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WO/2019/152355A1 |
An aqueous iron sulfide dissolver including zinc, chromium, a methoxybenzoic acid, formic acid, acetic acid, and hydrochloric acid. The iron sulfide dissolver is made by combining these components, and dissolves compounds including iron ...
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WO/2019/146473A1 |
The present invention addresses the problem of providing: a flame treatment device which is capable of performing a flame treatment on a metal-based base material without requiring a preheat treatment; an apparatus for producing a coated...
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WO/2019/142113A1 |
The fluorinated liquid regeneration method of an embodiment of the present disclosure includes the steps of bringing a fluorinated liquid contaminated with a detergent into contact with water to make concentration of a detergent of an aq...
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WO/2019/132693A1 |
The invention describes a method and a system of devices which make it possible to effectively and automatically clean high-strength ceramic material from cast items which are produced from high-temperature steels and alloys, such as tur...
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WO/2019/132340A1 |
A preferable aspect of the present invention provides: an ultra-high-strength hot-rolled steel sheet containing, by weight, one or two of 0.40-0.60% of C, 0.7-1.5% of Mn, 0.3% or less (excluding 0%) of Si, 0.03% or less (including 0%) of...
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WO/2019/132293A1 |
A hot dip galvanized steel sheet having an excellent surface appearance, according to one aspect of the present invention, comprises a base steel sheet and a zinc plating layer, wherein the zinc plating layer includes a continuous Al-ric...
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WO/2019/132356A1 |
A method for manufacturing a grain-oriented electrical steel sheet according to one embodiment of the present invention comprises the steps of: preparing a slab comprising, by weight %, 1.0% to 4.0% of Si, 0.1% to 0.4% of C, and the bala...
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WO/2019/130999A1 |
[Problem] To make it possible to enhance the washing effect of immersed washing involving immersing in a washing solvent, and to keep the components of a washing solvent inside a washing tank constant, even when the washing solvent is a ...
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WO/2019/132735A1 |
The invention relates to the field of removing various types of deposits from a surface, specifically to means for cleaning metallic and ceramic surfaces of industrial equipment, and can be used for removing deposits, such as oxides of m...
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WO/2019/121810A1 |
A pipeline oil or gas stream additive composition comprising: isopropylamine dodecylbenzene sulphonate; or a reaction product of dodecylbenzene sulfonic acid with isopropylamine; wherein the composition consists of at least 50wt% of isop...
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WO/2019/125595A1 |
The present disclosure generally provides aluminum alloy articles having improved bond durability at certain surfaces of the article. The disclosure also provides methods of making such materials, for example, via a selective etching pro...
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WO/2019/123353A1 |
The invention relates to a method for pickling steel sheets 8, said steel sheets being continuously dipped in a pickling bath 1, containing a pickling solution 10, said bath being connected to a treatment unit including a recirculation t...
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WO/2019/124968A1 |
The present invention provides a pickling apparatus and a pickling method which can increase the pickling efficiency of giga steel products. An embodiment of the present invention provides a pickling apparatus comprising: an acid tank; a...
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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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WO/2019/122979A1 |
The present invention relates to a method for pickling steel sheets (8), said steel sheets being continuously dipped in a pickling bath (1) containing a pickling solution (10) connected to a recirculation tank (3) by circulation means (1...
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WO/2019/124321A1 |
According to the present invention, damage to an easily oxidizable metal layer is suppressed or prevented when drying and then wet-washing the surface of a substrate on which the metal layer is formed. In a drying unit 10, a reducing gas...
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WO/2019/123759A1 |
Provided are: a solvent composition which does not adversely affect the natural environment and which has excellent solubility for various organic compounds and drying properties; a cleaning method using the solvent composition; and a me...
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WO/2019/124962A1 |
The present invention relates to a chemical etching composition capable of alleviating patterned defects appearing on the surface of a steel sheet when zinc is electroplated on a cold rolled steel sheet, and a pickling composition compri...
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WO/2019/115395A1 |
The invention relates to an aqueous composition for removing deposits containing cryolite from systems or system parts which are used in conversion treatment of metal surfaces, which contain a) at least one mineral acid and b) at least o...
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WO/2019/115628A1 |
The invention relates to a method for cleaning an aluminium alloy product which has not been machined, said method comprising an alkaline degreasing by pickling and an acidic aftertreatment of the aluminium alloy product pickled in alkal...
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WO/2019/117456A1 |
The purpose of one aspect of the present invention is to provide a method for manufacturing a high Cu stainless steel by using a twin roll strip casting process in the manufacture of stainless steel containing a large amount of Cu, there...
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WO/2019/107258A1 |
The present invention is provided with: a substrate holding part for horizontally holding a substrate which has a recessed section and in which a base metal layer is exposed from a bottom surface of the recessed section; and a pre-cleani...
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WO/2019/108779A1 |
A composition, kit and method useful in a multi-stage washing method for cleaning an aluminum or aluminum alloy containers while reducing hazardous exposure of workers to toxic levels of hydrogen fluoride or ammonium bifluoride employs a...
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WO/2019/103323A1 |
The purpose of the present invention is to provide a cavitation nozzle capable of removing microcontaminants on the surface of a steel plate. According to one embodiment, a cavitation nozzle is provided having: a low-pressure water nozzl...
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WO/2019/093350A1 |
In order to provide a novel detergent composition and an aerosol composition thereof that exhibit a low fire hazard and low risk in a fire and are classified as non-hazardous materials under the Fire Service Act due to being non-flammabl...
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WO/2019/090520A1 |
A metal pipe cleaning liquid is prepared from the following raw materials in parts by weight: 2-3 parts of phosphoric acid, 3-4 parts of secondary alkanol sulfate, 2-3 parts of fluorosilicic acid, 5-8 parts of hydroxyethylidene diphospho...
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WO/2019/093396A1 |
The purpose of the present invention is to provide a novel detergent composition with very low attacking properties to rubbers and resins and a desirable drying rate, while still having characteristics of being non-flammable and therefor...
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WO/2019/089467A1 |
A method and a system for planarizing a membrane is disclosed. In one aspect, the method includes providing a resilient membrane and planarizing the surface of the membrane with a conditioning tool. The planarized membrane may be used in...
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WO/2019/082998A1 |
In order to provide a novel detergent composition and an aerosol composition thereof that have a very low ability to attack rubbers and resins even while having cleaning and drying properties equivalent to those of conventional detergent...
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WO/2019/082999A1 |
In order to provide a novel detergent composition and an aerosol composition thereof that have a very low ability to attack rubbers and resins even while having cleaning and drying properties equivalent to those of conventional detergent...
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WO/2019/082205A1 |
The present disclosure relates to a corrosion inhibitor formulation comprising: a) at least one quaternary ammonium salt; b) at least one fatty acid methyl ester; c) at least one viscosity reducing agent; and d) at least one solubilizing...
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WO/2019/078352A1 |
Provided is a cleaning solvent composition for removing a lubricant for plastic working of metals which has adhered to an article, the solvent composition comprising 50 mass% or more of at least one solvent selected from the group consis...
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WO/2019/079803A1 |
Disclosed herein are solvent compositions and methods of using the solvent compositions. The solvent composition includes at least trans-1,2-dichloroethylene (t-DCE) and 1,1,2,2-tetrafluoroethyl-2,2,3,3-tetrafluoropropyl ether (TFE-TFPE)...
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WO/2019/074215A1 |
Disclosed are an austenite-based stainless steel with excellent electric conductivity and a manufacturing method therefor, wherein the austenite-based stainless steel is capable of ensuring an excellent conductive surface layer through t...
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WO/2019/068482A1 |
The invention relates to a pickling facility (10) for strip steel, particularly for normal steel, special steel and electric strip steel, comprising a circulation device with a first circulation tank (18) in which a pickling fluid (13) i...
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WO/2019/066764A1 |
The present invention relates to an active substance for sewage treatment and dewatering of solid domestic wastes landfills. Besides, the present invention also relates to a method for producing this active substance. More specifically, ...
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WO/2019/066327A1 |
The present invention relates to a cold rolled steel sheet having excellent yield strength and drawing formability and a manufacturing method therefor. An embodiment of the present invention provides: a cold rolled steel sheet having exc...
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WO/2019/057555A1 |
Process for pre-treatment of a surface of a chromium containing corrosion resistant metallic substrate prior to further processing, wherein the metallic substrate is brought into contact with an in-situ generated activating agent, being ...
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WO/2019/058624A1 |
[Problem] To easily and reliably remove a large amount of a contaminant grease which adheres to an object to be cleaned. [Solution] A method for liquefying and removing a contaminant grease from an object to be cleaned 5, 25, to which th...
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WO/2019/052701A1 |
The present invention relates to a method for anti-corrosion treatment of components produced from aluminum, in particular casting parts such as vehicle rims, comprising a pre-treatment stage and subsequent painting. The pre-treatment st...
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WO/2019/042951A1 |
The present invention relates to a method for the substantially nickel-free phosphating of a metal surface, in which a metal surface is treated with the following compositions one after the other: i) with an alkaline, aqueous cleaning ag...
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WO/2019/043340A1 |
The invention relates to a composition containing at least one sulfonic acid in combination with an effective amount of at least one nitrosylated compound, acting as a metal corrosion inhibitor via said at least one sulfonic acid.
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WO/2019/037535A1 |
Disclosed is a cleaning agent for removing grease stains on a metal surface, consisting of the following components in parts by weight: 20-30 parts of a saponin extract; 10-20 parts of sodium metasilicate; 5-20 parts of sodium phosphate;...
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WO/2019/039831A1 |
Provided, according to an embodiment of the present invention, is a method for producing a metal-polymer resin conjugate, comprising: a debinding step of debinding a metal by using a debinding liquid; an etching step of etching the metal...
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WO/2019/033486A1 |
An environmentally-friendly pickling corrosion inhibitor and an application thereof. The corrosion inhibitor comprises polyaromatic nitrogen-containing carbon quantum dots. The preparation method for the corrosion inhibitor comprises: un...
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WO/2019/031416A1 |
The present invention provides: a cleanser composition capable of effectively cleaning soiled parts, particularly, components around car brakes, etc. easily, safely, efficiently and with minimal environmental impact; a cleaning aerosol; ...
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WO/2019/026491A1 |
A metal cleanser composition containing: (A) at least one kind of carboxylic acid compound selected from the group consisting of aliphatic monocarboxylic acids, polycarboxylic acids and neutral salts thereof; (B) a specified oxyalkylene ...
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WO/2019/021695A1 |
Provided is a high-strength cold-rolled steel sheet to which Cu is added to improve delayed fracture resistance characteristics, which has good chemical conversion treatability during low-temperature chemical conversion treatment and for...
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WO/2019/006677A1 |
A cleaning and antirust agent, a metal workpiece, and an antirust treatment method therefor. The cleaning and antirust agent comprises the following components in parts by weights (based on 500 parts): 2 parts to 12 parts of anhydrous so...
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WO/2019/006678A1 |
An antirust agent, a metal workpiece, and an antirust treatment method therefor. The antirust agent comprises the following components in parts by weights (based on 200 parts): 0.2 parts to 5 parts of sodium carbonate, 1 part to 3 parts ...
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