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Manufacturing and application technology of physical chemical device
  • Manufacturing method of coating nozzle
    The invention relates to a coating nozzle for applying a viscous material to a workpiece according to the preamble of claim 1. Such coating nozzles are known, for example, from us 6,695,923b1 and us7,332,035b1. The coating nozzle has a nozzle body including a material inlet, and a metering valve is connected to the material inlet, and through the material inlet, a viscous material can be metered into a cavity formed in the nozzle body ...
  • System, device and method and process for microfluidic analysis
    CROSS REFERENCE TO RELATED APPLICATIONS This application claims priority from US Provisional Application Serial No. 62 / 488,377, filed April 21, 2017, the contents of which are hereby incorporated by reference in their entirety. Analysis of biological fluids from a subject can be used as a diagnostic tool for a disease and for monitoring the subject's health. For example, analysis of a subject's urine sample (ie, urine analysis) can be used to diagnose a disease (eg, diabetes) ...
  • Manufacturing method of catalyst composition
    FIELD OF THE INVENTION The present invention relates to a catalyst composition suitable for treating an exhaust stream of an internal combustion engine, as well as a catalytic article and system comprising such a composition, and methods of making and using the same. BACKGROUND OF THE INVENTION The exhaust stream of an internal combustion engine contains air pollutants such as hydrocarbons (hc), carbon monoxide (co) and nitrogen oxides (nox). An oxidation catalyst comprising a precious metal such as a platinum group metal (pgms) dispersed on a refractory metal oxide support such as alumina ...
  • Aromatic hydrocarbon production catalyst structure, aromatic hydrocarbon production device including the aromatic hydrocarbon production catalyst structure, method for producing aromatic hydrocarbon production catalyst structure, and method and process for producing aromatic hydrocarbon
    The present invention relates to a catalyst structure for producing aromatic hydrocarbons, and more particularly to a catalyst structure for producing aromatic hydrocarbons for producing aromatic hydrocarbons using light hydrocarbons as a raw material, and a catalyst structure having the same. Device for producing aromatic hydrocarbons, a method for producing a catalyst structure for producing aromatic hydrocarbons, and a method for producing aromatic hydrocarbons. Aromatic hydrocarbons, especially benzene, toluene and xylene, are useful as raw materials in various fields ...
  • Catalytic cracking or hydrodesulfurization catalyst structure body, catalytic cracking device and hydrodesulfurization device having the same, and manufacturing method and process of catalytic cracking or hydrodesulfurization catalyst structure body
    The invention relates to a catalyst structure for catalytic cracking or hydrodesulfurization, in particular to a catalyst structure for catalytic cracking or hydrodesulfurization for reforming crude oil, heavy oil, etc., and the catalyst structure. Body catalytic cracking device, hydrodesulfurization device, and method for producing a catalytic structure for catalytic cracking or hydrodesulfurization. In the refineries of petroleum complexes, the manufacture of naphtha from crude oil (naphtha ...
  • Manufacturing method of sorbent-loaded fiber for high-temperature adsorption process
    The invention relates to a structured sorbent for gas separation. Related art sorbents are typically shaped as beads (1-5 mm in diameter) and find wide use in countless applications from desiccants for insulating windows to hydrogen purification. However, current sorbent systems include many disadvantages. The bulk density of a conventional bead sorbent bed is limited by the generally spherical shape of the beads. Specifically, the maximum achievable with perfect spheres of the same diameter ...
  • Manufacturing method of stirring blade for container rotary mixing device
    The present invention relates to a stirring blade for a device that rotates a container to mix objects to be mixed in the container. Conventionally, a stirring blade for such a container rotary mixing device can be exemplified by a structure made of metal and having an arm portion b arranged outside the container a as shown in FIG. An agitating blade portion c integrally formed in the container a, the agitating blade portion c having a horizontal portion d, upward from both ends of the horizontal portion d ...
  • Method and process for mixing liquid composition in situ by using dynamic filling distribution
    The present invention relates to a method for mixing two or more different liquid compositions in situ, and in particular to a method for the purpose of forming a uniform and stable liquid composition in a container. Used in the formation of liquid consumer products (e.g. liquid laundry detergents, liquid fabric care enhancers, liquid dish detergents, liquid hard surface cleaners, liquid air fresheners, shampoos, conditioners, shower gels, hand sanitizers, Liquid Cleansing Milk, Liquid Facial ...
  • Filter mechanism manufacturing method
    The invention relates to a filtering mechanism which is suitable, for example, for filtering the combustion air of an internal combustion engine. Filtration mechanisms often include multiple filtration stages to increase the degree of separation of dirt particles in the air or fluid. For example, the filtering mechanism may include a centrifugal separator for pre-filtering the incoming fluid. After such pre-filtration, further cleaning filtration can be performed, for example, by conventional filter media. The centrifugal force separator comprises, for example, a housing plate, the housing ...
  • Processing method and process of ultrasonic transducer
    The invention relates to an ultrasonic transducer, in particular to a method for processing an ultrasonic transducer. In medical ultrasound imaging equipment, an ultrasound transducer transmits and receives ultrasound waves. Common ultrasonic transducers include a piezoelectric element, a backing, and a matching layer. The piezoelectric element vibrates and emits an ultrasonic wave after receiving voltage excitation. The piezoelectric element generates a corresponding voltage between its two stages after receiving the ultrasonic wave; and the backing is used for To reduce the vibration time of piezoelectric elements, the matching layer is for ...
  • Manufacturing method of thin and light medium and high frequency broadband energy conversion element
    The invention relates to a transducer, in particular to a thin and light medium-to-high frequency broadband energy conversion element. The common structural forms of medium and high frequency transducers are composite rods, vibrating ceramics in the thickness direction and vibrating ceramics in the length direction. The way to improve the high bandwidth of the transducer is usually multi-modal coupling and matching layers. In some application environments, due to the platform limitation, there will be constraints on the dimensional weight of the transducer. Generally, the transducer is required to be small in size and light in weight. Using composite rod and ...
  • The invention relates to the processing and preparation of a high-temperature-resistant coating, and in particular to a method for preparing a high-temperature-resistant coating by using a high-impact carbon fiber. High-temperature-resistant coatings generally refer to special functional coatings that can withstand temperatures above 200 degrees Celsius for a long period of time and maintain certain physical and chemical properties so that the protected object can function normally in a high-temperature environment. Filling the resin matrix with borosilicate glass as the main filler can form a new type of high temperature resistant coating ...
  • Grease-filled porous structure antifouling surface, preparation method, application and process thereof
    The invention relates to an antifouling material, in particular to a grease-filled porous structure with a novel antifouling surface and a preparation method thereof, and an antifouling method for preparing a grease-filled porous structure with an antifouling surface on a titanium substrate, belonging to the ocean Antifouling coating. There are a large number of marine organisms in the marine environment. These marine organisms such as barnacles, seaweed, oysters, mussels, lime bugs, mosses, sea squirts, anemones, etc. can easily grow and stick to the ship's shell, the sea ...
  • Method for vacuum spraying UV primer of wood products, UV primer spraying wood products and process
    The invention relates to vacuum spray painting of paints, in particular to a method for vacuum spray painting of wood products and UV spray painting of wood products. UV primer coating spraying is an indispensable step in the process of painting wood products, which can affect the subsequent paint spraying process to a certain extent and affect the performance parameters of the entire paint layer. In the existing spraying process, the vacuum spraying of the UV primer includes three spraying steps, in which the UV primer is sprayed and leveled and UV-cured ...
  • The invention relates to the surface treatment of a mobile phone cover plate, in particular to a production method for changing a 5d mobile phone with a gradient color. With the increasing competition in the mobile phone market, consumers have gradually increased the requirements for the appearance of mobile phones. Gradient color shells have become one of the publicity points of major manufacturers. However, the existing shell production methods cannot achieve five faces on the shell surface. At the same time, a gradient color effect is processed, that is, a 5d gradient effect cannot be achieved. Most of the existing mobile phone covers pass ...
  • The invention relates to a graphite cooker, in particular to a coating pressure penetration coating process of the graphite cooker. Graphite has high thermal conductivity, fast heat transfer, uniform heating, and saves fuel. Therefore, graphite baking pans, pans, etc. are heated quickly, and the cooked food is heated uniformly, cooked from the inside to the outside, and the heating time is short. And can lock the original nutrients of food. In addition, graphite also has chemical stability and anti-erosion ability, as well as health and environmental protection, no release ...
  • Manufacturing method of positive and negative glue curing machine for earphone MLB parts
    The invention relates to a full-automatic machine for curing UVB and UV glue on the front side of an MLB part, and more particularly to a positive and negative glue curing machine for the MLB part on the earphone. The traditional front side curing of traditional MLB parts is completed by manual operation. The manual operation mode is low in efficiency, the labor cost is large, and the manual operation mode is prone to deviations, which causes the amount of glue to be accurately controlled. ...
  • Manufacturing method of drying device for spray painting of motor casing of washing machine
    The invention relates to the processing of washing machine motor accessories, in particular to a drying device for spray painting of a washing machine motor casing. In the painting process of the washing machine motor casing, it is necessary to dry quickly. Otherwise, the structure of the motor casing is more complicated and generally has a heat-conducting heat dissipation fin structure. With the leveling of the paint liquid on the surface of the motor casing, it is easy to cause paint film. Non-uniformity. Therefore, how to improve the drying time of the motor casing and improve the leveling method of the paint film ...
  • Manufacturing method of mobile phone nano waterproof coating machine
    The invention relates to screen coating, in particular to a mobile phone nano-waterproof coating machine. The screen is the most frequently used part in mobile phones, and it is also the most easily damaged part in mobile phones. Therefore, in order to reduce the chance of screen damage, people have the opportunity to stick a film on the screen to improve the scratch resistance of the screen, but the existing collection The film is mostly PVC soft film or tempered film. It will increase the thickness of the mobile phone and affect the touch sensitivity of the mobile phone screen.
  • Method and process for field repair of high temperature radar and infrared compatible stealth coating
    The invention belongs to a high-temperature stealth coating, and particularly relates to a field repair method of a high-temperature radar and infrared-compatible stealth coating. Stealth coating has the advantages of simple construction, good stealth performance, and no restrictions on weapon shape. It is widely used in aircraft, missiles, ships and other weapons and equipment. Currently, the more mature stealth coating is organic stealth coating used at room temperature. Some hot-end components in aircraft, missiles and other weapons and equipment need to withstand high temperatures during operation ...
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