| Patents for C23F 11 - Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent (9,217) |
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| 09/12/1989 | CA1259183A1 Composition and method for corrosion inhibition |
| 09/06/1989 | EP0331284A1 A process for the treatment of a metal oxdie layer, a process for bonding a metal object comprising a metal oxide layer and structure produced therefrom |
| 09/06/1989 | EP0331279A2 Compound and use |
| 09/06/1989 | EP0330986A1 Anti-corrosive agent and its use |
| 09/05/1989 | US4863614 Water treatment polymers and methods of use thereof |
| 09/05/1989 | CA1259076A1 Rust preventives |
| 09/05/1989 | CA1258965A1 Composition useful as corrosion inhibitor, anti- scalant and continuous biodice for water cooling towers and method of use |
| 09/05/1989 | CA1258964A1 Composition and method for corrosion inhibition |
| 09/05/1989 | CA1258963A1 Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers |
| 08/30/1989 | EP0330613A2 Compositions and method for inhibiting corrosion |
| 08/23/1989 | EP0329560A1 Steel corrosion inhibitors and aqueous alkali metal halide solutions containing them |
| 08/23/1989 | EP0328872A1 Corrosion inhibition of closed cooling water auxiliary system for nuclear power plants |
| 08/23/1989 | CN1034866A Method to substitute silver in the alkali evaporator |
| 08/22/1989 | US4859418 Using quaternary ammonia or amine oxide compound |
| 08/16/1989 | EP0328319A1 Quaternary quinolinium compounds |
| 08/15/1989 | US4857222 Absorption type refrigerator and absorbing solution therefor |
| 08/15/1989 | CA1258473A1 Corrosion inhibition in reinforced cement |
| 08/15/1989 | CA1258468A1 Corrosion inhibition of metals in water systems |
| 08/10/1989 | DE3823396A1 Antifreeze containing corrosion inhibitor for engines and radiators made of aluminium |
| 08/09/1989 | EP0326763A2 Cathodic protection method and compositions |
| 08/09/1989 | EP0326594A1 Aqueous boron-containing compositions |
| 08/08/1989 | CA1258162A1 Monobasic-dibasic acid/salt antifreeze corrosion inhibitor |
| 07/25/1989 | US4851490 Water soluble phosphonated polymers |
| 07/25/1989 | US4851149 Metal pickling and descaling mixture of gelatin hydrolyzate, iodine compound, and polyvinylpyrrolidone |
| 07/25/1989 | US4851145 Alkylbenzoic acids, mono- and dibasic acids and salts and hydrocarbyl triazole |
| 07/25/1989 | CA1257769A1 Process for producing corrosion inhibiting particles |
| 07/19/1989 | EP0324255A2 Corrosion prevention material and method |
| 07/18/1989 | US4849171 Corrosion inhibition of sodium and calcium chloride |
| 07/18/1989 | US4849170 Stainless steels stress corrosion inhibitors |
| 07/18/1989 | US4849129 Polymers of allyloxyalkylphosphonic acids, esters or salts |
| 07/18/1989 | CA1257526A1 Compound for protecting the internal surface of a pipeline against corrosion method of producing same and method of protecting the internal surface of a pipeline against corrosion using this compound |
| 07/18/1989 | CA1257470A1 Polymer-zinc corrosion inhibitor |
| 07/18/1989 | CA1257469A1 Method of inhibiting corrosion in aqueous systems |
| 07/18/1989 | CA1257468A1 Process for producing corrosion inhibiting particles |
| 07/11/1989 | US4847017 Corrosion resistance in water systems |
| 07/11/1989 | US4847001 Dihydroxybenzene sulfonic acids and salts |
| 07/06/1989 | DE3806007A1 Organotrialkoxysilane stabilisers for inorganic silicate corrosion inhibitor additives in antifreezes/cooling agents and process for their preparation |
| 07/04/1989 | US4844725 Aqueous boron-containing compositions |
| 07/04/1989 | CA1256688A1 Corrosion inhibitor for brines |
| 07/04/1989 | CA1256687A1 Rust preventive and method for producing the same |
| 06/28/1989 | EP0322183A2 Method of inhibiting corrosion |
| 06/27/1989 | US4843176 Compounds containing sulfur and amino groups |
| 06/21/1989 | EP0321219A1 Hydrogenation of nitroalkanes to hydroxylamines |
| 06/21/1989 | EP0321066A2 All-in-one boiler water treatment composition |
| 06/20/1989 | US4840667 Metal-chelating diphenolamine oligomers for corrosion inhibition of metal substrates |
| 06/14/1989 | EP0320281A2 Corrosion inhibitor |
| 06/08/1989 | DE3740177A1 Verfahren zur nachbehandlung von beschichtetem stahlblech A method for post-treatment of coated steel sheet |
| 06/06/1989 | US4837324 Process for the reaction of piperazine, and derivatives thereof, with glyoxal, and derivatives thereof |
| 06/06/1989 | US4837323 Corrosion inhibitors |
| 06/06/1989 | US4836952 Deoxygenating composition |
| 06/06/1989 | CA1255308A1 Corrosion inhibitors |
| 06/06/1989 | CA1255307A1 Corrosion inhibitors |
| 05/31/1989 | EP0318429A2 Corrosion inhibitor |
| 05/31/1989 | EP0317684A1 Multi-function protective coating for zinc coated steel - surfaces and its alloys |
| 05/30/1989 | US4835043 Sulfite-oxide process for scavenging hydrogen sulfide |
| 05/30/1989 | US4834955 Chemical formulation and combined process for inhibiting deposition and corrosion in cooling water and gypsum scaling in flue gas desulfurization scrubber systems |
| 05/24/1989 | EP0317005A2 Process for the preparation of a substituted succinic anhydride |
| 05/17/1989 | EP0316066A1 Corrosion-inhibiting composition |
| 05/16/1989 | US4830925 Cathodic protection method and compositions |
| 05/16/1989 | US4830913 Fire-resistant glazing and method of making same |
| 05/16/1989 | US4830828 Pipeline transportation of oil and/or gas |
| 05/16/1989 | US4830680 Protective coating |
| 05/16/1989 | CA1254027A1 Corrosion inhibited freeze protected heat transfer fluid |
| 05/09/1989 | US4828796 Sodium polyphosphate, potassium phosphate, sodium silicate |
| 05/09/1989 | US4828795 Systems inhibited against corrosion and/or scale deposition |
| 04/27/1989 | DE3734185A1 Mono-2-[dodecyl-(2-hydroxyethyl)amino]ethyl dicarboxylates, their salts and their use as corrosion inhibitors in aqueous systems |
| 04/26/1989 | EP0312883A1 Processing electrical steels |
| 04/20/1989 | WO1989003415A1 Corrosion inhibitor for salt-based deicing compositions |
| 04/19/1989 | EP0311954A2 Use of sulfamic acid to inhibit phosphonate decomposition by chlorine-bromine mixtures |
| 04/19/1989 | EP0311632A1 Surface active lactams. |
| 04/19/1989 | EP0248041B1 Method for fabricating a heating element |
| 04/18/1989 | US4822901 Carboxy-substituted organosilicon stabilizers for a silicate-containing antifreeze |
| 04/12/1989 | EP0311361A2 Corrosion inhibition |
| 04/12/1989 | EP0311192A1 Method of controlling corrosion at high pH |
| 04/12/1989 | EP0311072A2 Stabilization of metal ions and dispersion of particulates in aqueous systems |
| 04/12/1989 | CN1003871B Process for inhibiting corrosion of steel materials inserted in inorganic materials |
| 04/12/1989 | CN1003870B Corrosion-retarding technique of steel embeded in inorganic materials |
| 04/11/1989 | US4820423 Branched alkyl acrylamide types of polymer-zinc corrosion inhibitor |
| 04/11/1989 | US4820344 Solution of corrosion and metal inhibitors, aliphatic carboxylic acids, polyglycerols, alcohols, surfactant for smoothening car bodies |
| 04/05/1989 | EP0309472A1 Corrosion-inhibiting coating compositions for metals |
| 04/04/1989 | US4818777 Metal primers |
| 04/04/1989 | US4818413 With chlorine-containing oxidant and bromide salt |
| 03/28/1989 | US4816303 Process for inhibiting corrosion of metal and corrosion-inhibiting layer use therein |
| 03/28/1989 | CA1251792A1 Benzoyl alanines and their use as corrosion inhibitors |
| 03/22/1989 | EP0308037A2 Corrosion - inhibited antifreeze formulation |
| 03/22/1989 | EP0176504B1 Polycarboxylic acid/boric acid/amine salts and aqueous systems containing same |
| 03/21/1989 | US4814010 Corrosion inhibition |
| 03/21/1989 | CA1251458A1 Amine-complexed zinc salts of organic diacids anti- corrosion and anti-marine growth coating compositions containing the same, and method of making such compositions |
| 03/15/1989 | EP0307309A1 Metal corrosion inhibiting composition |
| 03/15/1989 | EP0306831A1 Use of polyaralkyl amines as corrosion inhibitors |
| 03/08/1989 | EP0305393A1 Inhibiting corrosion in reinforced concrete. |
| 02/28/1989 | US4808244 Compositions for protecting steel surfaces against atmospheric oxidation |
| 02/28/1989 | CA1250498A1 Process for conditioning metal surfaces |
| 02/28/1989 | CA1250493A1 Method for rapid controlled coating of the inner surfaces of pipes with a tenacious calcite lining |
| 02/21/1989 | US4806310 Corrosion inhibitor |
| 02/16/1989 | DE3724181A1 Corrosion inhibitor for fuels |
| 02/15/1989 | EP0162875B1 Corrosion inhibitors for aluminium |
| 02/08/1989 | EP0302501A1 Biocide water treatment having reduced copper corrosion |
| 02/07/1989 | US4803007 Sodium chloride water soluble zinc salt, and hexametaphosate s alt |
| 02/01/1989 | EP0302007A1 Hydroxyether-carboxylic acids and lactones thereof, process for their production and their use as corrosion inhibitors |