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Matches 1 - 50 out of 17,773

Document Document Title
WO/2018/070685A1
Provided are a surface treatment method for a micro-channel heat exchanger, and a micro-channel heat exchanger having a super-hydrophobic surface and manufactured by same. The surface treatment method includes: a first step of forming mi...  
WO/2018/068184A1
The present invention is applicable to the technical field of plated film treatments, and provides a deplating solution for a TiNC film. The solvent of the deplating solution is de-ionized water or distilled water; and various components...  
WO/2018/062860A2
A uniform treatment apparatus according to an embodiment of the present invention may comprise: a chamber member through which a steel plate passes; a nozzle member, provided in the chamber member, for injecting a complementary solution ...  
WO/2018/062670A1
The present invention relates to a method for preparing a nuclear fuel cladding for the reduction of crud deposition and a method for reducing crud deposition on the nuclear fuel cladding. More precisely, the invention relates to a metho...  
WO/2018/055934A1
A cleaning device is provided at least with: a main body (1) with a steam cleaning chamber (S1) for steam cleaning a workpiece and an immersion cleaning chamber (S2) for immersion cleaning the workpiece; and a condenser (2) that is provi...  
WO/2018/057134A1
The present invention relates to an unsaturated fluorinated ether or amine compound of formula (I) with low global warming potential and method of making the compound (I), where RH 1 is and RH 2 are independently selected from H or CH3, ...  
WO/2018/055986A1
[Problem] To provide a means for suppressing the dissolution rate of tungsten while sufficiently removing impurities remaining on the surface of an object which is to be polished with a polishing agent and which comprises a layer contain...  
WO/2018/047654A1
The purpose of the present invention is to provide an electrolytic degreasing method and an electrolytic degreasing device using the same that can more reliably remove contaminating substances such as oils from the surface of an article ...  
WO/2018/044613A1
Described herein is dioxolane-containing compound of formula (I): wherein (i) Rf1 and Rf2 are independently linear or branched perfluoroalkyi groups having with 1-8 carbon atoms and optionally comprise at least one catenated heteroatom, ...  
WO/2018/039462A1
The present invention is directed towards an aqueous alkaline cleaner composition comprising: an iron cation, a molybdenum cation, a cobalt cation, or combinations thereof; and an alkaline component; wherein the pH of the aqueous alkalin...  
WO/2018/037579A1
The purpose of the invention is to provide: a cleaning composition which is environmentally safe and has excellent cleaning performance by including a predetermined amount of water, and which can effectively suppress metallic corrosion i...  
WO/2018/037834A1
Provided is a cleaning device capable of cleaning a workpiece with increased cleaning effect to reduce time required for a workpiece cleaning step. A cleaning device 10 is provided with: a cleaning chamber 12; a workpiece gripping jig 14...  
WO/2018/033097A1
A nanocrystalline material based on a stainless steel surface. In percentage by weight, the nanocrystalline material comprises: 0 to 3% of carbon, 20% to 35% of oxygen, 40% to 53% of chromium, 10% to 35% of ferrum, 0 to 4% of molybdenum,...  
WO/2018/033098A1
An anti-coking nanomaterial based on a stainless steel surface. In percentage by weight, the nanomaterial comprises: 0 to 3% of carbon, 23% to 38% of oxygen, 38% to 53% of chromium, 10% to 35% of ferrum, 0 to 2% of molybdenum, 0 to 4% of...  
WO/2018/033994A1
A continuous annealing facility (1) which is provided with a cleaning apparatus (11, 21) for cleaning a steel strip (S) and an annealing apparatus (12) for annealing the steel strip (S). This continuous annealing facility (1) is configur...  
WO/2018/028741A3
The invention relates to a method for process optimisation of metallic strips which are to be coated in continuously operating coating installations. The individual metallic strips with the corresponding beginnings of the strips, guided ...  
WO/2018/026436A1
A converter-dissolver composition in an aqueous solution of carbonate or bicarbonate, chelating agents, hydroxide base, and surfactant wetting agent. A mixture of the chelating agents and carbonate or bicarbonate is diluted with deionize...  
WO/2018/018129A1
An aqueous synthetic acid composition for use in oil industry activities, said composition comprising: lysine and hydrogen chloride in a molar ratio ranging from 1 :3 to 1 : 12.5, preferably from more than 1 :5 to 1 :8.5; it can also fur...  
WO/2018/012581A1
Provided is a cleaning solvent composition that comprises a cis-1-chloro-3,3,3-trifluoropropene solvent and an additive, wherein the additive contains at least one type of compound selected from the group consisting of nitroalkanes and e...  
WO/2018/006274A1
A cast aluminum workpiece cleaning and bleaching agent for cast aluminum workpiece surface treatment. The agent comprises the following components in parts by weight: 10-20 parts of a nitric acid; 10-20 parts of an ammonium hydrogen fluo...  
WO/2018/003279A1
The purpose of the present invention is to achieve reductions in size and initial and running costs of equipment for pretreatment for coating using microbubbles. This equipment for pretreatment for coating is provided with: a pre-washing...  
WO/2018/000235A1
Disclosed are a wax removing powder and a use thereof. The wax removing powder comprises 5-20 parts of triethanolamine oleic soap, 35-80 parts of sodium tripolyphosphate, 5-10 parts of sodium metasilicate pentahydrate and 5-10 parts of e...  
WO/2018/004152A1
The present invention relates to a surface-treated copper foil for a microcircuit and a method for manufacturing the same. Specifically, a method for surface-treating a copper foil for a microcircuit board according to the present invent...  
WO/2018/000435A1
A degreasing agent, comprising the ingredients proportioned according to the following parts by weight: 50-100 parts sulfuric acid, 50-100 parts hydrofluoric acid, 5-20 parts TX-10, and 20-40 parts phosphoric acid. Further disclosed is a...  
WO/2018/003624A1
Provided is a composition for removing iron sulfide, the composition containing an α,β-unsaturated aldehyde represented by general formula (1) as an active ingredient (wherein: R1-R3 each independently represent a hydrogen atom, an alk...  
WO/2017/219369A1
Provided is a degreasing powder, used for pre-treating the surface of a metal workpiece and comprising the following ingredients in parts by weight: 40-80 parts of sodium carbonate, 60-120 parts of sodium metasilicate pentahydrate, 60-12...  
WO/2017/222904A1
A novel method of blackening surgical needles is disclosed. Surgical needles having outer surfaces are first placed into a first pretreatment bath having a novel composition. The needles are then placed into a second blackening bath havi...  
WO/2017/223558A1
A method for selectively removing an aluminum-silicon coating fired on a surface of a metallic structure is described. The method includes the step of contacting the coating with molten potassium hydroxide (KOH), under conditions suffici...  
WO/2017/219591A1
An acid-wash additive for stainless steel surface oxide coatings, a manufacturing method, and an acid washing method. The acid-wash additive comprises 1-10 parts by weight of an alkanolamine, 0.1-5 parts by weight of a metal ligand, 0-10...  
WO/2017/219370A1
Provided are a degreasing powder and a method for the degreasing treatment of the surface of an iron piece using same. The degreasing powder is used for removing grease, etc. from the surface of an iron piece, and comprises the following...  
WO/2017/214779A1
Provided are a rust removal cleaning agent and a rust removal treatment method for a stainless steel workpiece. The rust removal cleaning agent is used for pretreating a stainless steel workpiece surface, and comprises, with a total of 1...  
WO/2017/214994A1
Disclosed are a cold removal agent and a treatment method for removing oils, waxes, etc. from the surface of a metal workpiece. The cold removal agent is used for removing oils and waxes from the surface of a metal workpiece, and compris...  
WO/2017/214993A1
Provided are a degreasing agent, a metal piece and a degreasing treatment method therefor. The degreasing agent is used for pre-treating the surface of a metal piece, and comprises, with a total of 420 parts by weight, the following ingr...  
WO/2017/212011A1
The present invention relates to a method of cleaning pretreatment of ferrous components that have been joined by welding, in which residues from the welding operation are removed from the surface of the component and, in this way, subse...  
WO/2017/210460A1
An apparatus and method for removing support material from a part formed by three- dimensional (3D) printing. The support removal machine contains a tank for submersion of a 3D printed part into a liquid mass. The liquid mass circulates ...  
WO/2017/209524A1
The present invention relates to a composition for pickling welding regions and rusted regions, which are formed due to the installation of pipes, structures, plants, and the like made of stainless steel and for forming a passivation fil...  
WO/2017/209336A1
The present invention provides: a porous double membrane comprising a metal-type first porous membrane comprising a first microporous channel and a second porous membrane comprising a second microporous channel, wherein the second porous...  
WO/2017/208749A1
The present invention addresses the issue of providing a processing liquid that has excellent residue removal performance and excellent corrosion resistance against metal layers containing Co and is capable of suppressing the occurrence ...  
WO/2017/207486A1
The invention relates to a method and to a device for cleaning industrially produced metal and/or plastic components using a cleaning agent, characterised in that a mixture of at least two organic solvents and water is used as the cleani...  
WO/2017/205134A1
This disclosure relates to compositions containing 1) at least one water soluble polar aprotic organic solvent; 2) at least one quaternary ammonium hydroxide; 3) at least one compound comprising at least three hydroxyl groups; 4) at leas...  
WO/2017/202587A1
The invention relates to a method and an installation for coating a scaled hot-rolled strip (10). The method comprises at least the following steps: (i) providing a hot-rolled strip (10) in the form of a hot-rolled preliminary strip, (ii...  
WO/2017/197665A1
The present application discloses an anti-corrosion, and anti-rust degreasing agent. The agent comprises: 50-70 parts of sodium hydroxide, 5-20 parts of triethylene triamine, 50-150 parts of hydrochloric acid, 200-400 parts of phosphoric...  
WO/2017/197712A1
An antirust agent for degreasing and derusting of metals, comprising 50-80 parts of sodium hydroxide, 100-200 parts of iron powder, 100-250 parts of methylene oxide, 120-300 parts of hexaethylidene tetramine, 50-80 parts of polyoxypropyl...  
WO/2017/198232A1
Disclosed is a high-precision washing process of a gold and silver coin billet cake, involving the field of surface cleaning of workpieces, including the steps arranged sequentially: emulsification, vacuum water shearing, hydrocarbon was...  
WO/2017/200002A1
This method of manufacturing a thin metal tube is characterized in including: a tube making process of shaping a metal starting material tube by machining a flat metal plate; a drawing process of machining the metal starting material tub...  
WO/2017/197714A1
Disclosed is a metal-derusting antirust agent, comprising 300-600 parts of phosphoric acid, 80-200 parts of acetic acid, 100-300 parts of ferric phosphate, 1-18 parts of propylene glycol, 10-30 parts of potassium carbonate, and 20-60 par...  
WO/2017/195808A1
The present invention relates to an aluminum alloy material that comprises: an aluminum alloy base material; and a coating film that is formed on at least one portion of the surface of the aluminum alloy base material and that comprises ...  
WO/2017/191279A1
The present invention relates to method for processing waste metal chloride solution using batch processing, the waste metal chloride solution comprising at least one oxidizable component, the method comprising the following steps: — i...  
WO/2017/186929A1
The present invention relates to an aqueous composition for reducing the removal of material by pickling in the pickling of metal surfaces that contain galvanized and/or ungalvanized steel. Said composition contains a mixture of a compou...  
WO/2017/187737A1
In order to prevent over-pickling during pauses in pickling and in order to shorten switching times between pickling operation and pauses in pickling, the present invention has provided therein: a pickling tank (10) that collects acid so...  

Matches 1 - 50 out of 17,773