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31results about How to "Process does not affect" patented technology

Comprehensive electroplating wastewater treatment method

The invention relates to a comprehensive electroplating wastewater treatment method. The electroplating wastewater is divided into six brand-new classes, a chemical and biochemical combined process is adopted, a separate system drainage pipe network is adopted, the electroplating wastewater is divided into ink wastewater, complex wastewater, pretreatment wastewater, cyanogen-containing wastewater, chromium-containing wastewater and common electroplating wastewater, the six classes of wastewater respectively flows into respective underground adjusting tank through the pipe network, and is treated by respective process, and the effluent is discharged after reaching a standard. Because of the scientific water separating and stepwise pretreatment of a front-end chemical treatment part, different pollutants are respectively removed in different process sections according to characteristics, crossed enrichment and mutual reaction of the different pollutants are reduced to the greatest extent, and the pressure of microorganisms in the biochemical process is reduced. Treatment facilities for the six classes of wastewater are mutually connected and relatively dependent, and when inlet water quality fluctuates, a corresponding section is only required to be adjusted, the whole process is not influenced, the management is scientific and orderly, and operational risks are reduced.
Owner:SHENZHEN YINTAI ENVIRONMENTAL PROTECTION ENG TECH +2

Device and process for preparing dimethyl carbonate

The invention discloses a device and a process for preparing dimethyl carbonate. The device comprises a reactive distillation column and an extractive distillation column. A methyl alcohol inlet and a propylene carbonate inlet of the reactive distillation column are arranged on the side of the reactive distillation column. A column top outlet of the reactive distillation column is arranged at the top of the reactive distillation column, and a column bottom outlet of the reactive distillation column is arranged at the bottom of the reactive distillation column. A raw material inlet and an extraction agent inlet of the extractive distillation column are arranged on the side of the extractive distillation column. A column top outlet of the extractive distillation column is arranged at the top of the extractive distillation column, and a column bottom outlet of the extractive distillation column is arranged at the bottom of the extractive distillation column. The column top outlet of the reactive distillation column is connected with the raw material inlet of the extractive distillation column. The column top outlet of the extractive distillation column is connected with the methyl alcohol inlet of the reactive distillation column. The device and the process have the advantages that the process is simple and good in effect, operability is high, industrial production is easy to expand, and market prospect is wide.
Owner:CHINA CONSTR IND & ENERGY ENG GRP CO LTD

Drilling device and drilling method for rotary disc type bearing

The invention discloses a drilling device and a drilling method for rotary disc type bearing. The drilling device comprises a base, a base plate and a mounting plate, wherein the base plate is weldedto the top of the base, and a through hole is formed in the middle end of the interior of the base plate; and a first motor is installed at the middle end of the top of the base, a longitudinally-arranged bearing rod is fixedly arranged at the top of the first motor, and the top of the bearing rod penetrates upwards from the interior of the through hole. A longitudinally-arranged first electric telescopic column is arranged on one side of the bottom of the mounting plate, the top of the first electric telescopic column is fixedly connected with a clamping buckle, and one side of the clamping buckle is fixedly connected with the outer bottom end of the bearing rod. A fixing frame is mounted at one end of the bottom of the mounting plate, and three sets of drill bits are uniformly mounted atthe bottom of the fixing frame. The drilling device is convenient and rapid to use, can be processed according to different disc-type bearings, and can adapt to disc-type bearings with different sizes, the drilling disc type bearing is convenient and rapid to mount, high in working efficiency and cleaner and sanitary.
Owner:MAANSHAN YUEMEI METAL PROD TECH IND

Formation method of memory device

The invention relates to a formation method of a memory device. The method includes the following steps that: a multi-layer overlapped composite layer is formed on the surface of a substrate, the surface of the composite layer is provided with a mask layer, the composite layers include insulating layers and device layers arranged on the surfaces of the insulating layers; a strengthened layer is formed on a part of the side wall surface of the mask layer, and the strengthened layer exposes the top surface and a part of the side wall surface of the mask layer; with the strengthened layer adopted as a mask, the exposed side wall surface of the mask layer is etched, so that a part of the surface of the composite layer at the top is exposed; with the mask layer and the strengthened layer adopted as a mask, the exposed composite layer is etched, the etching thickness of the composite layer is greater than or equal to the thickness of a single device layer; the steps in which the side wall of the mask layer and the composite layer are etched are repeated for once or by a plurality of times until the size of the projection pattern of the plurality of device layers is gradually decreased from the bottom layer to the top layer along at least one direction, so that the plurality of device layers can form a steeped structure which is shrunk gradually from the bottom layer to the top layer. The memory device formed by the method of the invention has the advantages of low space occupancy rate, high bit density and low bit cost.
Owner:SEMICON MFG INT (SHANGHAI) CORP

Process film for FPC manufacturing process, preparation method and application thereof

The invention relates to a process film for an FPC manufacturing process. The process film is used for attaching an FPC to a module in a FPC manufacturing process and comprises a base material, a pressure-sensitive adhesive layer and a release film layer, wherein one surface of the base material is a corona surface, the corona surface of the base material is coated with the pressure-sensitive adhesive layer, the release film layer is compounded on the pressure-sensitive adhesive layer, and the pressure-sensitive adhesive layer comprises a matrix resin, and further comprises at least one of a UV monomer, a photoinitiator and a cross-linking agent. According to the invention, the process film is attached to a surface coating of an FPC in a FPC manufacturing process so as to fixedly bear the FPC in a module, and due to the high viscosity characteristic, the process film has high attaching performance and adhesive force on a surface coating material of the FPC, so that fixing of the FPC in the module is effectively improved; in the whole FPC manufacturing process, the high-temperature environment in the manufacturing process can be borne; and the process film for the FPC manufacturing process has good adhesion and no pollution to a coating material on the surface of the FPC, so that the process film can be applied to the whole manufacturing process of the FPC without influencing the manufacturing process of the FPC.
Owner:上海精珅新材料有限公司

A device and method for continuously injecting light oil to realize cold recovery of heavy oil

The invention relates to a heavy oil recovery device and method, in particular to a device and method for continuously injecting light oil to realize heavy oil cold recovery. The technical solution is: connect the injection double-layer isolation pipe at the lower end of the oil well pump barrel, connect the injection suction splitter at the lower end of the double-layer isolation pipe, and set a suction floating ball in the inner cavity of the injection double-layer isolation pipe, and inject the suction shunt The lower end of the injector is connected to the injection diluter, the lower part of the inner cavity of the injection suction splitter is provided with a multifunctional constant pressure isolation plate, and the upper part of the inner cavity of the packer is equipped with a packer seat seal fixed pressure plate, and a Oil pump plunger. The beneficial effects are: there is no risk of scalding during construction, and because the heavy oil cold recovery process is adopted, the risk of blockage of the oil pipeline due to the temperature drop of the extracted heavy oil in the gathering and transportation is also avoided; the dilution source Continuous injection is possible with light oil, which is more plentiful and less expensive than chemically diluted sources.
Owner:SHENGLI COLLEGE CHINA UNIV OF PETROLEUM

Stuffed fried dough twist capable of inhibiting absorption of sucrose and regulating fat metabolism after eating, and manufacturing method thereof

The invention relates to a stuffed fried dough twist capable of inhibiting absorption of sucrose and regulating fat metabolism after eating. The stuffed fried dough twist comprises fried dough twist sticks, sesame strips and stuffing, wherein a ratio of a mass of the fried dough twist sticks and the sesame strips to a mass of the stuffing is 9 to (1-8). According to the stuffed fried dough twist disclosed by the invention, L-arabinose of a certain proportion is added into the stuffed fried dough twist, therefore the stuffed fried dough twist can inhibit decomposition of the sucrose and synthesis of fats. As for a manufacturing technique, an organic acid is creatively added to be used as a food processing auxiliary, so that a condition is created for exertion of functions of the L-arabinose, quality of a finished stuffed fried dough twist is improved, a production technique is simplified, and a production cost is reduced. According to the manufacturing method of the stuffed fried dough twist capable of inhibiting absorption of sucrose and regulating fat metabolism after eating disclosed by the invention, characteristics of being sweet, crisp, not getting soft after being kept for a long time, and the like of the stuffed fried dough twist are retained, so that a consuming crowd of the stuffed fried dough twist is increased and a market void is filled.
Owner:天津桂发祥十八街麻花食品股份有限公司

Air-coal graded low-nitrogen combustion equipment and technology and cement clinker firing system

The invention relates to air, coal and material graded low-nitrogen combustion equipment and process as well as a cement clinker sintering system. The air, coal and material graded low-nitrogen combustion equipment comprises a decomposition furnace, a tertiary air valve, a cyclone barrel, a rotary kiln and an overturning valve, and is characterized by further comprising a high-temperature-resisting air locking spiral conveyor, a Roots blower, an additionally-arranged tertiary air valve and a material distribution valve, wherein the decomposition furnace is provided with a tertiary air inlet and a separated new tertiary air inlet; a tertiary air general pipeline is connected with the tertiary air inlet of the decomposition furnace through the tertiary air valve; a tertiary air branch pipeline is arranged on the tertiary air general pipeline passing through the tertiary air valve; the additionally-arranged tertiary air valve is arranged on the tertiary air branch pipeline; the tertiary air branch pipeline is connected with the separated new tertiary air inlet through the additionally-arranged tertiary air valve; a region between the lower end face of a cone body of the decomposition furnace and the lower edge of the tertiary air inlet is a reduction decomposition region; and a region between the lower edge of the tertiary air inlet and the lower edge of the separated new tertiary air inlet is a reduction inhibition region.
Owner:TIANJIN DECHENG ZHICHENG CEMENT BUILDING MATERIALTECH CONSULTATION SERVICES CO LTD

Comprehensive electroplating wastewater treatment method

The invention relates to a comprehensive electroplating wastewater treatment method. The electroplating wastewater is divided into six brand-new classes, a chemical and biochemical combined process is adopted, a separate system drainage pipe network is adopted, the electroplating wastewater is divided into ink wastewater, complex wastewater, pretreatment wastewater, cyanogen-containing wastewater, chromium-containing wastewater and common electroplating wastewater, the six classes of wastewater respectively flows into respective underground adjusting tank through the pipe network, and is treated by respective process, and the effluent is discharged after reaching a standard. Because of the scientific water separating and stepwise pretreatment of a front-end chemical treatment part, different pollutants are respectively removed in different process sections according to characteristics, crossed enrichment and mutual reaction of the different pollutants are reduced to the greatest extent, and the pressure of microorganisms in the biochemical process is reduced. Treatment facilities for the six classes of wastewater are mutually connected and relatively dependent, and when inlet water quality fluctuates, a corresponding section is only required to be adjusted, the whole process is not influenced, the management is scientific and orderly, and operational risks are reduced.
Owner:SHENZHEN YINTAI ENVIRONMENTAL PROTECTION ENG TECH +2

Method of forming memory device

The invention relates to a formation method of a memory device. The method includes the following steps that: a multi-layer overlapped composite layer is formed on the surface of a substrate, the surface of the composite layer is provided with a mask layer, the composite layers include insulating layers and device layers arranged on the surfaces of the insulating layers; a strengthened layer is formed on a part of the side wall surface of the mask layer, and the strengthened layer exposes the top surface and a part of the side wall surface of the mask layer; with the strengthened layer adopted as a mask, the exposed side wall surface of the mask layer is etched, so that a part of the surface of the composite layer at the top is exposed; with the mask layer and the strengthened layer adopted as a mask, the exposed composite layer is etched, the etching thickness of the composite layer is greater than or equal to the thickness of a single device layer; the steps in which the side wall of the mask layer and the composite layer are etched are repeated for once or by a plurality of times until the size of the projection pattern of the plurality of device layers is gradually decreased from the bottom layer to the top layer along at least one direction, so that the plurality of device layers can form a steeped structure which is shrunk gradually from the bottom layer to the top layer. The memory device formed by the method of the invention has the advantages of low space occupancy rate, high bit density and low bit cost.
Owner:SEMICON MFG INT (SHANGHAI) CORP

Drilling device and drilling method for slewing bearing

The invention discloses a drilling device and a drilling method for rotary disc type bearing. The drilling device comprises a base, a base plate and a mounting plate, wherein the base plate is weldedto the top of the base, and a through hole is formed in the middle end of the interior of the base plate; and a first motor is installed at the middle end of the top of the base, a longitudinally-arranged bearing rod is fixedly arranged at the top of the first motor, and the top of the bearing rod penetrates upwards from the interior of the through hole. A longitudinally-arranged first electric telescopic column is arranged on one side of the bottom of the mounting plate, the top of the first electric telescopic column is fixedly connected with a clamping buckle, and one side of the clamping buckle is fixedly connected with the outer bottom end of the bearing rod. A fixing frame is mounted at one end of the bottom of the mounting plate, and three sets of drill bits are uniformly mounted atthe bottom of the fixing frame. The drilling device is convenient and rapid to use, can be processed according to different disc-type bearings, and can adapt to disc-type bearings with different sizes, the drilling disc type bearing is convenient and rapid to mount, high in working efficiency and cleaner and sanitary.
Owner:MAANSHAN YUEMEI METAL PROD TECH IND
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