for forming the wire rod. The special material for forming the wire rod has the advantages of no halogens, anti-yellowing property, good adhesiveness, high tensile strength, high flowability and easiness in injection molding, processing and forming and the like. As no halogens are available, the condition that harmful substances in the combusting and heating process are released to threat the physical health of human and environment is effectively avoided. The preparation method provided by the invention is concise in technical step and easy to realize, and can quickly prepare the special material product for forming the halogen-free high-flowability anti-yellowing wire rod. The product can be widely applied to other wire rod products such as external membranes of plugs of top grade earphone lines and external membranes of plugs of data lines, and is wide in application range.

A photocatalyst produced from an easily available, relatively low-cost silicon oxide material is disclosed which is capable of decomposing environmental pollutants with improved efficiency. The photocatalyst is produced by pulverizing an artificial crystal, specifically machining waste thereof, into powder particles having a particle diameter of not more than 3.0 mm and then immersing the particles into a solution containing a hydrogen fluoride for activation. Environmental pollutants such as nitrogen oxides (NOx) and harmful organic compounds can be efficiently decomposed by coming into contact with this photocatalyst while being irradiated with activation light under oxidizing conditions.

An image recognition apparatus is configured to recognize movements of players in a sport match or game from contents recording a sport match or game wherein the players match against each other between domains partitioned with such an obstacle as net, the image recognition apparatus including: a picture information obtaining section configured to obtain picture information containing an image of a movement of at least one of the players from the contents; a sound information obtaining section 103 configured to obtain sound information generated in synchronism with the picture information from the contents, the sound information including information on a hitting sound generated upon hitting of such an instrument as a ball moving between the domains; a hitting time information specifying section 105 configured to specify a hitting time at which the instrument is hit based on the sound information; a rule information storage section 102 configured to store rule information for carrying out the sport match or game; and an image substance recognizing section 106 configured to recognize a substance of an image containing the image of the movement of the player provided by the picture information based on the picture information, a position of the instrument at the specified hitting time and the rule information.

The present invention provides a photovoltaic module, comprising: a dye-sensitized solar cell; a supercapacitor, which is electrically connected to said dye-sensitized solar cell to store the electrical energy generated therefrom; and an electricity-consuming device, which is electrically connected to said dye-sensitized solar cell and said supercapacitor; wherein, when exposed to light, said dye-sensitized solar cell absorbs the light energy to transform into electrical energy, part of said electrical energy is to provide the operation of said electricity-consuming device, and the other part of said electrical energy is stored in said supercapacitor; in the circumstance of no light, said supercapacitor releases the stored electrical energy to said electricity-consuming device to maintain the operation thereof.

A control panel assembly having a plurality of buttons located in a bezel and supported by a switch mat. A bezel and/or button is formed using a vacuum forming technique and has a transparent inner surface layer and a middle translucent color layer and an opaque outer surface layer. A portion of the opaque outer surface layer is removed to define a desired indicia on an outer surface of the bezel or button. In addition, the bezel or button can be backlit to allow visibility in low light conditions. A method of making a control panel component, such as a bezel or button, is also disclosed.

A deodorizing and passivating cleaning agent for oil refining devices belongs to the technical field of device cleaning agents and is characterized by including (in weight): 20 parts of passivator, 10-14 parts of deodorant, 7-9 parts of active components, wherein the deodorant is compounded by low-alkali sodium hypochlorite, ultrafine sodium silicate and glyoxal diamine, the active components aretetrakis hydroxymethyl phosphonium sulfate (THPS) compound, and the passivator is low-alkali sodium hypochlorite and THPS. Compared with the prior art, the deodorizing and passivating double-effect cleaning agent for the oil refining devices has two functions of deodorizing and passivating, and two effects of deodorizing and passivating can be realized by one-step cleaning process during use of the oil refining devices. Equipment can be cleaned at normal temperature and normal pressure during use, heating is omitted and safety and convenience are achieved.

The invention discloses a production method for producing cement and sulfuric acid by using phosphogypsum. The method comprises the following steps: carrying out pretreatment purification on phosphogypsum to reduce insoluble phosphorus, water-soluble phosphorus impurities and most free water in the phosphogypsum, kneading with a reducing agent, granulating, and directly feeding the material into a reductive decomposition integrated rotary kiln with fluidization preheating function; controlling a gas phase atmosphere to perform step-by-step heating, drying, dehydration and reductive decomposition under the combustion of the pulverized coal; sulfur dioxide gas generated after reductive decomposition is used for producing sulfuric acid after being subjected to dust removal and purification; and the reduced and decomposed material enters an oxidation calcining kiln for cement clinker sintering, and the gas-phase atmosphere is controlled under the combustion of pulverized coal for heating, mineralizing and sintering to obtain the cement clinker. Compared with the prior art, the production method for producing cement and co-producing sulfuric acid by using phosphogypsum has the advantages that the coal consumption for reduction and firing is reduced, the production efficiency and the product quality are improved, the device investment is saved, the economic benefit of producers is increased, and the environmental protection problem of phosphogypsum stacking treatment is eliminated.

The invention discloses a method for evaluating resolution of a fiber-optic gyroscope, comprising the following steps of: installing the fiber-optic gyroscope on an aiming-north single-axis position turntable, making its input shaft parallel to the horizontal plane, determining a test position according to indexes of the resolution to be measured and the local latitude, turning the position turntable to the test position, acquiring multi-group fiber-optic gyroscope data, calculating, and evaluating whether the resolution of the fiber-optic gyroscope satisfies the requirement of the indexes to be measured. The method provided by the invention is simple to operate, is easy to realize, and can be used to guarantee accuracy and precision of the test.

The invention relates to a cow leather manufacturing method and particularly relates to a method for tanning ecological automobile leather in an unsalted no-pickling manner. The method comprises the following processes: (1) a process before tanning; (2) a tanning-combined process; (3) a dry finishing section process; and (4) a coating section process. The tanning-combined process mainly comprises the following steps of: (1) replenishing water; (2) tanning; (3) de-drumming; (4) wringing and shaving; (5) rinsing; (6) carrying out ammonium-free neutralization; (7) dyeing; (8) stuffing; (9) fixing; (10) stacking; and (11) washing with water, wherein a tanning agent adopted during tanning is a non-metallic organic mixed tanning agent, the tanning temperature is controlled to be above 80 DEG C, and the tanning time is 5-10 hours. The method has the advantages that any pickling process is not required, the isoelectric point of the ecological automobile leather is changed, the tanning agent is prompted to penetrate into the leather and be fixed in the leather, the production stability is good, the control is easy, any alkali extraction or oxidation is not required, the processes are simple and easy, and the natural ecological environment can not be destroyed, thereby thoroughly solving the environmental problems caused by neutral salt pollution and pickling.

The invention relates to high-strength hot-galvanized dual-phase steel and a preparation method thereof, belonging to the field of metallurgy. Mainly aiming at the problems in a hot galvanizing technology for a cold-rolled high-strength steel plate and a direct hot galvanizing technology for a hot-rolled plate, the invention provides the high-strength dual-phase steel directly using hot-rolled strip steel as a raw material and the preparation method thereof. The method uses the hot-rolled strip steel as the raw material, the content of Si element (in percentage by mass) is not less than 0.5 percent, and the content of Mn element is not less than 3 percent; the method breaks through the limit of the galvanized steel plate on the range of additive amount of Si and Mn elements, meanwhile avoids adding Mo and Cr elements with high cost, and is beneficial to developing economical galvanized dual-phase steel. Moreover, the method carries out hydrogen reduction reaction in a continuous hot-galvanizing production line annealing furnace and then carries out direct hot galvanizing, so that the processes of acid picking and cold rolling are saved, the processes are reduce, the cost is reduced, and the environmental problem caused by acid picking is eliminated. Meanwhile, the defects of the prior art are overcome, and the additional facilities and inputs are not added. The method has the advantages of being less in investment, quick in taking effect and convenient to operate.

An improved cochlear implant and method are disclosed. The present invention relates particularly to an external processing unit of a cochlear implant which processes sounds from within the ear canal of the patient. The implant comprises a microphone placed within the ear canal of the patient. The implant can alternatively comprise a hollow tube placed within the ear canal of the patient which is used to carry sound to a microphone located elsewhere. The method may comprise the steps of: providing a microphone in the ear canal, thereby improving the hearing of said hearing-impaired subject. The method may comprise the steps of: providing in the ear canal a tube that delivers sound to a microphone, thereby improving the hearing of said hearing-impaired subject.

The invention discloses a hollowing detecting device based on digital displaying. The hollowing detecting device based on digital displaying comprises a trolley; pulleys are arranged on the bottom of the trolley; a support is arranged on the left side of the trolley; a control device is arranged on the support; a motor is arranged in the middle of the trolley; an outputting end of the motor is connected with a transmission mechanism; the transmission mechanism is connected with a retractable rod; a detecting mechanism is arranged at the front end of a supporting rod and comprises detecting rotating sticks and a fixing rack; a sound sensor and a pressure sensor cling to the inside of each detecting rotating stick; and a microphone is arranged in the fixing rack. The hollowing detecting device based on digital displaying is intelligently controlled through the control device; through the design of a mobile phone, monitoring of a householder can be facilitated; and by the more than two detecting rotating sticks, errors and influence of a peripheral environment can be eliminated, and detection accuracy is improved.

A sealing assembly for securely and insulatively maintaining a window or door and surrounding frame arrangement within an opening of a building wall. The sealing assembly comprises an elongated foam cell body member arranged within a channel of the surrounding frame arrangement of the window or door, wherein the elongated cell body member has a wall-opening-facing side. An elongated caulking band flange member is arranged in abutting relationship with a corner of the elongated foam cell body member. A thin flexible air fin is arranged in close environmental sealing relationship with the elongated foam cell body member and the opening in the wall of the building. A securement member is arranged to fasten the window or door surrounding frame arrangement, the elongated foam cell body member and the air fin, all to the building wall opening.

The invention relates to a green synthetic method of hydroxyl butenolide and congeners thereof, and the synthetic method is especially suitable for one-step method preparation of hydroxyl butenolide from chemical raw materials like furfural and furoic acid. A routine dyeing technology is employed to load a photosensitizer on renewable natural fiber to obtain a green photosensitizer; in the presence of light, reaction raw materials react with oxygen to prepare hydroxyl butenolide through the one-step method. The method provided by the invention eliminates the problem that photosensitizer and products are difficult to separate, and that the photosensitizer can not be reused; and the method also solves the problem that although a high-molecular polymer loaded photosensitizer can be reused, the carrier raw material is non-renewable and causes environmental pollution for wasting. The method provided by the invention has the advantages of reaction under room temperature, relax temperature control and simple post-treatment steps, substantially increases product yield and is in favor of development and industrialization of green chemistry technology in hydroxyl butenolide synthesis technology.

A method of controlling poultry coccidiosis in chickens through the application of a formulated disinfectant and administration of a formulated coccidiostat provided in drinking water for the chickens. The method of the present invention includes formulation of a phenolic based disinfectant wherein the disinfectant includes phenol derivatives, organic solvents, organic acids, inorganic acids and an anionic surfactant. The disinfectant is applied to the surface of the area where chickens will be raised prior to placement of the chickens. A coccidiostat is formulated wherein the coccidiostat includes a water extract of Salvia Libonitica, eucalyptus oil and peppermint oil. The coccidiostat is diluted in drinking water that is provided to the chickens during the first thirty five days of raising. The drinking water having the coccidiostat diluted therein is provided intermittently a total of fifteen times during the initial thirty-five day raising period.

The invention provides a drill bit of a pile machine, which comprises a drill bit matrix (1), a soil cutting part (2) and an expansion wing (3) with a drilling and digging knife, wherein the soil cutting part (2) is mounted at the front end of the drill bit matrix (1); and the expansion wing (3) is arranged on the drill bit matrix (1) in a swinging manner and rotates along with the drill bit matrix (1), and the cutting diameter formed by the rotation of the drilling and digging knife around the drill bit matrix (1) is changed through the swinging of the expansion wing relative to the drill bit matrix (1). The invention provides the drill bit of the pile machine, which is simple in structure and can be applied to building pile foundation construction under different geological conditions and in different areas.

The invention discloses a method for preparing a copper film through controlled atmosphere cold spraying. The method comprises the steps that firstly, original copper powder is conveyed into a powder oxygen content control unit, copper oxide on the surfaces of copper powder particles is reduced into copper, and the oxygen content of the copper powder is reduced; secondly, the copper powder treated through the powder oxygen content control unit is conveyed into a powder granularity control and powder feeding unit, the input copper powder is scattered and screened, and the granularity of the output copper powder particles is controlled within the set range; thirdly, the copper powder treated in the second step is conveyed into a cold spraying nozzle in a controlled oxygen partial pressure cavity; and fourthly, the speed and temperature of the copper powder particles are regulated and controlled through a gas pressure, flow and temperature control unit, and the copper powder particles in the controlled oxygen partial pressure cavity collide with base body depositions to form the copper film. The film obtained through the method is dense in structure and low in oxygen content, the conductivity is not lower than 80% that of corresponding component dense block materials, and the film is superior to a traditional electrolysis or copper electroplating film in the aspects of environment protection and cost.

A non-chrome, copper-containing catalyst, Cu—Al—O and method of preparing the same are provided wherein the Cu—Al—O catalyst is prepared by the co-precipitation of copper nitrate (Cu(NO₃)₂) and sodium aluminate (Na₂Al₂O₄) solutions using sodium carbonate (Na₂CO₃) as a precipitant. The precipitate is filtered, washed to removed excess sodium, and dried. The dried product, to be used in a powder form, is calcined at a preferred temperature of approximately 700° to 900° C. for approximately 1 to 4 hours. The dry powder, to be tableted or extruded, is calcined at a temperature of approximately 400° to 700° C. The activity of the Cu—Al—O catalyst can be promoted in hydrogenolysis applications by the addition of various agents. The Cu—Al—O catalyst can be employed in applications in place of Cu/Cr, or other copper based catalysts.

The invention belongs to the field of construction product production, and particularly discloses a production process for a decoration board. The production process includes the following procedures of (1) mold pretreatment, (2) ingredient mixing, (3) distributing, (4) maintaining, (5) demolding and (6) decoration board aftertreatment. A mold is subjected to treatment of the first procedure on a first conveying line and is transferred to a second conveying line to be subjected to the third procedure, and then the mold completing distribution is conveyed to a third conveying line through a ferry device to be subjected to operation of other procedures after the third procedure. The second conveying line comprises two or more pouring lines which are connected in parallel. An integral-molding production mode is adopted, a pre-decoration layer and a structure layer are combined into a product, the production mode is suitable for a construction industrial assembling system, the defects of low safety factor, uncontrollable quality, high construction cost, low efficiency, environment pollution and the like of traditional external decoration modes such as paint coating, ceramic tile pasting and dry hanging are overcome, and the productivity can be effectively increased.

The invention relates to an impulse-typed flow yield measuring device of grain, a corn inlet is arranged on the top of a case, a subulate corn flow deflector is fixed on an inner wall of the case, and four mutually vertical vanes are fixed right above the corn flow deflector through a shaft; one end of a spring is fixed on the inner wall of the case, and the other end of the spring supports a movable end of the vane that is arranged at a horizontal position; a cymbal-shaped piezosensor is arranged right under the corn flow deflector, and a piezoelectric ceramic wafer is fixed on the fringe in the bottom of the piezosensor. A compensating piezoelectric ceramic wafer is fixed at a central position in the bottom of a cavity of the piezosensor. The impulse-typed flow yield measuring device of grain has small resilience and high measuring precision, does not need a front-end amplifying circuit, and can conveniently eliminate the influence to the electric charge output of the piezoelectric ceramic wafer that is generated by machine vibration and environmental change.