| Patents for C25F 1 - Electrolytic cleaning, degreasing, pickling, or descaling (1,460) |
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| 06/19/1990 | US4935112 Inducing current through strand without direct contact; surface treatment; demetallization; cleaning |
| 06/19/1990 | CA1270429A1 Scale removal composition |
| 06/14/1990 | WO1990006382A1 Method for purifying quaternary ammonium hydroxides |
| 05/09/1990 | EP0367112A1 Method of descaling stainless steel and apparatus for same |
| 05/03/1990 | WO1990004664A1 Method for electrochemically treating articles made of conductive materials |
| 04/19/1990 | WO1990004047A1 Method relating to the manufacturing of cold rolled strips and sheets of stainless steel |
| 04/11/1990 | EP0362445A1 Electrical conditioning system for electrodes in an electrolysis cell |
| 04/10/1990 | US4915864 Carboxylic acid or salts thereof as solubilizing agent wetting agent for glass, fibers, metals |
| 04/05/1990 | WO1990003457A1 Method for plating on titanium |
| 03/21/1990 | EP0359736A1 Method of electrolytically pickling special steel |
| 02/20/1990 | US4902388 Method for electroplating nickel onto titanium alloys |
| 02/08/1990 | WO1990001080A1 A steel wire for the reinforcement of elastomers |
| 01/30/1990 | CA1265093A1 Process for cleaning metal filters |
| 01/24/1990 | EP0351909A1 A steel wire for the reinforcement of elastomers |
| 12/20/1989 | EP0346547A1 Method for processing cold-rolled stainless-steel sheet and strip |
| 10/18/1989 | EP0337342A1 Process for the stripping of a photoresist |
| 09/27/1989 | EP0334222A1 Permanent domain refinement by aluminum deposition |
| 09/05/1989 | CA1259050A1 Method and apparatus for the continuous annealing of steel strips |
| 08/22/1989 | US4859298 Process and apparatus for electrolytically removing protective layers from sheet metal substrate |
| 08/22/1989 | US4859297 Process for descaling cold-rolled and annealed stainless steel strip |
| 08/22/1989 | US4859287 Method for producing colored stainless steel stock |
| 07/25/1989 | US4851092 Process for electrolytically pickling chromium-containing stainless steel |
| 07/19/1989 | EP0324116A2 Method and apparatus for producing one-side electroplated steel strip with enhanced phosphatability |
| 07/05/1989 | EP0323155A1 Method for producing low iron loss grain oriented silicon steel sheets |
| 06/27/1989 | CA1256396A1 Cleaning of conductive membrane electrode in electrochemical cell |
| 06/07/1989 | EP0319313A2 Process for descaling cold rolled and annealed steel |
| 06/06/1989 | US4836900 Process for the decontamination of the surface of a metal port contaminated by tritium and apparatus usable for this process |
| 04/25/1989 | US4824536 Induction annealing, electrolysis descaling |
| 03/21/1989 | CA1251380A1 Surface preparation of nickel base alloys for brazing |
| 02/28/1989 | US4808278 Method and apparatus for producing one-side electroplated steel strip with enhanced phosphatability |
| 01/26/1989 | WO1989000430A1 Electrochemical contact lens disinfection and neutralization system |
| 01/03/1989 | US4795537 Electrical conditioning system for electrodes in an electrolysis cell |
| 12/28/1988 | EP0296431A2 Use of a branched carboxylic acid as additive for an alkaline detergent composition for cleaning metallic articles in an electrolytic cleaning operation |
| 12/20/1988 | CA1247040A1 Process for removing surface oxides from a metal substrate |
| 12/13/1988 | CA1246487A1 Method for electrolytically treating a steel strip with alkali metal and/or ammonium phosphate |
| 11/17/1988 | EP0291493A1 Process for electrolytic pickling of chrome containing stainless steel |
| 11/17/1988 | DE3715454A1 Unit for electrochemically cleaning elongated materials, predominantly wire, used in welding |
| 11/01/1988 | US4781804 Plastic from encapsulation of integrated circuits |
| 10/18/1988 | CA1243268A1 Process for producing cold rolled steel strip highly susceptible to conversion treatment |
| 10/11/1988 | US4776933 Dividing electrolyte stream, flowing of anodic stream along surface |
| 09/21/1988 | EP0282863A2 Liquid alkaline cleaning concentrates |
| 09/20/1988 | US4772367 Apparatus for and a method of electrochemically polishing pipe inside surfaces |
| 08/23/1988 | US4765958 Process for inhibiting the corrosion of a mass of metal in contact with an acid bath containing ferric ions |
| 07/13/1988 | EP0274329A1 Process for decontaminating the surface of a metallic component contaminated by tritium, and device for using said process |
| 06/07/1988 | US4749449 Metallization utilizing a catalyst which is removed or deactivated from undesired surface areas |
| 05/24/1988 | US4746453 Hydroxide, silicate, nonionic surfactant |
| 02/10/1988 | CN86209130U Neutral solution tank for wire-descaling |
| 01/19/1988 | US4720332 Nickel strip formulation |
| 12/15/1987 | US4713154 Continuous annealing and pickling method and apparatus for steel strips |
| 12/15/1987 | US4713153 Process and apparatus for cleaning by electrochemical pickling with alternating current of specified frequency |
| 12/08/1987 | US4711707 Method for removal of scale from hot rolled steel |
| 12/02/1987 | EP0247209A1 Apparatus and process for electrochemically polishing the inner surfaces of pipes |
| 12/01/1987 | US4710280 Method and apparatus for electrochemically cleaning gun bores and the like |
| 10/28/1987 | EP0242421A1 Method and apparatus for electrochemical polishing and pickling |
| 09/09/1987 | EP0235595A2 Process, installation and apparatus for continuously degreasing and cleaning metal strips, in particular cold-rolled steel strips |
| 06/23/1987 | US4675087 Semiconductor purification by solid state electromigration |
| 04/28/1987 | US4661220 Method for local cleaning of surfaces on a nuclear reactor which are coated with oxides or other corrosion products, in connection with inspection |
| 04/21/1987 | US4659438 Process for the treatment of stainless steel for a direct galvanic gold plating |
| 03/24/1987 | US4652347 Acid activation baths |
| 03/11/1987 | EP0213810A1 Continuous annealing and pickling method and apparatus for steel strips |
| 02/03/1987 | US4640752 Method for producing silver colored brazing alloy |
| 02/03/1987 | CA1217451A1 Method of controlling oxide scale formation and descaling thereof from metal articles |
| 01/21/1987 | EP0209168A1 Process and apparatus for cleaning by electrochemical pickling with alternating current of specified frequency |
| 12/17/1986 | EP0204846A1 Method of manufacturing colored stainless steel materials and apparatus for continuously manufacturing same |
| 11/26/1986 | EP0202870A1 Apparatus and method for anodic treatment |
| 11/25/1986 | US4624760 Filter cleaning |
| 10/21/1986 | US4618379 Method for the continuous annealing of steel strips |
| 09/16/1986 | US4612094 Electrical conditioning of a platinum electrode useful in measurement in hypochlorite |
| 09/02/1986 | US4609594 Process for producing cold rolled steel strip highly susceptible to conversion treatment and product thereof |
| 08/13/1986 | EP0190465A2 Process for electroplating amorphous alloys |
| 07/30/1986 | EP0189334A1 Surface preparation of nickel base alloys for brazing |
| 06/05/1986 | WO1986003229A1 Method of manufacturing colored stainless steel materials and apparatus for continuously manufacturing same |
| 05/13/1986 | US4588488 Method of removing oxide on metal surface |
| 01/29/1986 | EP0169825A1 Process for the superficial treatment of steel plate |
| 01/28/1986 | US4566939 Formation and removal of oxide layer |
| 12/27/1985 | EP0165744A1 Membrane cleaning |
| 11/27/1985 | EP0162491A1 Process for inhibiting corrosion of a metallic mass in contact with an acidic bath containing ferric ions |
| 11/19/1985 | CA1196884A1 Electrolytic silver tarnish removal method |
| 10/01/1985 | US4544462 Process for removing metal surface oxide |
| 08/13/1985 | US4534834 Using a three phase alternating current, recitifing one |
| 07/31/1985 | EP0149938A2 Process for electrochemical removing gangue that surrounds metallic elements in loose materials |
| 06/25/1985 | US4525250 Cleaning with a non-aqueous solution of hydrogen fluoride, alkali fluorides and/or ammonium fluoride prior to coating |
| 06/11/1985 | US4522892 Electrolysis of alkali metal or ammonium phosphates |
| 05/29/1985 | EP0143051A2 Process for removing gangue from metallic parts |
| 05/14/1985 | CA1187037A1 High current density, acid-free electrolytic descaling process |
| 01/23/1985 | EP0132226A1 Process for the continuous pretreatment of an aluminium ribbon or foil by electrochemical oxidation |
| 01/23/1985 | EP0131960A2 Process for producing cold rolled steel strip highly susceptible to conversion treatment |
| 01/15/1985 | US4493756 Electrolysis using filter as electrode, then rinsing |
| 12/27/1984 | EP0129447A1 Process for cleaning metal filters |
| 12/27/1984 | EP0129194A1 Process for removing metal surface oxide |
| 11/21/1984 | EP0125401A1 Method for decontaminating metals contaminated with radioactive substances |
| 11/06/1984 | US4481089 Alternating electrolysis in neutral salt solution |
| 07/18/1984 | EP0113500A2 Process for manufacturing metal articles and for removing oxide scale therefrom |
| 05/22/1984 | US4450058 Method for producing bright stainless steel |
| 04/25/1984 | EP0106166A1 Method and apparatus for the continuous annealing of steel strips |
| 04/24/1984 | CA1166186A1 Surface-treatment of carbon fiber |
| 03/27/1984 | US4439289 Process for removal of magnetic coatings from computer memory discs |
| 03/27/1984 | CA1164404A1 Galvanic post-treatment of etched aluminum capacitor foil |
| 02/21/1984 | CA1162509A1 Electrolytic decontamination |
| 01/24/1984 | CA1160980A1 Method for pretreatment in the production of tin-free steel |