86results about How to "Reduce immersion" patented technology

A liquid supply system for an immersion lithographic apparatus provides a laminar flow of immersion liquid between a final element of the projection system and a substrate. A control system minimizes the chances of overflowing and an extractor includes an array of outlets configured to minimize vibrations.

A projection objective of a microlithographic projection exposure apparatus (110) is designed for immersion operation in which an immersion liquid (134) adjoins a photosensitive layer (126). The refractive index of the immersion liquid is greater than the refractive index of a medium (L5; 142; L205; LL7; LL8; LL9). that adjoins the immersion liquid on the object side of the projection objective (120; 120′; 120″). The projection objective is designed such that the immersion liquid (134) is convexly curved towards the object plane (122) during immersion operation.

Disclosed are systems and methods of plating a tin alloy in an efficient, economical, and environmentally friendly manner. The system for plating a tin alloy contains an electrochemical cell containing an anode, the cathode, and an electroplating bath. The electroplating bath contains water, an acid, at least one nitrogen-containing heterocyclic complexing agent, an ionic alloy metal, and ionic tin. The methods involve applying a current to the electroplating bath whereby a tin alloy forms on the cathode.

A pattern forming method includes (a) a step of forming a resist film on a substrate, (b) a pre-wet step of spreading a pre-wet solution on the resist film and after a fixed time, removing the pre-wet solution, and (c) a step of subjecting the resist film on the substrate to exposure through an immersion liquid.

The invention relates to a method for preventing disease of konjac, and the method comprises the following five aspects of: konjac seed treatment, soil treatment, sowing pre-treatment, a sowing method and field management. The method disclosed by the invention has the beneficial effects that the konjac seed treatment is carried out, thus diseased konjac seeds can be avoided from being mixed and the konjac seeds can be prevented from being infected with a disease; the soil treatment is carried out, thus harmful bacteria can be avoided from being carried in soil, the harmful bacteria in the soil can be killed, and meanwhile the living environment of the harmful bacteria can be destroyed; the sowing pre-treatment is carried out, thus the diseased konjac seeds can be avoided from being mixed, the disease resistance of the konjac seeds can be enhanced, and sprouting and sowing can be used for reducing the opportunity that the harmful bacteria are immersed into the konjac seeds; interplanting can be used for reducing the survival chance of the harmful bacteria and filtering part of sunlight, and a base fertilizer is applied well, thus top dressing can be reduced, and the influence on a konjac plant can be reduced; the filed management can be used for preventing the harmful bacteria from intruding in the whole journey; and a series of comprehensive methods can be used for preventing the disease of the konjac in every aspect.

A display apparatus includes a display panel configured to display an image, and a sound generating device on a rear surface of the display panel and configured to vibrate the display panel to generate sound, wherein the sound generating device includes a plate, a magnet and a center pole on the plate, and an oval-shaped bobbin around the center pole.

The invention discloses a preparation method of a synthetic base drilling fluid. The preparation method comprises the steps of a. adding 2.0%-4.0% of organic soil, 3.0%-5.0% of main emulsifier, 2.0%-4.0% of auxiliary emulsifier, 0.1%-0.2% of wetting agent, 0.5%-2.0% of flow pattern conditioning agent and 2.0%-3.0% of CaO to 60-70% of synthetic base in percent by weight under a stirring condition, and stirring for 30min; b. preparing a CaCl2 solution with the mass concentration of 20%, and enabling CaCl2 to completely dissolve; c. slowly adding 10%-15% of CaCl2 aqueous solution in percent by weight to the synthetic base under a stirring condition; and d. adding 4.0%-6.0% of filtrate-loss reducer and 2.0%-3.0% of anti-sloughing blocking agent in percent by weight to the synthetic base under a stirring condition to form the synthetic base drilling fluid. The preparation method is simple in processing steps and easy in operation. The synthetic base drilling fluid prepared by the method has the characteristics of strong anti-sloughing inhibition capability, good salt and calcium erosion resistance performance and obvious lubrication performance.

The invention discloses a tobacco humectant achieving gradient distribution of molecular weights. Raw materials of the tobacco humectant are distributed in a gradient mode according to the magnitudes of the molecular weights, and the tobacco humectant is composed of, by weight, 10%-40% of micromolecule humectants, 0.01%-2% of medium-molecular-weight humectants, 0.001%-0.05% of high-molecular-weight humectants and 57.95%-89.98% of water. According to the sequence from high molecular weights to low molecular weights, the raw materials of the tobacco humectant are sequentially dissolved in the water so as to form a homogeneous phase solution, and the tobacco humectant is obtained. The tobacco humectant is added to cigarette feeding liquid or expanded cut tobacco feeding liquid or cut stem feeding liquid or papermaking-method slice coating liquid according to the ratio of 1%-50%, the tobacco humectant is applied to cigarettes in a fed mode, and functions of the tobacco humectant are given into play.

The invention provides strong-sealing drilling fluid for preventing collapse of carbonaceous mudstone. The strong-sealing drilling fluid is prepared from water and is further prepared from, by mass of water, 5-15% of liquid phase weighting agent, 3-5% of temperature resisting agent, 3-7% of inhibitor, 0.3-0.5% of tackifier, 2.0-3.0% of fluid loss agent, 4.0-8.0% of blocking agent, 0.1-0.15% of basicity control agent, 1.0-2.0% of lubricant and 30-50% of solid weighting agent. Through the synergistic effect of bridging, filling, deformation, the fluid lock effect and the like, a blocking layer formed on the surface of the well wall is compact in cementation and has a good blocking effect on micro-cracks; the situation that drilling fluid filtrate is immersed into mud rock micro-cracks is effectively reduced, the blocking performance is highlighted, and meanwhile other performance can be considered; liquid phase density is improved, the solid phase content is reduced, and adjustment of the rheological property of the drilling fluid is promoted; reservoir protection is promoted, and the yield of an oil-gas well is increased.

The invention relates to a virtual-reality eyepiece designing and manufacturing method. The virtual-reality eyepiece designing and manufacturing method includes: according to design requirements, designing an eyepiece with the field angle being around 90 degrees and conforming to optical performance requirements, wherein the eyepiece is provided with double convex aspheric surfaces; modifying one surface into a plane substrate Fresnel surface and simultaneously optimizing the parameter of the plane substrate Fresnel surface and the other surface parameter to acquire the eyepiece with the plane substrate Fresnel surface; modifying a plane substrate of the eyepiece into an aspheric substrate and simultaneously optimizing the aspheric substrate surface parameter, the Fresnel tooth parameter on the aspheric substrate and the other surface parameter to acquire the eyepiece with the aspheric substrate Fresnel surface; connecting all tooth tops of the aspheric substrate Fresnel surface in the eyepiece well designed and having the aspheric substrate Fresnel surface into a basic surface, and producing the eyepieces with the basic surfaces in batch by means of injection molding; cutting the basic surfaces in the eyepieces subjected to injection molding and provided with the basic surfaces with a single-point diamond to remove filling parts of the basic surfaces connected through the tooth tops.

The invention discloses a control system and method for immersive experience. In an embodiment, the control system comprises an information extracting module, an automatic judging module and a special effect adding module, wherein the information extracting module is used for monitoring and extracting preset or abnormal object information; the automatic judging module is used for automatically judging whether special effects are added to objects or not in real time and determining the types of the added special effects; and the special effect adding module is used for adding the special effects to the objects or removing the special effects from the objects. The control system has the beneficial effects that immersion of a user in the immersive experience is reduced, the safety is improved, and external perceptivity is improved.

The invention provides a concrete cementing material, a preparation method thereof and an application thereof. The material can replace or partially replace the raw materials of the concrete, such as fly ashes, mineral powders, cement and the like, and then the concrete excellent in production performance can be produced. According to the technical scheme of the invention, the concrete cementing material comprises the following raw materials by weight percentage: 20-70% of stone flours, 0-20% of clinker, 5-50% of volcanic gray matters and artificial volcanic gray matters, 0-40% of smelting waste, 0.05-0.3% of activator, and 0.3-0.5% of function regulator. The prepared concrete cementing material can be used for pumping the normal concrete, the self-leveling concrete and the concrete of components. In a cementing material system for preparing the concrete, the cementing material can replace mineral powder, fly ashes and one part of the cement in the formula of the concrete according to the designed proportion the total amount of the cementing material in the concrete.

The invention provides an equipment system and method for automatic cleaning and drying of braces. The equipment system comprises: an automatic loading platform for conveying a tool basket holding to-be-cleaned braces to a designated position; an automatic transferring module for grasping the tool basket and transferring the tool basket to each process position; a cleaning module comprising an ultrasonic cleaning module and a bubble cleaning module and used for cleaning the braces to remove residual materials on the surfaces of the braces; a compressed-air water cutting module for removing a large amount of liquid remaining on the surfaces of the braces after cleaning; a hot-air circulation drying module adopting circulating hot-air drying for evaporation of remaining moisture on the surfaces of the braces; a vacuum drying and sterilization module for sterilization of the braces in a vacuum ultraviolet sterilization manner and further evaporation of moisture; and a self-conveying unloading table for conveying the tool basket holding the cleaned and dried braces to a clean room for separation of the braces from the tool basket.

The invention discloses a VR interactive reality collision prevention method based on ultrasonic ranging. Based on ultrasonic distance measurement, man-machine interaction with a person is carried outfor preventing collision according to the distance. Ultrasound is used for distance measurement, and the limitations that a measurement result is influenced by light and the distance is short by infrared distance measurement can be overcome; multiple sensors are used to measure the distances in four directions, the disadvantage that collision can not be prevented in other directions as the distance in only one direction is measured previously is overcome, and a user can perform VR activities more freely; the user can be prevented against collision through a different user prompting scheme mode for a different distance, and while the safety is ensured, reduction of the immersion illusion of the user in the VR activity process can be avoided.

The invention discloses a pitch-free bonding cathode carbon block material for an aluminium electrolysis cell and a production method of the pitch-free bonding cathode carbon block material. The production method of the pitch-free bonding cathode carbon block material comprises the following steps: carrying out dry blending on 60%-98% of calcined coke with different grains and 2%-50% of artificial graphite in weight percentage until the mixture is uniform, then adding 7%-13% of modified phenolic resin in weight percentage, carrying out wet mixing until the mixture is uniform and then discharging; ageing the wetly mixed material for 24-48 hours at room temperature and then placing the aged material into a normal-temperature moulding die for vibration moulding, or directly placing the wetly mixed material into the moulding die for moulding without aging; and carrying out roasting, machining and the like, so that the finished cathode carbon block product is obtained. The production method of the pitch-free bonding cathode carbon block material has the advantages that modified phenolic resin is adopted as a bonding agent, so that harm to a human body and environment pollution caused by a pitch bonding agent in the prior art are alleviated; the production method of the pitch-free bonding cathode carbon block material realizes that material mixing and moulding operation are carried out at room temperature; the cathode carbon block produced by the production method has the characteristics of high strength, good thermal conductivity, high electrical conductivity and molten salt corrosion resistance, and the service life of the aluminium electrolysis cell with the cathode carbon block can be effectively prolonged.

The invention provides an equipment control method, an equipment control device and equipment. The method comprises the following steps of determining that the condition of opening a VR (Virtual Reality) work mode is met, wherein the VR work mode is a predefined work mode for regulating a specified influence factor into a non-influence factor, and the specified influence factor is a factor influencing the operation of intelligent equipment and VR equipment; switching the work mode of the intelligent equipment into the VR work mode; and regulating the specified influence factor into the non-influence factor in the VR work mode. The equipment control method, the equipment control device and the equipment have the advantages that in the VR work mode, the specified influence factor can be regulated to the non-influence factor, so that the influence of the influence factor on the operation of the intelligent equipment and the VR equipment can be avoided; and the immersion of a user is improved.

The invention provides a rotary joint for a water-cooled roller. The rotary joint comprises a fixed joint, a fixed casing, a rotary casing, a bearing, a bearing block, a sliding seat, a fixed sealing ring and a rotary sealing ring, wherein the fixed joint is connected with one end of the fixed casing; the other end of the fixed casing is connected with the bearing block; the bearing is arranged between the bearing block and the rotary casing and is positioned and connected through a retainer ring; the sliding seat is fixed on the inner wall of the fixed casing through an adjusting bolt; two ends of a spring are propped against the fixed casing and the sliding seat respectively; the fixed sealing ring is embedded in an end surface of the sliding seat; the rotary sealing ring is embedded in an end surface of the rotary casing; the fixed sealing ring corresponds to the rotary sealing ring; and a water outlet is formed in the bottom of the fixed casing. The operating accuracy of the rotary joint can be guaranteed, and the service life of the rotary joint is prolonged.

The invention relates to the technical field of wine and fruit wine brewing, in particular to a preparation method and detection method of healthy nutritional type fruit wine for brewing yeast Bei-29.Optimal rhodotorula mucilaginosa and saccharomyces cerevisiae are subjected to mixed fermentation, so that the content of carotenoids (astaxanthin, beta-carotene, zeaxanthine and lycopene) in fermented raw wine is increased, and the components and content of norisoprene, terpene aroma substances and fruity ester substances are increased. The method provided by the invention comprises the steps of1) performing activation culture on optimized rhodotorula mucilaginosa Bei-29; 2) performing amplification culture on the rhodotorula mucilaginosa Bei-29 subjected to activation culture; 3) performing mixed fermentation on the rhodotorula mucilaginosa Bei-29 subjected to amplification culture and the saccharomyces cerevisiae, and then detecting the carotenoids and norisoprene aroma compounds.

The invention discloses a detachable polymer circulation box capable of being repeatedly recycled. The detachable polymer circulation box capable of being repeatedly recycled comprises a lower frame plate, a flame retarding plate, a mounting housing, a supporting rod, a telescoping frame and separating plates, wherein the flame retarding plate covers the middle part of the inner wall of the lowerframe plate in an adhering manner; the supporting rod is mounted in the mounting housing; and the separating plates are mounted at one side of the telescoping frame. The detachable polymer circulationbox capable of being repeatedly recycled is scientific and reasonable in structure, and safe and convenient to use; moving wheels are arranged and facilitate the moving of a circulation box body, andthus the circulation box body can be conveniently carried and moved; the separating plates are arranged, so that various goods can be stored in the circulation box body, and as a result, the utilization rate of inner space of the circulation box body can be increased; the supporting rod and a supporting bottom plate are arranged and are used for preventing the bottom part of the circulation box body from being in contact with a floor, so that moisture vapor at the floor is greatly prevented from entering the circulation box body through the bottom part of the circulation box body, and as a result, the goods in the circulation box body can be prevented from wetting and damage; the flame retarding plate and a flame retardant are arranged and are capable of inhibiting fire spreading in caseof fire in the circulation box body.

The present invention relates to an electrode lead wire member (18) which is led out from a container for nonaqueous batteries, said container being obtained using, as an outer package material, a film laminate that is composed of an aluminum foil and a resin film. This electrode lead wire member (18) comprises a lead-out part (21) that is formed of a metal. A thin film coating layer (22), which is formed from a metal fluoride or a derivative thereof and a resin containing a hydroxyl group or a copolymerized resin thereof, and a sealant layer (23) are sequentially laminated on the lead-out part (21). The sealant layer (23) is thermally bonded onto the surface of the lead-out part (21), and contains a thermally bondable polyolefin resin having an epoxy functional group at least in a portion that is on the side of the interface between the sealant layer (23) and the lead-out part (21).

The invention discloses an anti-corrosion anti-cracking permeability reducing agent for marine concrete and a preparation method of the anti-corrosion anti-cracking permeability reducing agent, and belongs to the technical field of concrete admixtures. The anti-seepage agent is prepared from the following raw materials in parts by weight: 5 to 10 parts of a water reducing agent, 4 to 10 parts of a micro-nano anti-seepage component, 1.5 to 3.5 parts of an air entraining agent, 3 to 9 parts of anti-crack fiber, 1 to 3 parts of inositol hexaphosphate, 1 to 5 parts of polypropylene glycol, 0.5 to 1 part of hydroxy propyl distarch phosphate, 0.5 to 1.5 parts of chitosan and 20 to 30 parts of water. According to the anti-seepage agent disclosed by the invention, nano silicon dioxide is modified in two steps and then is mixed with the anti-cracking fiber, two isolated strength enhancing substances are organically combined and jointly act with other raw materials, the anti-seepage and anti-cracking properties of a concrete material are remarkably improved, and the obtained admixture does not contain substances harmful to a human body, is chlorine-free, green and environment-friendly, and has a good application prospect. The durability of the concrete in the marine environment can be greatly improved, the service life is prolonged, and the safety is improved.

A light emitting display apparatus may include a display portion including a plurality of pixel areas disposed on a substrate, a circuit layer including a plurality of pixel driving lines disposed in the plurality of pixel areas, a light emitting device layer including a light emitting layer disposed on the circuit layer in the plurality of pixel areas, an encapsulation layer disposed on the light emitting device layer, and a routing portion surrounding a front periphery portion and an outer surface of the substrate and including a plurality of routing lines which pass through the encapsulation layer disposed at the front periphery portion of the substrate to be connected to the plurality of pixel driving lines.

The invention relates to the field of pump equipment and particularly relates to a fluid pump. A self-sucking type magnetic drive pump comprises a shell, wherein an inlet part and an outlet partare arranged on the shell, a cavity isarranged in the shell; an oscillating piece isarranged in the cavity, a pump cavity isformed between a cavity wall of the cavity and the oscillating piece; the pump also comprises two magnets, wherein at least one of the two magnets is an electromagnet; one of the two magnets is connected with the oscillating piece, and the other one is connected with the shell; the oscillating piece is driven to be moved in a reciprocating manner through a magnetic field action between the two magnets; the inlet part and the outlet part are respectively communicated with the pump cavity; the inlet part is connected with the pump cavity through a suction-type unidirectional valve, and the outlet part is connected with the pump cavity through a discharge unidirectional valve. Due to adoption of the technical solution, the self-sucking type magnetic drive pump is simple in structure, small in appearance and low in cost, and can be applied to various pump operation occasions.