Patents
Sitemap › C23 - Coating metallic material; Coating material with metallic material; Chemical surface treatment; Diffusion treatment of metallic material; Coating by vacuum evaporation, by sputtering, by ion implantation or by chemical vapour deposition, in general; Inhibiting corrosion of metallic material or incrustation in general › C23F - Non-mechanical removal of metallic material from surfaces; Inhibiting corrosion of metallic material; Inhibiting incrustation in general; Multi-step processes for surface treatment of metallic material involving at least one process provided for in class and at least one process covered by subclass  or or class › C23F 11 - Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
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)
12/1982
12/28/1982US4366077 Temper rolling fluids
12/28/1982US4366076 Corrosion inhibited compositions
12/21/1982US4365003 Overcoating of a silica substance
12/14/1982US4363734 1,3-Dihydroxy acetone as an oxygen scavenger for water
12/01/1982EP0065609A1 Corrosion inhibiting composition, process for its preparation and its use in the field of metal surface protection
11/1982
11/30/1982US4361555 α-1,4-Thiazine alkanephosphonic acids
11/24/1982EP0065191A1 Inhibitors against H2S and CO2 induced corrosion in water-in-oil emulsions
11/23/1982US4360474 Derivatives of polyphosphoric acid partial esters
11/16/1982CA1135602A1 Zinc rinse for metal components
11/09/1982US4358382 Use of quaternized derivatives of polymerized pyridines and quinolines as water clarifiers
11/02/1982US4357396 Mirrors
11/02/1982US4357236 Automatic addition of a corrosion inhibitor to a coolant system by osmotic pressure
11/02/1982CA1134603A1 Filled polymer composition for automatic addition of a corrosion inhibitor to a coolant system
10/1982
10/26/1982US4356148 Method for preventing corrosion and hydrogen embrittlement of tantalum-made equipment handling hot concentrated sulphuric acid therein
10/19/1982US4355079 Metal element coated with thin film of calcium nitrite
10/19/1982US4354945 Clarification process with thiazine quaternary ammonium salts of polyepihalohydrin
10/19/1982US4354881 Method for antirust treatment of steel stocks
10/06/1982EP0061986A1 Coated filament and composite thereof with rubber
10/05/1982CA1132786A1 Method and composition for inhibiting corrosion in high temperature, high pressure gas wells
10/05/1982CA1132785A1 Method and composition for inhibiting corrosion in high temperature, high pressure gas wells
09/1982
09/28/1982US4351796 Method for scale control
09/22/1982EP0060455A1 Inhibitors against corrosion by carbon dioxide and hydrogen sulfide in water-in-oil emulsions
09/21/1982US4350606 Hydroxylamine or derivative and neutralizing amine for use in steam condensate lines
09/21/1982US4350600 Method and composition for inhibiting corrosion in high temperature, high pressure gas wells
09/15/1982EP0060224A1 Corrosion protecting composition
09/14/1982US4349457 Corrosion protection for metal surfaces
09/14/1982CA1131436A1 Corrosion inhibition treatments and method
09/14/1982CA1131435A1 Hydroquinone and mu-amine compositions as oxygen scavengers for use in aqueous mediums
09/07/1982US4348302 Anticorrosive agent stable to hard water
09/07/1982US4348210 Novel process and product
09/07/1982US4347895 Heat exchanger with bilayered metal end container for anticorrosive addition
09/07/1982CA1131002A1 Method for inhibiting corrosion in high temperature, high pressure gas wells
09/01/1982EP0058711A1 Process and product for the passivation of iron and steel surfaces.
08/1982
08/31/1982US4347154 Methylene chloride stabilizer formulation for use in aerosols
08/24/1982US4346217 Di-quaternary ammonium salts of α-1,4-thiazine alkanephosphonic acids
08/24/1982US4346087 Antibacterial surface active agent containing azaalkenelactam
08/24/1982CA1130321A1 Poly(alkylene oxide) compositions
08/18/1982EP0057991A1 The use of poly(oxyalkylated) hydrazines as corrosion inhibitors
08/17/1982US4344949 Hypotensive agents
08/17/1982US4344862 Reaction products of sulfonamido-carboxylic acids or carboxamido-carboxylic acids with alkanolamines, and their use as low-foaming corrosion inhibitors
08/17/1982US4344860 Stabilization of silicates using salts of substituted nitrogen or sulfur containing siliconates
08/10/1982US4343941 Polyols of tetrahydropyrimidines
08/10/1982US4343930 Polymerized polyols of tetrahydropyrimidines
08/10/1982US4343660 Petroleum sulfonate and complexing agent, for copper cables
08/03/1982US4342596 Non-petroleum based metal corrosion inhibitor
08/03/1982US4342584 Microbiocidal process using di-quaternary ammonium salts of α-1,4-thiazine alkanephosphonic acids
07/1982
07/27/1982US4341716 Dispersing agents, corrosion inhibitors, demulsifiers, and acid retarders
07/27/1982US4341657 Use of quaternized derivatives of polymerized pyridines and quinolines as corrosion inhibitors
07/27/1982CA1128402A1 Water treatment
07/21/1982EP0056269A1 Silicate treatment for coated substrate
07/20/1982CA1128074A1 Process for making sulfurized olefins
07/20/1982CA1128013A1 Automatic addition of a corrosion inhibitor to a coolant system by osmotic pressure
07/20/1982CA1127916A1 Method for calcite coating on the inner surface of pipes
07/13/1982US4339349 Corrosion inhibitors for limited oxygen systems
07/13/1982US4339347 Use of quaternized derivatives of polymerized pyridines and quinolines as demulsifiers
07/13/1982US4338997 Heat exchanger with bilayered metal end container for anticorrosive addition
07/06/1982US4338209 Metal corrosion inhibitor
06/1982
06/29/1982CA1126611A1 Water treatment method to remove dissolved oxygen therefrom
06/29/1982CA1126497A1 Method for the prevention of fouling and corrosion utilizing technetium-99
06/23/1982EP0054083A1 Process for protecting the pipes of a heating system
06/22/1982US4336156 Quaternary ammonium salts of α-1,4-thiazine alkanephosphonic acids
06/22/1982CA1126008A1 Rust inhibiting coating compositions
06/15/1982CA1125930A1 Permanent cobalt catalyst for sulfite oxygen scavenger
06/08/1982US4333850 Filled polymer composition for automatic addition of a corrosion inhibitor to a coolant system
06/08/1982US4333516 Corrodible container for automatic addition of corrosion inhibitor to a coolant system
06/01/1982US4332967 Corrosion inhibitors useful in oil wells and gas wells
06/01/1982US4332799 Quaternaries of tertiary amino-substituted thiazines
05/1982
05/25/1982CA1124141A1 Process of treating sponge iron for protection against reoxidation and apparatus for carrying out the process
05/18/1982US4330592 Composite materials of steel cords and rubber and a method of producing the same
05/18/1982US4330487 N,N-Dimethylene phosponic acids of alkylene diamines
05/18/1982CA1123685A1 Corrosion inhibition
05/12/1982EP0051444A1 Selected poly(oxyalkylated) pyrazoles and their use as corrosion inhibitors
05/11/1982US4329381 Method for providing corrosion resistance to metal objects
05/11/1982US4329250 Low level chromate-based corrosion inhibition in aqueous mediums
05/11/1982US4329243 Cavitation-inhibiting, nonfreezing, cooling and/or heat-transfer fluids
05/11/1982US4329168 Amine treatment for passivating sponge iron
05/04/1982US4328205 Inhibition of corrosion of aluminium tubes by toothpastes
05/04/1982US4328180 Cooling water corrosion inhibitor
04/1982
04/27/1982US4327152 Protective coating to retard crack growth in aluminum alloy
04/27/1982US4326987 Corrosion resistance; fuel and oil additives
04/27/1982US4326873 Process for the manufacture of fused polyphosphate glasses
04/27/1982CA1122394A1 Anti-corrosion composition, its method of preparation and its use in the protection of metallic surfaces
04/27/1982CA1122393A1 Synergistic corrosion inhibitors for ferrous metals
04/20/1982US4325984 Plasma passivation technique for the prevention of post-etch corrosion of plasma-etched aluminum films
04/14/1982EP0049605A1 Substituted acyl derivatives of 1,2,3,4-tetrahydroisoquinoline-3-carboxylic acids, salts thereof, pharmaceutical compositions containing the derivatives or salts, and the production of the same
04/13/1982US4324684 Stable compositions for use as corrosion inhibitors
04/13/1982US4324676 Compositions containing β-diketo chelating compounds
04/07/1982EP0049236A1 Method of treating sponge iron
04/06/1982US4323689 2-Hydroxypropylimidazoles, their preparation, and their use as oil-soluble corrosion inhibitors
04/06/1982US4323476 Anticorrosive agent for aluminium and aluminium alloys
04/06/1982US4323461 Process of inhibiting scale formation in aqueous systems using di-quaternary ammonium salts of α-1,4-thiazine alkanephosphonic acids
04/06/1982US4323460 Process of inhibiting scale formation in aqueous systems using α-1,4-thiazine alkanephosphonic acids
04/06/1982US4323459 Process of inhibiting scale formation in aqueous systems using quaternary ammonium salts of α-1,4-thiazine alkanephosphonic acids
03/1982
03/23/1982US4321231 In th presence of an acid, using a tellurium or selenium compound
03/23/1982US4321079 Aqueous sulfur dispersion having reduced corrosive activity toward ferrous metal
03/23/1982CA1120250A1 Rustproofing method for motor vehicles
03/16/1982US4320025 Cavitation-inhibiting, nonfreezing, cooling and/or heat transfer fluids
03/09/1982CA1119481A1 Method of anti-corrosion treatment and apparatus for operating same
03/04/1982WO1982000665A1 Process and product for the passivation of iron and steel surfaces
03/02/1982US4317744 A phosphonate, acrylic polymer, and tolytriazole; water systems
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