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WO/2020/182389A1 |
The invention relates to a method for producing a component (1) made of a steel material, which is subjected to internal pressure and pickled prior to a galvanization process. In order to improve the strength of the component subjected t...
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WO/2020/182673A1 |
The present invention refers to a method of surface treating a drill, said drill comprising a shaft extending along a central longitudinal axis from a proximal end to a distal end, the proximal end of the shaft comprising a shank adapted...
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WO/2020/174965A1 |
This gas supply system has: a gas container filled with a corrosive gas; and a gas supply path for supplying the corrosive gas from the gas container to a treatment container, in which a substrate is treated using the gas. The gas supply...
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WO/2020/162500A1 |
Provided is a solid vaporizing/supplying system for a thin film-forming metal halide compound with which particle contamination can be reduced. The invention comprises an evaporation material container 100 for storing and evaporating a t...
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WO/2020/162499A1 |
Provided is a container for volatile raw materials, which has excellent corrosion resistance. A container 100 for volatile raw materials, which can be used for the storage and evaporation of a metal halogen compound S for thin film forma...
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WO/2020/153117A1 |
An uneven structure having protruding portions and depressed portions is formed on the surface of a stainless steel sheet according to the present invention, wherein the average height of the protruding portions is 30-300 nm and the aver...
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WO/2020/145395A1 |
The present invention provides a stainless steel having a composition which includes 0.1 mass% or less of C, 1.0 mass% or less of Si, 2.0 mass% or less of Mn, 0.045 mass% or less of P, 0.03 mass% or less of S, 30 mass% or less of Ni, 16-...
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WO/2020/132712A1 |
A method for producing a metal structure comprising a porous inter-dendritic matrix defining a network of dendritic channels, the method comprising the steps of: preparing an alloy melt comprising a metal element and at least one alloyin...
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WO/2020/128294A2 |
The present invention relates to an electrolyte for electrochemical machining of γ-γ'' nickel-based superalloy comprising: - NaNO3 in a content of 10 to 30% by weight relative to the total weight of the electrolyte; - a complexing agen...
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WO/2020/128304A1 |
The present invention relates to an electrolyte for electrochemical machining of a γ-γ' nickel-based superalloy comprising - NaN03 at a content of between 10 and 50% by weight relative to the total weight of the electrolyte; - an addit...
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WO/2020/124079A1 |
Compositions and methods for etching cobalt chromium alloys are disclosed. The compositions generally include at least two mineral acids, certain component metals of the alloy to be etched, and optionally iron (Fe). For example, when etc...
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WO/2020/099262A1 |
The invention relates to an electrode pin (1) for making anodic contact with a component (10) during electropolishing of the component (10), the component (10) having a supporting structure (100) that extends along a longitudinal axis (x...
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WO/2020/099700A1 |
Use of dry electrolytes to polish metal surfaces through ion transport, characterised in that the conductive liquid of the dry electrolyte comprises at least one sulfonic acid. Preferably, the porous particles of the dry electrolyte comp...
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WO/2020/099699A1 |
Use of dry electrolytes to polish Ti and other metal and alloy surfaces by ion transport characterised in that the conducting liquid in the dry electrolyte comprises HCl. The concentration of HCl with respect to solvent is preferably bet...
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WO/2020/093503A1 |
Disclosed are an electrically promoted heterogeneous catalytic device for recovering CFRP and a control method thereof. The device comprises an external power source; an electrolytic cell containing an electrolyte; and a CFRP sample and ...
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WO/2020/093700A1 |
A CFRP material-based electrically-promoted heterogeneous catalysis and recovery apparatus and control method therefor. The apparatus comprises an external power supply (100), an electrolytic cell (300) containing an electrolyte (200), a...
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WO/2020/083952A1 |
The invention relates to a method for the surface treatment and/or production of a metal or alloy product, the method comprising the following steps: a) Matting a surface of the metal or alloy product, and b) electrochemical machining of...
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WO/2020/079245A1 |
The invention relates to a method for removing metal supporting structures, sinter cakes and/or dissipation lugs on an additively manufactured metal component, wherein the metal component is electrolytically treated in an acidic electrol...
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WO/2020/058336A1 |
The invention relates to a method for removing a mechanically resistant coating from the substrate of a tool, comprising the steps of providing an electrolyte, which comprises an aqueous solution with 4 to 6 mol/l OH-, 0.1 to 0.5 mol/l S...
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WO/2020/060037A1 |
The present invention relates to a method for manufacturing a camera module diaphragm by using press blanking and, more specifically, to a technology wherein, in connection with manufacturing a washer-type diaphragm applied to a camera o...
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WO/2020/042556A1 |
The invention discloses an electrochemical graphene transfer method assisted by multiple supporting films, which includes: (1) growing graphene on a substrate, and then spin-coating a thin layer of photoresist as a first film; (2) spin-c...
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WO/2020/047032A1 |
The recovery of target species, and related systems and methods, are generally described.
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WO/2020/039011A1 |
Method for stripping a coating from a coated surface of a substrate, wherein the coating is stripped in an aqueous alkaline solution, characterized in that the method comprises following steps: - preparing the coated substrate to be deco...
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WO/2020/031220A1 |
An electrode for an electrolytically acting doctor blade (1) for pickling and cleaning both planar and curved metal surfaces, comprising a linear metal element supported on the structure of the doctor blade and electrically connected to ...
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WO/2020/031219A1 |
An electrolytically acting doctor blade for pickling and cleaning curved metal surfaces comprises an electrode (2, 26, 34) embodied by a metal wire (8, 32) around which a pad (7, 30) made of a felt-like absorbent plastic material, resist...
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WO/2020/020588A1 |
The invention relates to a method for coating a motor vehicle body shell part (5), wherein the motor vehicle body shell part (5) is coated (3) with a metal zinc coating as cathodic protection and is then painted (4), the motor vehicle bo...
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WO/2020/009225A1 |
The present invention provides a member having exceptional properties for suppressing residue defects and properties for suppressing bridge defects of a resulting medicinal solution when brought into contact with the medicinal solution. ...
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WO/2020/009379A1 |
The present invention provides a manufacturing method of a surface-treated Zn-Ni alloy electroplated steel sheet, the method comprising the steps of: preparing a Zn-Ni alloy electroplated steel sheet including a steel sheet and a Zn-Ni a...
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WO/2019/245076A1 |
Disclosed is a method for manufacturing stainless steel for a polymer fuel cell separator having excellent contact resistance. A method for manufacturing stainless steel for a polymer fuel cell separator having excellent contact resistan...
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WO/2019/237810A1 |
A metal surface treatment apparatus, having: an electrolytic device (1) provided with a control part (11), a current direction control means (12), a first charge/discharge means (13), and a second charge/discharge means (14). Current out...
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WO/2019/233526A1 |
The present invention relates to a method for treating objects (2), in which objects (2) to be treated are transported through a tank (3) by means of a transporting device (5). Treatment solution (4) is introduced into the tank (3) by me...
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WO/2019/227903A1 |
Disclosed in the present invention is a manufacturing method for a middle-high voltage corrosion foil for an aluminum electrolytic capacitor, comprising the following steps: a middle-high voltage electronic aluminum plain foil is soaked ...
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WO/2019/231125A1 |
Composites, methods of manufacturing a composite, and methods of surface treatment of stainless steel are provided. A composite may include stainless steel of which a concave-convex surface is constructed through electrolytic etching, an...
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WO/2019/224262A1 |
The invention relates to a method and a device for electrochemically processing a material, which contains a hard phase and a binder phase. The method comprises preparing an aqueous, alkaline, complexing-agent-containing electrolyte and ...
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WO/2019/226196A1 |
A method and system is provided for reducing surface roughness of a diesel engine component. The method and system may apply a voltage to a plasma electrolyte polishing cell. The plasma electrolyte polishing cell may include a diesel eng...
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WO/2019/219444A1 |
The invention relates to a method for recovering gold and/or silver and/or at least one platinum metal from components of a fuel cell stack (11) of a fuel cell (10) or of an electrolyzer. In an oxidation step, the components are treated ...
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WO/2019/219430A1 |
The invention relates to an apparatus for etching one side of a semiconductor layer of a workpiece, comprising at least one etching basin for receiving an electrolyte, - a first electrode which is provided for electrically contacting the...
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WO/2019/208775A1 |
A hot-dip Sn-Zn-alloy-plated steel sheet according to an embodiment of the present invention is provided with: a steel sheet having predetermined chemical components; a diffusive alloy layer disposed on one surface and/or on both surface...
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WO/2019/201395A1 |
The invention relates to an adhesive joining device for providing and/or producing an adhesive connection in an adhesive point and/or adhesive section on a metal surface (5) to a body and/or component (4) to be adhered thereon and an adh...
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WO/2019/203020A1 |
This detergent composition for a steel plate contains an inorganic alkaline agent (component A), at least one type of organic acid selected from the group consisting of gluconic acid and ethylenediaminetetraacetic acid or a salt thereof ...
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WO/2019/197127A1 |
The invention relates to a device for the selective electrochemical machining of workpieces (14). The device has a machining head (11) which is equipped with an electrolyte transmitter (16). The electrolyte transmitter (16) has a machini...
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WO/2019/185647A1 |
The present invention relates to a method for removing powder from a component or part produced by metal additive manufacturing systems based on powder beds. The method comprising the steps; to manufacture a part by additive manufacturin...
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WO/2019/176437A1 |
[Problem] The present invention addresses the problem of providing a white aluminum material having a high degree of whiteness and a low degree of gloss. In this white aluminum material the average value of the maximum height roughness R...
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WO/2019/167885A1 |
The purpose of the present invention is to provide a stainless steel member and a production method thereof, said stainless steel member having a passivation layer formed on a surface of a base material formed from stainless steel, where...
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WO/2019/153217A1 |
A method for recovering high-performance carbon fiber from an inorganic cementing material, comprising the following steps: (A) placing a carbon fiber-reinforced inorganic (cement-based) composite material in an electrolyte at a reaction...
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WO/2019/151102A1 |
The purpose of the present invention is to further level the amount of polishing during electrolytic polishing of the inside of a hollow pipe. A holding frame for vertically holding a hollow pipe is pivotally supported on a rack so as to...
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WO/2019/145588A1 |
The invention relates to the use of H2SO4 as electrolyte in processes for smoothing and polishing metals by ion transport via free solids, specifically metal parts, for example in jewellery, based on ion transport with electrically condu...
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WO/2019/137711A1 |
Disclosed is a method for adjusting a surface roughness of a metal part manufactured using a generative manufacturing process. First, the metal part manufactured in a generative manufacturing process is subjected to a removing manufactur...
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WO/2019/137094A1 |
A method for polishing an inner wall of a hollow metal part, which relates to the technical field of metal additive manufacturing polishing treatment: first, when designing by means of a metal part model, a coaxial cathode (2) is placed ...
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WO/2019/121793A1 |
The invention describes a method for producing a cold-rolled flat steel product having a metal anti-corrosion layer. The method comprises the work steps: melting a steel melt which contains, in addition to iron and unavoidable impurities...
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