| Patents for C23G 1 - Cleaning or pickling metallic material with solutions or molten salts (8,361) |
|---|
| 12/24/1996 | US5587142 Synergistic effect |
| 12/18/1996 | EP0748396A1 Electrolysis process for regenerating a ferric chloride or sulphate solution, in particular for spray etching steel |
| 12/18/1996 | CN1138108A Rust-removing additives |
| 12/17/1996 | US5585034 Gelled near tricritical point compositions |
| 12/17/1996 | US5584943 Reducing friction; low temperature drying |
| 12/11/1996 | CN1137687A Semiconductor chip surface treatment liquor and treatment method and device using the same |
| 12/10/1996 | CA2082211C Degreasing solution and degreasing method |
| 12/05/1996 | WO1996038238A1 Acidic cleaning composition and process for aluminiferous metals |
| 11/28/1996 | WO1996037311A1 Continuous flat-rolled steel strip cleansing and finishing operations |
| 11/28/1996 | DE19521596C1 Recovery of zinc@ from copper@-contg sulphuric or phosphoric acid pickling solutions |
| 11/27/1996 | EP0744233A2 Removal of ceramic shell mold material from castings |
| 11/20/1996 | EP0743357A1 Alkaline degreasing solution and degreasing method employing the same |
| 11/20/1996 | EP0742736A1 Device for separating oil-in-water emulsions by electrocoagulation |
| 11/20/1996 | CN1033334C Corrosion-inhibiting fog-depressant for iron and steel and its processing method |
| 11/19/1996 | US5575863 Process for the chemical cleaning of metal components |
| 11/19/1996 | US5575858 Effective cleaning method for turbine airfoils |
| 11/19/1996 | US5575857 Aqueous alkaline metal descaling concentrate and method of use |
| 11/14/1996 | WO1996035645A1 Corrosion products removal methods and compositions for use therein |
| 11/13/1996 | EP0742282A1 Cleaning agent and method |
| 11/12/1996 | US5574002 Cleaning agent composition |
| 11/05/1996 | US5571336 Using sulfuric acid solution in water with calcium oxide or calcium sulfate to form calcium sulfate, filtration and adding alkali hydroxide |
| 10/31/1996 | DE19514474A1 Sepn. of oils/fats from metal surface treatment cleaning baths |
| 10/30/1996 | EP0739955A1 Method for removing contaminating coatings from surfaces |
| 10/26/1996 | CA2174410A1 Process for removing contaminating coatings from metal surfaces |
| 10/22/1996 | US5567354 Inhibitor of the corrosion of a metal material such as steel |
| 10/16/1996 | EP0737257A1 A method for desmutting aluminum alloys having a highly reflective surface |
| 10/15/1996 | US5565039 Method for dissolution of soft metals from a substrate of a harder metal |
| 10/09/1996 | EP0630427B1 Composition and process for cleaning tinplate stock |
| 10/09/1996 | EP0627021B1 Process for metallizing non-conducting surfaces, and the use of hydroxymethyl sulphinic acid in that process |
| 10/08/1996 | US5562828 Method and apparatus for recovering acid and metal salts from pricklining liquors |
| 10/03/1996 | WO1996030558A1 Corrosion protective cleaning agent for tin-plated steel |
| 10/03/1996 | WO1996030488A1 Aluminum desmut composition and process |
| 10/03/1996 | CA2216462A1 Corrosion protective cleaning agent for tin-plated steel |
| 10/02/1996 | EP0735548A1 Treatment for magnets for optically detecting the easy direction of magnetisation |
| 10/02/1996 | DE19511236A1 Silicon wafer cleaning soln. to remove metallic impurities |
| 10/02/1996 | CN1032928C 固体除锈剂 Solid Rust |
| 09/26/1996 | WO1996029451A1 Cleaning compositions |
| 09/26/1996 | DE19510825A1 Korrosionsschützender Reiniger für verzinnten Stahl Corrosion Protective cleaner for tin-plated steel |
| 09/25/1996 | EP0733091A1 Wheel cleaning composition containing acid fluoride salts |
| 09/17/1996 | US5556833 Wheel cleaning composition containing acid fluoride salts |
| 09/12/1996 | WO1996027556A1 Purification of metal containing solutions |
| 09/12/1996 | WO1996027554A1 Process for extracting or recovering acids |
| 09/11/1996 | EP0731498A2 Surface processing method and surface processing device for silicone substrates |
| 09/11/1996 | CN1130926A Process and apparatus for regeneration of volatile acids |
| 09/10/1996 | US5554235 Method of and process for cold-rolling of stainless-steel and titanium-alloy strip |
| 09/06/1996 | WO1996026796A1 Noncaustic cleaning composition comprising peroxygen compound and specific silicate and methods of making and using same |
| 09/06/1996 | CA2213743A1 A noncaustic composition for removing foreign deposits |
| 09/04/1996 | EP0628092B1 Process and composition for desmutting surfaces of aluminum and its alloys |
| 09/03/1996 | US5551989 Method of cleaning using a foamed liquid |
| 08/29/1996 | DE19506832A1 Recirculatory electrolytic process for recovery of copper@ from copper@ alloys |
| 08/27/1996 | US5549831 Method for processing chemical cleaning solvent waste |
| 08/27/1996 | US5549761 Method for removing rosin soldering flux from a printed wiring board |
| 08/22/1996 | WO1996025476A1 Liquid alkaline degreaser for aluminum and aluminum alloys |
| 08/22/1996 | DE19602303A1 Steel pickling using pickling acid concn. and compsn. control |
| 08/21/1996 | EP0727389A2 Method of recovering particulate silicon from a by-product stream |
| 08/21/1996 | EP0719350A4 Metal treatment with acidic, rare earth ion containing cleaning solution |
| 08/21/1996 | EP0698072A4 Process for metal cleaning |
| 08/20/1996 | US5547926 Mercaptan compound as reducing agents and reduction catalyst |
| 08/20/1996 | US5547579 Process and apparatus for purification of contaminated acids |
| 08/20/1996 | US5547518 Enhanced method for cleaning foil |
| 08/15/1996 | WO1996017667A3 Device for separating oil-in-water emulsions by electrocoagulation |
| 08/14/1996 | EP0725844A1 A process for activating a metal surface for conversion coating |
| 08/14/1996 | EP0725698A1 Acid assisted cold welding and intermetallic formation and dental applications thereof |
| 08/14/1996 | DE19504569A1 Easy to pump, non irritating aq. alkaline borate cleaning agent concentrates |
| 08/14/1996 | CN1129018A Composition and process for desmutting and deoxidizing without smutting |
| 08/13/1996 | US5545347 Alkali metal hydroxide, gluconic acid, a ethylene oxide fatty alcohol adduct, aluminum sequestrant, an oil emulsifier, a defoamer and a hydrptrope |
| 08/07/1996 | EP0724655A1 Purification method |
| 08/07/1996 | EP0724621A1 Detergent mixtures |
| 08/07/1996 | CN1128548A Pickled steel product subsequent treatment process and device, in particular for pickled carbon steel hot strips |
| 08/07/1996 | CN1128302A Acid-pickling cleaning method for hydraulic ash conveyer pipe |
| 08/06/1996 | US5542983 Process for cleaning metal surfaces with physical emulsion of terpene and water |
| 07/25/1996 | WO1996022153A1 Process and apparatus for purification of contaminated acids |
| 07/25/1996 | DE19501943A1 Pickling metals using sulphuric acid-containing solutions |
| 07/25/1996 | CA2210999A1 Process and apparatus for purification of contaminated acids |
| 07/24/1996 | EP0723038A1 Process and apparatus for regenerating a used etching solution for zirconium alloys |
| 07/24/1996 | EP0723024A1 Process and a continuous process line for producing cold-rolled steel strip |
| 07/23/1996 | US5538600 Cleaning body, electrobrightening, and desmutting in bath comprising nitric acid, acetic acid, water and a source of flouride |
| 07/23/1996 | US5538561 Method for cleaning aluminum at low temperatures |
| 07/23/1996 | US5538177 Apply nondeliquescent flux of florine compounds, subjecting parts to high temperature in inert atmosphere |
| 07/23/1996 | US5538152 Stabilizing composition for inorganic peroxide solutions |
| 07/18/1996 | WO1996021942A1 Method of cleaning substrates |
| 07/17/1996 | EP0722001A1 A method of selectively removing zinc from acid effluents |
| 07/17/1996 | CN1032317C Chemical stripping method for stainless steel oxide layers |
| 07/09/1996 | US5534177 Compositions useful for removing products of metal corrosion |
| 07/03/1996 | EP0719350A1 Metal treatment with acidic, rare earth ion containing cleaning solution |
| 07/03/1996 | EP0719176A1 Electrodialytic conversion of complexes and salts of metal cations |
| 07/02/1996 | US5531906 Magnesium alumium hydrotalcite precipitation |
| 07/02/1996 | CA2000536C Alkaline light duty liquid detergents |
| 06/27/1996 | WO1996019553A1 Cleaning and surface conditioning of formed metal surfaces |
| 06/27/1996 | DE4446208A1 Industrial cleaning process prepares ultra-clean water from condensed water |
| 06/27/1996 | CA2208429A1 Cleaning and surface conditioning of formed metal surfaces |
| 06/26/1996 | CN1125468A Rapidly dissolving and storage stable titanium phosphate containing activating composition |
| 06/25/1996 | US5529637 Circulating heated aqueous cleaning solution containing acid mixture and corrosion inhibitor through steel vessel under reducing atmosphere |
| 06/21/1996 | CA2139388A1 Composition and process for desmutting and deoxidizing without smutting |
| 06/20/1996 | WO1996015293A3 Metal cleaning and de-icing compositions |
| 06/19/1996 | CN1124788A Pickling paste for stainless steel |
| 06/18/1996 | US5527486 Near tricritical point compositions |
| 06/18/1996 | US5527485 Three phases incorporate a polar solvent, a non-polar solvent and a water soluble or low molecular weight water dispersible amphiphile |
| 06/18/1996 | US5527395 Method of cleaning and maintaining potable water distribution pipe systems with a heated cleaning solution |
| 06/13/1996 | WO1996017667A2 Device for separating oil-in-water emulsions by electrocoagulation |