| 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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| 04/11/2000 | US6049002 Preparation of aqueous solutions comprising performic acid formed by reaction of formic acid and hydrogen peroxide in presence of a catalyst, wherein the catalyst is a compound containing at least one ester group |
| 04/06/2000 | WO2000018521A1 Reverse flow cleaning and sterilizing device and method |
| 04/06/2000 | WO2000018441A1 Endoscope reprocessing and sterilization system |
| 04/06/2000 | WO2000018228A1 Multi-part anti-microbial sterilization compositions and methods |
| 04/06/2000 | CA2343772A1 Multi-part anti-microbial sterilization compositions and methods |
| 04/06/2000 | CA2343771A1 Endoscope reprocessing and sterilization system |
| 04/06/2000 | CA2335875A1 Reverse flow cleaning and sterilizing device and method |
| 04/04/2000 | US6045723 Compositions and compounds to minimize hydrogen charging and hydrogen induced cracking of steels |
| 04/04/2000 | US6045719 Cooling circuits of internal combustion engines, as in cars; raise the high-temperature protection of nonferrous metals by customary inhibitor systems without a drop in protection for the other metals, especially aluminum alloys |
| 03/30/2000 | WO1999066104A3 Method for inhibiting stains on aluminum product surfaces |
| 03/29/2000 | EP0988789A2 Reduced pitting microbicide formulation |
| 03/29/2000 | CN1248404A Spot corrosion reduced biocide composition |
| 03/29/2000 | CN1050822C Corrosion-proof scale-inhibitor for water-heating boiler and use method thereof |
| 03/28/2000 | US6042950 Two stacked metal layers, first of nickel alloy, second of silver or alloy |
| 03/28/2000 | US6042742 Composition and method for inhibiting chloride-induced corrosion of and limescale formation on ferrous metals and alloys |
| 03/28/2000 | CA2118062C In-situ palladium doping or coating of stainless steel surfaces |
| 03/28/2000 | CA2022827C Control of corrosion in aqueous systems using certain phosphonomethyl amines |
| 03/22/2000 | CN1050586C Phosphinic sulfoacid carboxylic acid multicomponent copolymer and its synthetic method |
| 03/21/2000 | US6040281 Antifoaming in corrosion-inhibiting metal working compositions |
| 03/21/2000 | US6038882 Absorbent solution supplied comprises lithium bromide and contains a lithium molybdate corrosion inhibitor |
| 03/16/2000 | WO2000014190A1 A method for mechanical working in the presence of a cobalt-containing metal |
| 03/15/2000 | EP0876450B1 Use as antifoam agent of alkali and/or triethanolamine salts of the alkanoyl amino carboxylic acids in metal working |
| 03/15/2000 | EP0796299B1 Method for protecting surfaces from corrosive materials |
| 03/14/2000 | US6036888 Corrosion inhibitor for alkanolamine units |
| 03/08/2000 | EP0983420A1 Low toxicity corrosion inhibitor |
| 03/08/2000 | CN1050119C Alkaline earth metal salts, transition metal salts and transition metal complexes of ketocarboxylic acids as corrosion inhibitors |
| 03/07/2000 | US6033599 2% to 20% alkali metal nitrite, 30% to 90% alkali metal benzoate and 4% to 50% alkali metal molybdate. |
| 03/07/2000 | US6033595 Especially sbbr3 |
| 03/02/2000 | WO2000011239A1 Inhibition of corrosion in aqueous systems |
| 03/02/2000 | WO2000011102A1 Antifreeze compositions comprising carboxylic acid and cyclohexenoic acid corrosion inhibitors |
| 03/02/2000 | WO1999061182A3 Layer system for protecting light metals and light metal alloys against corrosion |
| 03/02/2000 | CA2339982A1 Inhibition of corrosion in aqueous systems |
| 02/23/2000 | EP0980883A1 Modified polyaspartic acid, method for production thereof and use therefor |
| 02/22/2000 | US6027687 Sulfite based oxygen scavanger consists of potassium hydroxide, sodium hydroxide, potassium sorbate and sodium or potassium hydrogen sulfite or sulfite to minimize the oxygen and maintaing concentration of sulfate ions less than 500ppm. |
| 02/17/2000 | WO2000008236A1 Agent and method for machining metal and for cleaning metal or anticorrosion treatment |
| 02/17/2000 | WO2000008235A1 Use of di-tert-butylsulphide (tbds) and/or tert-butylmercaptan (tbm) as corrosion inhibitors in microbial corrosion of metals |
| 02/17/2000 | WO1999062898A3 Thiacrown ether compound |
| 02/17/2000 | DE19836544A1 Verwendung von Di-tert-Butylsulfid (TBDS) und/oder tert-Butylmercaptan (TBM) als Korrosionsinhibitoren der mikrobiellen Korrosion von Metallen Using di-tert-butyl sulfide (TBDS) and / or tert-butyl mercaptan (TBM) as corrosion inhibitors of microbial corrosion of metals |
| 02/17/2000 | CA2339573A1 Agent and method for machining metal and for cleaning metal or anticorrosion treatment |
| 02/17/2000 | CA2280124A1 Composition and method for inhibiting corrosion in acidizing hydrocarbon-producing formations |
| 02/15/2000 | US6024892 Anticorrosion and pH stable alkali metal halide solutions for air dehumidification |
| 02/15/2000 | US6024805 Metal hydride addition for reducing corrosion potential of structural steel |
| 02/15/2000 | CA2158125C High ph cerium compound colloidal dispersions and process for preparing the same |
| 02/10/2000 | DE19835328A1 Mittel und Verfahren für die Metallbearbeitung und für Metallreinigung oder Korrosionsschutz Means and methods for metalworking and metal cleaning and corrosion protection |
| 02/10/2000 | DE19834226C1 Dampfphasen-Korrosionsinhibitoren, Verfahren zu deren Herstellung und deren Verwendung Vapor phase corrosion inhibitors, processes for their preparation and their use |
| 02/09/2000 | EP0787225B1 Method for minimizing solvent degradation and corrosion in amine solvent treating systems |
| 02/09/2000 | CN1243833A Polyamine compounds containing phosphonic, sulfonic and carboxylic radicals and their preparing process |
| 02/03/2000 | WO2000005434A1 Method of inhibiting darkening, blackening or tarnishing of magnesium and magnesium alloys and compositions therefor |
| 02/03/2000 | WO2000005433A1 Method of inhibiting darkening, blackening or tarnishing of aluminium and aluminium alloys and compositions therefore |
| 02/02/2000 | EP0976851A1 Vapour phase corrosion inhibitors, their use and method of producing the same |
| 02/01/2000 | US6019942 Method of maintaining the corrosion resistance of a steel circulation system with a lead-containing coolant |
| 01/26/2000 | CN1242805A Method of preventing corrosion of metals using silanes |
| 01/26/2000 | CN1242359A Novel polyoxyethylene alkylphenol ether derivatives, process for preparing the same, and surface treating agent for metals containing the same |
| 01/25/2000 | US6017491 A mixture of cerous molybdate and at least one ammonium salt of phosphoric acid (ortho-, meta- or hypophosphoric acid); filling joints with a liquid polymer curing to a solid elastomer; ships; aircrafts; nontoxic; dissimilar metals |
| 01/25/2000 | US6017399 Exposing steam phase having one or more volatile amines to the surface of component laden with solid deposit which has an acidic site and a basic site to absorp inorganic cation and anion and selective sorption of volatile amines |
| 01/20/2000 | WO2000002974A1 Antifreeze concentrates and coolant compositions containing these concentrates for cooling circuits in internal combustion engines |
| 01/20/2000 | CA2336644A1 Antifreeze concentrates and coolant compositions containing these concentrates for cooling circuits in internal combustion engines |
| 01/18/2000 | CA2081727C Diphosphonates as corrosion inhibitors for antifreeze coolants and other functional fluids |
| 01/13/2000 | DE19830819A1 Gefrierschutzmittelkonzentrate und diese enthaltende Kühlmittelzusammensetzungen für Kühlkreisläufe in Verbrennungsmotoren Antifreeze concentrates and compositions containing them coolant for cooling circuits in internal combustion engines |
| 01/12/2000 | EP0971049A1 Methods of inhibiting corrosion using halo-benzotriazoles |
| 01/12/2000 | CN1240769A Compound treating agent for water treatment |
| 01/11/2000 | US6013200 Low toxicity corrosion inhibitor |
| 01/11/2000 | CA2102061C Injection of antifoulants into thermal cracking reactors |
| 01/06/2000 | WO2000000668A1 Inhibition of silica and silicate deposition |
| 01/06/2000 | CA2336247A1 Inhibition of silica and silicate deposition |
| 01/05/2000 | EP0968323A1 Sulphydryl acid and imidazoline salts as inhibitors of carbon corrosion of iron and ferrous metals |
| 01/04/2000 | US6011135 Triazine thiol derivative having a perfluoro group, method for producing same and use of same |
| 01/04/2000 | US6010639 Encapsulated core containing controlled release additive for water treatment systems in order to maintain an effective level of water treatment chemicals in the water treatment system; for diesel engine coolant systems |
| 01/04/2000 | US6010563 Anticorrosive pigment composition and coating compositions containing the same |
| 12/30/1999 | DE19827759A1 Verfahren zum Schutz metallischer Bauteile vor Korrosion in Trocknungsanlagen der Bauindustrie Procedures for the protection of metallic components from corrosion in the construction industry drying equipment |
| 12/29/1999 | WO1999067444A1 Corrosion prevention of metals using bis-functional polysulfur silanes |
| 12/29/1999 | WO1999067442A1 Process for the preliminary treatment of a metallic workpiece before coating |
| 12/29/1999 | WO1999067222A1 Methods of inhibiting corrosion using isomers of chloro-methylbenzotriazole |
| 12/29/1999 | EP0967300A1 Method for corrosion protection of metallic components in drying plants of the building industry. |
| 12/29/1999 | EP0966737A1 Corrosion protection of aluminum and aluminum alloys using emeraldine base polyaniline |
| 12/29/1999 | EP0966555A1 Inhibiting ferrous metal corrosion by aqueous ammoniate solutions |
| 12/29/1999 | CN1239908A Method of preventing corrosion of metal sheet using vinyl silanes |
| 12/29/1999 | CN1047785C Anti-fouling composition |
| 12/29/1999 | CA2335987A1 Process for the preliminary treatment of a metallic workpiece before coating |
| 12/23/1999 | WO1999066104A2 Method for inhibiting stains on aluminum product surfaces |
| 12/23/1999 | CA2336186A1 Method for inhibiting stains on aluminum product surfaces |
| 12/22/1999 | EP0965657A1 Corrosion inhibiting compositions |
| 12/21/1999 | US6004476 Absorption solutions for refrigerators and corrosion resistance |
| 12/21/1999 | US6004475 Absorption solutions for refrigerators and corrosion resistance |
| 12/21/1999 | CA2072881C Compositions and process for corrosion inhibition of ferrous metals |
| 12/15/1999 | EP0963244A1 Low-foam emulgator system and emulsion concentrate containing the same |
| 12/14/1999 | US6001156 Comprising stannous salt, hydrocarbyl substituted succinimide of polyethylene polyamine and solvent selected form water, ethanol, isopropanol, and propylene glycol; for inhibiting corrosion of corrodible metal |
| 12/09/1999 | WO1999062898A2 Thiacrown ether compound |
| 12/08/1999 | EP0962551A1 Thiacrown ether compound corrosion inhibitors for alkanolamine units. |
| 12/08/1999 | EP0815150B1 Copolymers of unsaturated dicarboxylic acids or their anhydrides and vinyl-terminated oligo-olefines and their reaction products with nucleophilic agents |
| 12/08/1999 | EP0698072B1 Process for metal cleaning |
| 12/08/1999 | CN1047156C Cleaning agent for cooling water system of vehicle |
| 12/07/1999 | US5997763 Corrosion inhibiting antifreeze compositions containing various carboxylic acids |
| 12/07/1999 | CA2174184C Absorption refrigeration system working fluid with corrosion inhibitor and method of manufacture |
| 12/02/1999 | WO1999061683A1 Corrosion inhibiting compositions and aqueous metal working compositions |
| 12/02/1999 | WO1999061681A1 An anticorrosion treatment |
| 12/02/1999 | WO1999061545A1 Diesel engine antifreeze composition |
| 12/02/1999 | WO1999061182A2 Layer system for protecting light metals and light metal alloys against corrosion |
| 12/02/1999 | DE19924687A1 Protecting light metals and their alloys from corrosion damage, especially for use in the vehicle construction industry |
| 12/01/1999 | EP0959990A2 Method of preventing corrosion of metal sheet using vinyl silanes |