| Patents for C23G 1 - Cleaning or pickling metallic material with solutions or molten salts (8,361) |
|---|
| 07/11/1984 | EP0113060A1 Method of eliminating manganese deposits from water works installations |
| 07/10/1984 | US4459216 Chemical dissolving solution for metals |
| 07/10/1984 | US4459158 Thioalkanoic acid derivatives |
| 07/03/1984 | US4457322 Alkaline cleaning compositions non-corrosive toward aluminum surfaces |
| 07/03/1984 | CA1170387A1 Cleaning and priming compositions |
| 06/20/1984 | EP0111285A1 Cleaning process |
| 06/20/1984 | EP0111284A1 Cleaning process |
| 06/19/1984 | US4455251 For spraying |
| 06/19/1984 | CA1169340A1 Method of and solvent for removing inorganic fluoride deposits |
| 06/07/1984 | WO1984002125A1 Method for eliminating manganiferous scales from watersupply pla nts, treatment solution and utilization thereof |
| 06/05/1984 | US4452643 Method of removing copper and copper oxide from a ferrous metal surface |
| 05/29/1984 | US4451296 Rust removal process |
| 05/22/1984 | US4450138 Processes for inhibiting corrosion using compounds containing sulfur and amino groups |
| 05/22/1984 | US4450137 Processes for inhibiting corrosion using compounds containing sulfur and amino groups |
| 05/22/1984 | US4450102 Sulfur based metal cleaners and corrosion inhibitors |
| 05/16/1984 | EP0108345A2 Agent for removing liquids sticking to metallic surfaces |
| 05/15/1984 | US4448710 Corrosion inhibitors including a 3-dialkylamino-3-phenylethenylprop-1-yne |
| 05/02/1984 | EP0107413A1 Inhibitor-containing concentrates, inhibited acidic aqueous solutions, and metal-descaling processes |
| 05/01/1984 | US4446056 Disproportionation |
| 05/01/1984 | US4445984 Parasitic electrodialysis recovery of dissolved chemicals from dilute solutions directly into a plating bath |
| 05/01/1984 | US4445940 Process to remove corrosion deposits using aqueous-base ferromagnetic fluids |
| 04/26/1984 | WO1984001580A2 Methods of using strong acids modified with acid solutions |
| 04/24/1984 | CA1166131A1 Aqueous acid composition and method of use |
| 04/17/1984 | US4443268 Ferric chelates of alkylenepolyaminepolycarboxylic acids, hydrogen peroxide |
| 04/17/1984 | CA1165533A1 Method of preparing high purity ferrous sulfate hydrate crystals from hydrochloric acid waste pickle liquor |
| 04/10/1984 | US4441930 Melt of alkali metal hydroxide, metal fluoride and boron compound |
| 04/10/1984 | CA1165366A1 Elongate flexible heating package with removable elongate electrical heating element |
| 03/29/1984 | WO1984001168A1 Solder stripping solution |
| 03/28/1984 | EP0104012A2 Composition and method for simultaneously removing iron and copper scales from ferrous metal surfaces |
| 03/27/1984 | US4439241 Cleaning process for internal passages of superalloy airfoils |
| 03/27/1984 | CA1164404A1 Galvanic post-treatment of etched aluminum capacitor foil |
| 03/20/1984 | US4438013 Of metals in aqueous brines or acids |
| 03/13/1984 | US4436643 Regeneration of aqueous degreasing and cleaning solutions |
| 03/06/1984 | US4435304 Sulfur based metal cleaners |
| 03/06/1984 | US4435223 Sulfuric and phosphoric acids and a surfactant |
| 02/28/1984 | US4434002 Process for production of high-purity metallic iron |
| 02/22/1984 | EP0101230A2 Ferrous sulfide dissolution in acid with lowered gas formation |
| 02/22/1984 | EP0101126A2 Process for treating waste pickling pastes |
| 02/21/1984 | US4432846 Cleaning and treatment of etched cathode aluminum capacitor foil |
| 02/21/1984 | US4432808 Treatment of stainless steel apparatus used in the manufacture, transport or storage of nitrogen oxides |
| 02/08/1984 | EP0100171A2 A cleaning and treatment process and apparatus |
| 02/07/1984 | US4430129 Method of cleaning hollow conductors of cooled electrical machines |
| 02/07/1984 | US4430128 Aqueous acid composition and method of use |
| 01/17/1984 | CA1160547A1 Method of stripping paint in a molten salt bath |
| 01/10/1984 | CA1160034A1 Anionic/amphoteric corrosion inhibition |
| 01/03/1984 | US4424079 Rust removal process |
| 12/27/1983 | US4422906 Activation in acid solution and cathodic electrolysis prior to electroplating |
| 12/20/1983 | US4421667 Sulfur based metal cleaners |
| 12/20/1983 | CA1158965A1 Method and composition for removing sulfide- containing scale from metal surfaces |
| 12/06/1983 | US4419266 Corrosion inhibitors containing 3-dialkyl-3-(1-ethylpentyl)-prop-1-yne |
| 12/06/1983 | US4419259 Phosphoris acid, nonionic surfactant |
| 11/15/1983 | CA1157028A1 Selected poly(oxyalkylated) pyrazoles and their use as corrosion inhibitors |
| 11/09/1983 | EP0093435A1 Electrolytic purification and reconcentration of wash and rinse caustic solutions recovered from the regeneration of ion exchange resins |
| 11/09/1983 | EP0093264A2 Method and apparatus for cleaning metallic fines |
| 11/08/1983 | CA1156422A1 Process for separating mold sand residues from castings |
| 10/19/1983 | EP0091627A2 Process for cleaning, degreasing and activating metallic surfaces |
| 10/13/1983 | WO1983003429A1 Rust removal process |
| 10/12/1983 | EP0091301A1 Rust removal process |
| 10/12/1983 | EP0091194A1 Thixotropic rust removal coating and process |
| 10/11/1983 | US4409119 Process for regenerating cleaning solutions |
| 10/05/1983 | EP0090512A1 Process for treatment of oxide films prior to chemical cleaning |
| 10/05/1983 | EP0090119A2 Selectively stripping iron ions from an organic solvent |
| 10/04/1983 | CA1154657A1 Cleaning boiler tubes of digesting heat exchangers |
| 09/28/1983 | EP0089522A1 Breaking up of oil-in-water emulsions |
| 09/20/1983 | CA1153979A1 Applying nickel and chromium coatings to metal shelving, followed by epoxy resin |
| 09/06/1983 | US4402759 Process for inhibiting the corrosion of a metal installation in contact with an acid bath |
| 09/06/1983 | US4402757 Method of vibrating coiled wires |
| 08/31/1983 | EP0087166A1 Process for the electrolytic regeneration of spent sulfuric acid pickling solutions |
| 08/30/1983 | US4401531 Process for the production of electrolytic zinc or high purity zinc salts from secondary zinc raw-materials |
| 08/30/1983 | CA1152867A1 Water based cleaning system |
| 08/24/1983 | EP0086245A1 Aqueous acid metal cleaning composition and method of use |
| 08/23/1983 | US4400312 Sulfur based metal cleaners |
| 08/23/1983 | US4400289 Composition and process for pickling and removing rust from metal |
| 08/16/1983 | CA1151983A1 Method and composition for removing sulfide- containing scale from metal surfaces |
| 08/10/1983 | EP0085666A2 Method of processing sulfuric acid having a content of metal sulfates |
| 08/09/1983 | US4397753 Printed circuits or tabs |
| 08/09/1983 | US4397721 Pickling of aluminum |
| 08/09/1983 | CA1151497A1 Method of treating metal surfaces prior to phosphatization |
| 08/02/1983 | CA1151049A1 One package replenisher for aluminum cleaner |
| 07/26/1983 | US4395365 Metal cleaning composition containing a fatty acid succrose ester and other detergent components |
| 07/19/1983 | US4394232 Pickling of aluminum |
| 07/12/1983 | US4393026 Corrosion inhibitors |
| 06/28/1983 | US4390465 Containing alkaline builder, conditioner, and surfactants |
| 06/21/1983 | US4389254 Oxidation, formic acid, salt formation |
| 06/14/1983 | US4388206 Corrosion inhibitors |
| 06/08/1983 | EP0080996A2 Process for recovering metals from acid solutions of their salts |
| 06/08/1983 | EP0080794A1 Corrosion inhibitors containing N,N,1-trisubstituted prop-2-ynyl amines |
| 06/07/1983 | US4387074 Polyols of tetrahydropyrimidines as corrosion inhibitors |
| 06/07/1983 | US4387042 3-dialkylamino-3-(substituted phenyl)prop-1-yne |
| 06/07/1983 | US4387041 3-dialkylamino-3-(substituted phenyl)-prop-1-yne |
| 06/01/1983 | EP0079987A1 Method and apparatus for recycling washing liquid and heat contained in washings discharged from metal surfacing process |
| 05/31/1983 | CA1147246A1 Process for cleaning copper-containing metal surfaces |
| 05/24/1983 | US4384900 Method of treating metal surfaces prior to phosphatization |
| 05/18/1983 | EP0078918A1 High alkaline pickling or cleaning agents as well as there use |
| 05/10/1983 | US4382916 Method of preparing hydrochloric acid and high purity ferrous sulfate hydrate crystals from hydrochloric acid waste pickle liquor |
| 05/10/1983 | US4382825 Alkaline cleaner for ferrous-based metal surfaces |
| 05/03/1983 | US4381950 Reduction of hydrogen sulfide gas evolution by adding maleic acid, anhydride or ammonium salt |
| 04/26/1983 | US4381249 Rust removing and metal surface protecting composition |
| 04/20/1983 | EP0077041A1 Method for the replenishment of cleaning solutions |
| 04/19/1983 | CA1144766A1 Method and apparatus for conditioning the surface of metal billets |