Patents for C25F 1 - Electrolytic cleaning, degreasing, pickling, or descaling (1,460)
03/1995
03/23/1995DE4432591A1 Coating process for a nickel-titanium alloy component
03/22/1995EP0644276A1 A hot-rolled steel strip manufacturing and descaling method and an apparatus thereof
03/02/1995DE4329290A1 Verfahren zum elektrolytischen Reinigen von metallischen Teilen A method for electrolytic cleaning of metal parts
02/1995
02/14/1995CA1334370C Method for producing low iron loss grain oriented silicon steel sheets
02/02/1995WO1995003439A1 A method for removal of certain oxide films from metal surfaces
02/02/1995CA2145167A1 A method for removal of certain oxide films from metal surfaces
01/1995
01/17/1995US5382335 Process and apparatus for the electrolytic treatment of continuously advancing electrically conductive material
01/10/1995CA1333896C Electrical conditioning system for electrodes in an electrolysis cell
11/1994
11/24/1994WO1994026959A1 A method and a device for pickling of stainless steel
11/23/1994CN1026670C Surface treatment method and agent for aluminium and aluminium alloy solid welding
11/08/1994US5362370 Method for the electrolytic removal of plastic mold flash or bleed from the metal surfaces of semiconductor devices or similar electronic components
11/08/1994CA1332914C Steel wire for the reinforcement of elastomers
09/1994
09/14/1994CN2177022Y Surface treatment device after metal welding
08/1994
08/23/1994CA1331577C Method for treatment of high-strength metals against embrittlement
08/17/1994CN2174484Y Non-etching electronic rust-removing apparatus
08/11/1994DE4303137A1 Method for removing ceramic layers on metal components
06/1994
06/15/1994CN1087958A Method, equipment and apparatus for processing of surface of cans of metal, especially aluminium and alloy
06/08/1994EP0599948A1 Electrolytic bath solution and method for improving the surface wear resistance of tools.
06/07/1994US5318677 Process and solutions for removing resin bleed from electronic components
05/1994
05/17/1994US5312530 Surface processing device
05/11/1994EP0596817A1 Process and apparatus for surface treating metallic cans particularly made of aluminium or its alloys
04/1994
04/26/1994US5306402 Method for controlling the machining current in electrochemical machining
03/1994
03/09/1994EP0585667A1 Electric current control method used for electrochemical machining
03/03/1994DE4228808A1 Surface treatment of strip material - includes an additional spraying stage
02/1994
02/01/1994CA1326643C Process for the decontamination of the surface of a metal part contaminated by tritium and apparatus usable for this process
01/1994
01/11/1994CA1325998C Method of processing cold-rolled stainless-steel sheet and strip
12/1993
12/14/1993US5269889 Electrolytic cleaning and refurbishing of grinding wheels
12/08/1993CN1079261A Method for producing narrow metallic tapes of tungsten or molybdenum
12/01/1993EP0571832A2 Imides and their salts and their use as surface active agents
11/1993
11/27/1993CA2096816A1 Imides and their salts, as well as their use
11/24/1993EP0571015A1 Electrolytic cleaning method for metal surfaces of electronic components
11/03/1993CN1078000A Periodic reverse pulse electrochemical cleaning for metal surface
09/1993
09/22/1993EP0560771A1 Method and device for pickling, and method and installation for galvanizing
09/09/1993DE4310749A1 Electrochemical decontamination of metal component using strongly alkaline electrolyte liq. - used to remove radioactive oxide layers from PWR and BWR components
09/07/1993CA1321974C Process for descaling the cold-rolled and annealed stainless steel strip
08/1993
08/18/1993EP0555663A2 Method of dealkalizing glass
08/11/1993CN1075177A Rust removing and contaminant releasing technology for metal surface by electrochemical process
08/03/1993US5232563 Immersing wafer having recesses its surface in solution con-taining water, an ion conductor & a nonionic surfactants, & applying a voltage between wafer & another electrode to create a current which causes bubbling on surface of semiconductor
08/03/1993US5232562 Electrochemical reduction treatment for soldering
07/1993
07/13/1993US5227036 Electrolytic removal of tin oxide from a coater
06/1993
06/29/1993CA1319640C Method and apparatus for electrochemically cleaning gun bores and the like
06/24/1993WO1993011903A1 Method and apparatus for applying a liquid in the shape of a wave
06/02/1993CN1072623A Surface treatment method and agent for aluminium and aluminium alloy solid welding
05/1993
05/25/1993US5213667 Electrolytic bath solution and method for improving the surface wear resistance of tools
04/1993
04/20/1993USRE34227 Non-cyanide electrode cleaning process
04/13/1993US5202003 Nondestructive dissolving of coating materials from equipment surfaces
04/13/1993US5202002 Dipping or electrlysis in heated aqueous hydrochloric acid solution containing palladium, platinum or rhodium ions
03/1993
03/09/1993US5192402 Method of dealkalizing glass
02/1993
02/18/1993WO1993003208A1 Electrolytic bath solution and method for improving the surface wear resistance of tools
02/16/1993US5186797 Electrolytic deflash system for removing bleed from the lead frame of an encapsulated electronic component
01/1993
01/26/1993US5182002 Line for continuously annealing and pickling stainless steel strip
01/13/1993EP0523022A2 Surface processing device
12/1992
12/29/1992US5174870 Electrocleaning method
12/23/1992WO1992022906A1 Methods for cleaning cathodes
12/16/1992EP0518850A1 Process and device for electrolytic pickling of continuously moving electrically conducting articles
12/11/1992CA2070583A1 Process and apparatus for the electrolytic treatment of continuously advancing electrically conductive material
11/1992
11/26/1992WO1992006231A3 Method and device for pickling, and method and installation for galvanizing
11/19/1992EP0513753A1 Process for pickling steel-based metallic materials
11/10/1992US5162082 Electrochemical reduction treatment for soldering
11/04/1992EP0511478A1 Line for continuously annealing and pickling stainless steel strip
11/03/1992US5160590 Applying electroconductive paste between metal and electrode
10/1992
10/06/1992US5152878 Forming an electrolytic cell having stained mask as the anode, cleaning mask to form a surface film, rinsing mask with water to remove surface film and drying
09/1992
09/16/1992EP0393169B1 Method for plating on titanium
08/1992
08/25/1992US5141606 Immersing an insoluble precoated electrode in aqueous bath
07/1992
07/15/1992EP0494579A1 Method for electroplating nickel onto titanium alloys
07/14/1992US5130000 Pickling high-grade steel
07/07/1992US5127971 Method of producing grain oriented silicon steel sheets having improved magnetic properties and bending properties by electrolytic degreasing
04/1992
04/16/1992WO1992006231A2 Method and device for pickling, and method and installation for galvanizing
04/14/1992US5104501 Electrolysis while stamping die is suspended on jig which is anode in aqueous alkaline solution; accuracy, pot life, defect reduction
03/1992
03/11/1992EP0474365A1 Filter cleaning
02/1992
02/19/1992EP0471662A2 Process for pickling stainless steel
02/11/1992US5087342 Continuous steel strand electrolytic processing
11/1991
11/26/1991US5068017 Method to dissolve solid iron oxides
09/1991
09/11/1991EP0445119A1 Method for purifying quaternary ammonium hydroxides
09/05/1991WO1991013191A1 Electrolytic removal of tin oxide or titanium nitride from a coater
09/05/1991CA2075943A1 Electrolytic removal of tin oxide or titanium nitride from a coater
07/1991
07/25/1991WO1991010758A1 A steel wire for the reinforcement of elastomers
07/02/1991US5028304 Method of electrochemical machining of articles made of conducting materials
06/1991
06/11/1991US5022971 Anodically and cathodically first with sodium sulfate and then with mixture of sodium nitrate and sodium fluoride
06/05/1991EP0430893A1 Method for the electrolytic pickling or degreasing of steel plate
06/05/1991EP0430623A2 Non-cyanide electrode cleaning process
06/05/1991EP0204846B1 Method of manufacturing colored stainless steel materials and apparatus for continuously manufacturing same
05/1991
05/07/1991US5013374 Permanent domain refinement by aluminum deposition
04/1991
04/24/1991EP0376962A4 Electrochemical contact lens disinfection and neutralization system
03/1991
03/19/1991US5000828 Process for producing one-side electrogalvanized steel sheet with distinguished susceptibility to phosphate salt treatment and distinguished appearance on the non-electrogalvanized side
03/13/1991EP0416099A1 Method for electrochemically treating articles made of conductive materials
02/1991
02/19/1991US4994157 Method and apparatus for descaling stainless steel
01/1991
01/16/1991EP0407476A1 A steel wire for the reinforcement of elastomers
01/09/1991EP0407326A1 Method for electroplating nickel onto titanium alloys
12/1990
12/06/1990EP0416099A4 Method for electrochemically treating articles made of conductive materials.
11/1990
11/14/1990EP0396921A1 Process for producing one-side electrogalvanized steel sheet
11/06/1990US4968398 Process for the electrolytic removal of polyimide resins
11/06/1990US4968397 Non-cyanide electrode cleaning process
10/1990
10/30/1990US4966664 Electrolysis in a basic bath where the substrate with resist functions as electrode
08/1990
08/30/1990DE3937438A1 Descaling steel by pickling - using fluoric acid soln. contg. ferric ions and electrolytically producing nascent oxygen in soln. to reoxidise ferrous ions
08/01/1990CN1044307A Process for electrochemical treatment of products of conductive materials
07/1990
07/11/1990EP0376962A1 Method of neutralising a disinfectant solution
07/03/1990US4938854 Electrolysis
07/03/1990US4938850 Method for plating on titanium
06/1990
06/27/1990CN1043351A Process and apparatus for electrolytically removing protective layers from sheet metal substrate
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