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30results about How to "Reduce or eliminate" patented technology

Polishing device and method of sapphire

The invention relates to polishing device and method of sapphire. The polishing device comprises a laser beam, a shoe plate, a worktable and a connecting piece, wherein the worktable is provided witha stepper motor driving the worktable to make X-direction movement and a stepper motor driving the worktable to make Y-direction movement, the connecting piece is fixed on the worktable, the shoe plate is arranged on the connecting piece, and a sapphire wafer to be polished is fixed on the shoe plate; the laser beam radiates to the sapphire wafer from the upward side of the sapphire wafer to be polished, and the stepper motor driving the worktable to make the X-direction movement and the stepper motor driving the worktable to make the Y-direction movement are respectively connected with a control device. The invention controls the X-direction movement and the Y-direction movement of a workpiece and the movement track of the workpiece relative to the laser beam by regulating the incident angle of the laser beam and controlling the worktable, thereby realizing the comprehensive scanning and polishing on the surface of the sapphire wafer. The invention can remove very little material, reduce and even eliminate the influence of heat on the sapphire material, thereby obtaining a polished surface with low surface roughness and low subsurface injury degree.
Owner:GUANGDONG UNIV OF TECH

Production method of linearly cut molybdenum wire

The invention provides a production method of a linearly cut molybdenum wire. Certain solid solution metal elements are added into molybdenum so as to realize a solid solution strengthening effect. The strength of the molybdenum wire can be properly improved, and the machining performance of the molybdenum wire can be improved. Certain rare earth oxides are added into the molybdenum so as to realize refined grain strengthening and dispersion strengthening effects, crystalline grains can be refined, fiber texture can be strengthened, and the strength, high temperature resistance and wear resistance of the molybdenum wire can be improved. By adopting an intermediate annealing technology, the plasticity can be restored, the internal stress is reduced, the machining difficulty is reduced, and the production and expansion of cracks are reduced or eliminated. By adopting a hot wire drawing machining technology, the plasticity of the material can be kept, and the hardening of the material during the machining of a semi-finished product is reduced. By adopting a finished product multi-mode cold wire drawing technology, work-hardening and strength enhancement effects can be realized. The tensile strength of the linearly cut molybdenum wire made by the production method generally can reach 1900-2300mpa and can meet the requirements of linear cutting users.
Owner:佛山朕华照明材料有限公司

Method for efficiently treating oil field complex oil-water emulsion

The invention provides a method for efficiently demulsifying and dehydrating oil field complex oil-water emulsion. The method comprises the following steps: 1) adding a demulsifier into crude oil and mixing uniformly to obtain primarily treated crude oil; 2) adding a mixture of alkane, alcohol and alcohol ether into the primarily treated crude oil and mixing uniformly, wherein the mixture of the alkane, the alcohol and the alcohol ether consists of three components, namely alkane, monohydric alcohol or polyhydric alcohol, and alcohol ether or alcohol ether ester. The method for efficiently demulsifying and dehydrating the oil field complex oil-water emulsion, provided by the invention, specially aims at a special oil-water emulsifying layer (an intermediate transition layer), ageing oil and the like which are easily formed after dehydration is conducted by singly adopting a demulsifier, the stability of an interfacial film of the oil-water emulsifying layer is effectively broken and the polar environment of interfacial phase is changed on the basis of not changing the use variety and the use mode of the original demulsifier by cooperatively using the specially composed mixture of the alkane, the alcohol and the alcohol ether, and the solubilization effect on asphaltene, colloid, polymers and the like is achieved.
Owner:CHINA NAT OFFSHORE OIL CORP +1

Method and device for treating water drained from kitchens and bathrooms

InactiveCN103739166AAvoid new pollution problemsSolve pollutionMultistage water/sewage treatmentWater storageWastewater
The invention relates to a method and a device for treating water drained from kitchens and bathrooms. A method for treating water drained from kitchens and bathrooms comprises the following steps: 1) immediately filtering sewage drained from kitchens so as to realize solid-liquid separation; 2) carrying out oil-water separation on liquid sewage; 3) immediately disinfecting sewage drained from bathrooms, and then filtering the sewage so as to realize solid-liquid separation; 4) disinfecting the wastewater subjected to oil-water separation, mixing the obtained water with the sewage subjected to solid-liquid separation in the 3), and further filtering the obtained mixture; 5) after the obtained water is subjected to further depth processing and reaches the standards, discharging or reusing the obtained product. A device for treating water drained from kitchens and bathrooms is provided with a solid-liquid separation chamber and a water storage chamber arranged in a sewage tank, the solid-liquid separation chamber is divided into a solid-liquid separation chamber for water drained from kitchens and a solid-liquid separation chamber for water drained from bathrooms, an oil storage tank communicated with the solid-liquid separation chamber for water drained from kitchens is arranged in the sewage tank, and sewage in the water storage chamber enters a filter pipe. According to the invention, the discharge of sanitary sewage and the cyclic utilization of wastes in communities are realized.
Owner:王凤蕊

Parts washing system

InactiveUS20050224095A1Reduce productionReadily accessible and replaceable filterTreatment using aerobic processesMicroorganismsThermostatSURFACTANT BLEND
Provided is a parts washer that includes a multi-tiered basin, a cleaning fluid and a biological component, living within the fluid, that breaks down organic waste. The multi-tiered basin includes a sink member with a false bottom, and a support grid and filter are interposed between the false bottom and a bottom panel of the sink member. The false bottom support grid, and filler are readily removable from the sink member. The tank is partially filled with the cleaning fluid and a pump and conduit assembly direct a flow of the cleaning fluid to the basin. The cleaning fluid discharged into the basin flows through a drain hole in the false bottom, through the filter and support grid, and then through a drain hole in the bottom panel of the sink member back into the tank for reuse. The cleaning fluid includes, at least, a surfactant that functions to remove organic waste from the parts being washed. The biological component within the cleaning fluid includes nonpathogenic microorganisms that break down the organic waste. The cleaning fluid is not toxic to the microorganisms. The pump and conduit assembly, in addition to aiding in the removal of organic waste, functions to aerate the cleaning fluid to maintain a proper environment for the microorganisms. A heater, thermostat, and level control assembly function to maintain:the cleaning fluid within a certain temperature range so as to aid in the removal of organic waste and maintain a proper environment for the microorganisms.
Owner:CHEMFREE CORP +1

Variable cross-section fiber reinforced composite pipe and pipe-die integrated forming method

The invention discloses a variable cross-section fiber reinforced composite pipe and a pipe-die integrated forming method. The method includes the steps of step 1, steel core die manufacturing and installation in which a steel core die is manufactured and installed, and a metal die is made of thin-wall steel into the shape of the interior of the composite pipe; step 2, steel core die winding in which the steel core die is wound with long fibers to form a fiber composite laying layer; step 3, fiber composite laying layer curing in which an external installed metal outer die integrally wraps thefiber composite laying layer, and the fiber composite laying layer is placed into a curing box for curing; and step 4, machining in which the metal outer die is taken down after curing and machined and installed according to needs. The variable cross-section fiber reinforced composite pipe comprises a middle linear round pipe, transition section conical pipes at the two sides, and end connector parts. The process is free of demolding and the die directly serves as a combined component to be integrally stressed with the composite pipe, so that the overall strength and stability of the composite pipe are improved, a complex demolding process is avoided; and the transition between the composite pipe and a metal structure is provided by the connector parts at the ends, and the composite pipecan be more easily applied to the field of high-performance works.
Owner:NANJING INST OF TECH

Polishing device and method of sapphire

The invention relates to polishing device and method of sapphire. The polishing device comprises a laser beam, a shoe plate, a worktable and a connecting piece, wherein the worktable is provided with a stepper motor driving the worktable to make X-direction movement and a stepper motor driving the worktable to make Y-direction movement, the connecting piece is fixed on the worktable, the shoe plate is arranged on the connecting piece, and a sapphire wafer to be polished is fixed on the shoe plate; the laser beam radiates to the sapphire wafer from the upward side of the sapphire wafer to be polished, and the stepper motor driving the worktable to make the X-direction movement and the stepper motor driving the worktable to make the Y-direction movement are respectively connected with a control device. The invention controls the X-direction movement and the Y-direction movement of a workpiece and the movement track of the workpiece relative to the laser beam by regulating the incident angle of the laser beam and controlling the worktable, thereby realizing the comprehensive scanning and polishing on the surface of the sapphire wafer. The invention can remove very little material, reduce and even eliminate the influence of heat on the sapphire material, thereby obtaining a polished surface with low surface roughness and low subsurface injury degree.
Owner:GUANGDONG UNIV OF TECH

Parts washing system

Provided is a parts washer that includes a multi-tiered basin, a cleaning fluid and a biological component, living within the fluid, that breaks down organic waste. The multi-tiered basin includes a sink member with a false bottom, and a support grid and filter are interposed between the false bottom and a bottom panel of the sink member. The false bottom, support grid, and filter are readily removable from the sink member. The tank is partially filled with the cleaning fluid and a pump and conduit assembly direct a flow of the cleaning fluid to the basin. The cleaning fluid discharged into the basin flows through a drain hole in the false bottom, through the filter and support grid, and then through a drain hole in the bottom panel of the sink member back into the tank for reuse. The cleaning fluid includes, at least, a surfactant that functions to remove organic waste from the parts being washed. The biological component within the cleaning fluid includes nonpathogenic microorganisms that break down the organic waste. The cleaning fluid is not toxic to the microorganisms. The pump and conduit assembly, in addition to aiding in the removal of organic waste, functions to aerate the cleaning fluid to maintain a proper environment for the microorganisms. A heater, thermostat, and level control assembly function to maintain the cleaning fluid within ascertain temperature range so as to aid in the removal of organic waste and maintain a proper environment for the microorganisms.
Owner:ZYMO INT +1

A high-efficiency treatment method for oilfield complex oil-water emulsion

The invention provides a method for efficiently demulsifying and dehydrating oil field complex oil-water emulsion. The method comprises the following steps: 1) adding a demulsifier into crude oil and mixing uniformly to obtain primarily treated crude oil; 2) adding a mixture of alkane, alcohol and alcohol ether into the primarily treated crude oil and mixing uniformly, wherein the mixture of the alkane, the alcohol and the alcohol ether consists of three components, namely alkane, monohydric alcohol or polyhydric alcohol, and alcohol ether or alcohol ether ester. The method for efficiently demulsifying and dehydrating the oil field complex oil-water emulsion, provided by the invention, specially aims at a special oil-water emulsifying layer (an intermediate transition layer), ageing oil and the like which are easily formed after dehydration is conducted by singly adopting a demulsifier, the stability of an interfacial film of the oil-water emulsifying layer is effectively broken and the polar environment of interfacial phase is changed on the basis of not changing the use variety and the use mode of the original demulsifier by cooperatively using the specially composed mixture of the alkane, the alcohol and the alcohol ether, and the solubilization effect on asphaltene, colloid, polymers and the like is achieved.
Owner:CHINA NAT OFFSHORE OIL CORP +1

Preparation method of radix astragali health-care tea

The present invention relates to a preparation method of radix astragali health-care tea. The preparation method comprises the following steps: (1) the radix astragali health-care tea consists of the following raw materials in parts by weight: 18-24 parts of tea leaves, 4-7 parts of bitter gourds, 5-8 parts of radix astragali and 3-6 parts of buckwheat sprouts; (2) the bitter gourds are extracted with ethanol with a concentration of 55%-91%, and the extract is concentrated to a density of 1.24 + / - 0.06 g / ml, thereby obtaining the bitter gourd extract; (3) the radix astragali and the buckwheat sprouts are separately extracted with ethanol with a concentration of 53%-83%, and the extract is separately concentrated to a density of 1.24 + / - 0.06 g / ml, thereby obtaining the radix astragali extract and the buckwheat sprout extract, respectively; (4) the bitter gourd extract, the radix astragali extract and the buckwheat sprout extract are mixed, the mixture is dissolved with 8-23 parts of pure water, and then the dissolved mixture is fully mixed with the tea leaves; and (5) the tea leaves absorbing the mixed medicine liquid are fermented, and then the fermented tea leaves are dried and packaged, thereby obtaining the finished products of the radix astragali health-care tea. The preparation method is simple in production process, and is suitable for industrial production.
Owner:HUNAN FU XIANGTIAN TEA CO LTD
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