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)
03/1990
03/06/1990USH751 Method of inhibiting acid corrosion of ferrous metals
03/06/1990US4906383 Novel amine-containing copolymers and their use
03/06/1990US4906327 Method and composition for refinement of metal surfaces
02/1990
02/27/1990US4904815 Phenols and their production
02/27/1990US4904413 Water-soluble phosphonate blend with terpolymer of acrylic acids and t-butyl acrylamide
02/22/1990WO1990001478A1 Synergistic corrosion inhibitors based on substituted pyridinium compounds
02/21/1990EP0354924A1 Corrosion prevention for braces.
02/20/1990US4902443 Dicarboxylic acid mono-(2-hydroxydodecyl)-esters, their salts and their use as corrosion inhibitors in aqueous systems
02/14/1990EP0354871A2 Corrosion inhibition
02/14/1990CN1039612A Method for preparing organic rust preventing lubricant
02/13/1990US4900853 Salts and resinoids of 1:4 organoarsonate molybdenum polyoxoanions and process of making
02/13/1990US4900458 Polyalkylenepolyamines as corrosion inhibitors
02/13/1990US4900358 Water soluble corrosion inhibiting compositions and protective coatings prepared therefrom
02/06/1990US4898687 Corrosion inhibitor
02/06/1990US4898686 Zinc stabilization with modified acrylamide based polymers and corrosion inhibition derived therefrom
02/06/1990US4898684 Novel amine-containing copolymers and their use
02/06/1990US4898682 Corrosion inhibited synthetic lubricants
01/1990
01/31/1990EP0352855A2 Inhibitors of corrosion in high-strength and medium-strength steels
01/25/1990WO1990000635A1 Product capable of inhibiting the corrosion of the reinforcements present in concrete or cement mortar and related process
01/24/1990EP0351477A1 A reaction typed deodorant composition having a corrosion-inhibiting activity
01/24/1990CN1038990A Filled metal cans
01/23/1990US4895916 Substituted allyloxyalkylenes, antiscaling, antideposit, corrosion resistance
01/23/1990US4895703 Oxygen scavengers, hydroquinone
01/23/1990US4895702 Forming films on metal tools and equipment used in drilling and servicing of gas and oil wells; high and low temperature and pressure resistant
01/23/1990US4895664 Water treatment polymers and methods of use thereof
01/23/1990US4895663 Water treatment polymers and methods of use thereof
01/23/1990CA1264541A1 Dicyclopentadiene dicarboxylic acid salts as corrosion inhibitors
01/23/1990CA1264540A1 Naphthalene dicarboxylic acid salts as corrosion inhibitors
01/23/1990CA1264538A1 Composition and process for treatment of ferrous substrates
01/17/1990EP0351099A1 Corrosion control composition and method for boiler/condensate aqueous systems
01/10/1990EP0349893A1 Corrosion-inhibitor for aqueous liquids used in cooling systems, espcially for internal-combustion engines
12/1989
12/27/1989CN1038312A Composite molybdate as high-efficiency inhibitor of corrosion and dirty
12/21/1989DE3820162A1 Method for avoiding corrosion of metallic materials in aqueous media
12/20/1989EP0347107A1 Filled metal cans
12/19/1989US4888132 Alkali metal soap of a hydroxy aryl fatty acid
12/14/1989EP0220232A4 Silane compositions.
12/14/1989EP0217926A4 Silane compositions.
12/13/1989EP0346139A2 Corrosion control
12/13/1989EP0346138A1 Corrosion inhibition
12/12/1989US4886617 Antideposit, antiscaling agents
12/05/1989USRE33124 Oil-soluble sulfur- or chlorosulfur-containing additive in stable aqueous dispersion with polymeric thickener; extreme pressure lubricants
12/05/1989US4885425 Alkylation
12/05/1989US4885141 Container covers of water soluble glasses give sustained release of chemicals; for radiators, hot water systems
12/05/1989US4885136 Adding mixture of inorganic phosphoric acids, hydroxy- or amino-carboxylic acids, ion-releasing compounds of tin, manganese or nickel
11/1989
11/29/1989EP0343712A1 Method for inhibiting corrosion of caustic evaporators via use of catalized hydroquinone
11/21/1989US4881975 Products for treating surfaces
11/15/1989EP0341536A1 Mixtures of alkenylsuccinic acids, arylsulfonylanthranilic acids and alkanol amines and their use as corrosion inhibitors in aqueous systems
11/14/1989US4880907 Corrosion resistance
11/14/1989EP0326594A4 Aqueous boron-containing compositions.
11/08/1989EP0340753A2 Surface treating agent
11/08/1989EP0340498A1 Water-dispersible compositions having a detergent or protective action on steel sheets and a process for their preparation
11/02/1989EP0339716A1 Method and compositions for controlling corrosion in low and high hardness water
10/1989
10/31/1989US4877578 Reaction product of alkylenepolyamine and formaldehyde
10/31/1989US4877552 Corrosion inhibitor
10/31/1989US4877541 Corrosion inhibitor
10/31/1989US4877535 Iron dispersant for boiler water
10/25/1989EP0338635A1 Method for controlling corrosion using molybdate compositions
10/25/1989EP0338531A2 Fluorine-containing phosphate ester, its preparation and rust preventive comprising the same
10/24/1989US4876116 Metal conductors with improved solderability
10/17/1989US4874579 Acylated 3-amino-1,2,4-triazoles as corrosion inhibitors for non-ferrous metals
10/17/1989US4874541 Mixture of glucoheptonate, sulfite, polyhydroxy acid, diethylethanolamine and polymer
10/17/1989CA1262305A1 Product and method for deoxygenation of water
10/12/1989DE3909075A1 Novel polymers
10/11/1989EP0336467A1 Water soluble corrosion inhibiting compositions and protective coatings prepared therefrom
10/11/1989EP0224580B1 Utilization of 3-amino-5-(w-hydroxyalkyl)-1,2,4-triazoles as corrosion inhibitors for non-ferrous heavy metals in aqueous systems
10/10/1989US4873139 Corrosion resistant silver and copper surfaces
10/10/1989US4873011 Antifreeze corrosion inhibitor composition for aluminum engines and radiators
10/10/1989US4872996 Anti fouling,-deposit, and -scaling agents; cooling systems
10/10/1989US4872995 Method for calcium oxalate scale control
10/05/1989WO1989009273A1 Methods and compositions incorporating autoimmune antigenic epitopes
10/04/1989EP0335685A2 Salts of 1-methyl-3,5,7-triaza-1-azoniatricyclodecane and their use in the control of microorganisms
10/04/1989EP0335684A2 Salts of 1-methyl-3,5,7-triaza-1-azoniatricyclodecane and their use in the control of microorganisms and inhibition of corrosion
10/04/1989EP0335429A2 Amine dinonylnaphthalene sulfonates with corrosion inhibiting properties
10/04/1989CN1036047A Dewatering type water film replaceable antirust oil
10/03/1989US4871848 Oil, gas wells corrosion inhibitors
09/1989
09/27/1989EP0334492A1 Process for treating metal surfaces
09/26/1989US4869845 Water treatment compositions
09/26/1989US4869841 Process for the treatment of aqueous fluids to reduce corrosion comprising dicarboxylic aliphatic acid salt and polyol
09/26/1989US4869827 Aminoalkylenephosphonic acid, manganese compound, water soluble polymer
09/26/1989US4869753 Method for repairing the near-surface layers of buildings reinforced with constructional steel
09/26/1989CA1261716A1 Passivation of lead surfaces
09/26/1989CA1261612A1 Hydrophobizer and pseudo oil-containing antifreeze
09/26/1989CA1261610A1 Aroylcarboxylic acid corrosion inhibitors
09/26/1989CA1261136A1 Corrosion inhibiting quenchant compositions
09/26/1989CA1260693A1 Corrosion inhibiting coating composition
09/21/1989WO1989008803A1 Process and device for operating a gas turbine with introduction of additives
09/21/1989WO1989008728A1 Metallic surface protection
09/20/1989EP0332897A2 Reaction products from boric acid and alkanoletheramines and their use as anticorrosion agent
09/19/1989US4868263 Novel amine-containing copolymers and their use
09/19/1989US4867945 Method of inhibiting the corrosion of copper and copper alloys
09/19/1989US4867944 Compounds of zinc, molybdenum and phosphates
09/19/1989US4867888 Corrosion inhibiting system containing alkoxylated alkylphenol amines
09/19/1989US4867791 Process for subsurface reconstruction of buildings reinforced with constructional steel
09/19/1989CA1259630A1 Alkanolamine salts of alkenyl succinic acid dialkyl semiamide corrosion inhibitors
09/19/1989CA1259481A1 Process and composition for inhibiting iron and steel corrosion
09/19/1989CA1259479A1 Method and composition for acidizing subterranean formations
09/19/1989CA1259478A1 Method and composition for protecting metal surfaces from oxidative environments
09/12/1989US4865647 Substituted cyclic anhydride and hydroxyoxime; corrosion resistance
09/12/1989CA1259185A1 Corrosion inhibiting system containing alkoxylated amines
09/12/1989CA1259184A1 Corrosion inhibiting coating compositions
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