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)
12/1998
12/29/1998US5854145 Corrosion inhibitor solution applicator
12/29/1998US5853797 Method of providing corrosion protection
12/29/1998US5853620 Compositions and compounds to minimize hydrogen charging and hydrogen induced cracking of steels
12/29/1998US5853619 Low toxic corrosion inhibitor
12/29/1998US5853462 Corrosion protection of metals using aromatic amine compound(s)
12/29/1998US5853048 Control of fine particulate flowback in subterranean wells
12/23/1998CN1041332C Method for inhibiting metal corrosion by use of iron salts
12/22/1998US5851419 Metal corrosion inhibitive coolant composition containing alkenylsuccinic acid or alkali metal salt thereof
12/15/1998US5849220 Corrosion inhibitor
12/09/1998CN1201056A Anticorrosive paint composition and anticorrosion treatment method
12/09/1998CN1041099C Acid catalyzed process for preparing amino acid polymers
12/02/1998EP0881356A2 Preparation of aromatic amines and their use as metal corrosion inhibitors
12/02/1998EP0880566A1 Use of quaternized imidazoles as nonferrous metal corrosion inhibitors and antifreeze concentrates and coolant compositions containing said corrosion inhibitors
12/02/1998CN1200357A 4-alkyl semicarbazides as oxygen scavengers
12/02/1998CN1041002C Corrosion inhibitor for coolant of industrial water for internal combustion locomotives
12/01/1998US5843373 Corrosion inhibitor for alkanolamine units
12/01/1998US5843299 Corrosion inhibitor for alkanolamine units
11/1998
11/26/1998WO1998053119A1 Use of polymers containing asparaginic acid in combination with hydroxycarboxylic acids or polycarboxylic acids for inhibiting corrosion in cooling circuits
11/26/1998DE19721346A1 Verwendung von Asparaginsäure-haltigen Polymeren zusammen mit Hydroxycarbonsäuren zur Korrosionsinhibierung in Kühlkreisläufen Use of aspartic acid-containing polymer together with hydroxycarboxylic acids for inhibiting corrosion in cooling circuits
11/25/1998EP0879935A2 Method of controlling fine particulate flowback in subterranean wells
11/25/1998EP0846193A4 Corrosion inhibition by ethoxylated fatty amine salts of maleated unsaturated acids
11/24/1998US5840207 Adding a liquid modified diethanolamide which is a reaction product of diethanolcocamide and phthalic anhydride
11/19/1998WO1998051902A1 Low toxicity corrosion inhibitor
11/19/1998WO1998051841A1 Lithium and vanadium containing sealing composition and process therewith
11/19/1998WO1998051512A1 Wetting agent for offset printing
11/19/1998DE19719936A1 Feuchtmittel für den Offsetdruck Dampening solution for offset printing
11/19/1998CA2290495A1 Lithium and vanadium containing sealing composition and process therewith
11/19/1998CA2289539A1 Low toxicity corrosion inhibitor
11/18/1998EP0878607A2 Quaternary ammonium compounds useful for inhibiting metal corrosion
11/18/1998EP0878606A2 Reducing metal corrosivity of organic acids
11/18/1998EP0878605A2 Use of corrosion inhibited organic acid compositions
11/18/1998EP0878564A1 Corrosion inhibitor solution applicator
11/18/1998EP0878519A1 Anticorrosive coating composition and anticorrosion treatment method
11/14/1998CA2237451A1 Corrosion inhibitor solution applicator
11/11/1998EP0876450A1 Use of alkali and/or triethanolamine salts of the alkanoyl amido carboxylic acids in metal working
11/11/1998EP0876441A1 Deicing composition and method
11/04/1998EP0875604A1 Substituted semicarbazides as oxygen scavengers
11/04/1998EP0594806B1 Composition and method for scavenging oxygen
11/03/1998US5830383 Method for inhibition of oxygen corrosion in aqueous systems by the use of a tannin activated oxygen scavenger
11/03/1998CA2091144C Reaction product of nitrogen bases and phosphate esters as corrosion inhibitors
10/1998
10/29/1998DE19717517A1 Long term dosing unit
10/28/1998CN1040463C Purification process for urea synthetizing with metal surfaces and its treatment equipment
10/21/1998EP0872576A1 Amphoglycinates as corrosion inhibitors for ferrous and non-ferrous metals
10/17/1998CA2234863A1 4-alkyl semicarbazides oxygen scavengers
10/15/1998DE19739361C1 Zinc introduction into nuclear reactor primary water system
10/13/1998US5820763 Passing portion of water through anion exchanger containing bicarbonate anions, passing remainer through anion exchanger containing hydroxide ions, adding chlorine-containing slime controlling agent
10/07/1998EP0869258A1 Method and composition for acidizing subterranean formations utilizing corrosion inhibitor intensifiers
10/06/1998US5818893 In-situ palladium doping or coating of stainless steel surfaces
09/1998
09/29/1998US5814247 Aqueous solution for the cold-working treatment of steel sheet
09/29/1998CA2068761C Method for use of preflux, printed wiring board, and method for production thereof
09/29/1998CA2067313C Corrosion inhibition in highly acidic environments
09/29/1998CA2016246C Preventing crevice corrosion of titanium surfaces
09/24/1998WO1998041673A1 Sulphydryl acid and imidazoline salts as inhibitors of carbon corrosion of iron and ferrous metals
09/23/1998EP0866148A1 Method for inhibiting corrosion in water systems
09/23/1998EP0865474A1 Neoacid corrosion inhibitors
09/23/1998CN1194020A Low lead release plumbing components made of copper basedalloys containing lead, and method for obtaining the same
09/23/1998CN1193609A Agent and method for cleaning pre-membrane of circulation system at hot status
09/22/1998US5811026 Maintaining the hydroxyl ion concentration of the working fluid within a selected range under anaerobic conditions by introducing a strong base
09/22/1998US5811025 Corrosion inhibiting coolant compositions
09/17/1998WO1998040881A1 Corrosion protection of aluminum and aluminum alloys using emeraldine base polyaniline
09/17/1998CA2283926A1 Corrosion protection of aluminum and aluminum alloys using emeraldine base polyaniline
09/16/1998EP0864629A1 Antofreeze/coolant composition
09/16/1998EP0864628A1 Antifreeze/coolant composition
09/16/1998EP0864627A1 Antifreeze/coolant composition
09/16/1998EP0863960A1 Antifreeze agent
09/16/1998EP0613451B1 Zinc borate
09/15/1998US5806337 Absorption refrigerator and production method thereof
09/11/1998WO1998030735A3 Method of preventing corrosion of metals using silanes
09/09/1998EP0736084B1 Enzyme preparation containing a corrosion protecting agent for silver
09/08/1998US5805653 Noble metal doping or coating of crack interior for stress corrosion cracking protection of metals
09/08/1998US5802714 Forming a protective film of copper chloride on atleast one portion of exposed copper film, soft-etching with a solution selected from sodium/potassium/lithium/rhodium or cesium chloride
09/08/1998CA2104519C Corrosion inhibitor system for an intermediate heat transfer medium
09/02/1998EP0861925A1 Corrosion inhibiting composite material
09/02/1998EP0861846A2 Novel phosphino derivatives
08/1998
08/26/1998EP0860517A1 Method and composition for corrosion inhibiting water carrying metal systems
08/26/1998CN1191234A Non-toxic corrosion inhibitive polymers compositions and method therefor
08/26/1998CN1191233A Non-toxic corrosion inhibitive polymers composition and method therefor
08/18/1998US5795851 Process for treating metals using anti-corrosion agents and corrosion inhibitors containing lactobionic acid amides
08/18/1998US5795409 Mixture of a (benz)imidazole compound, chelate compound and iron
08/18/1998US5795372 Carboxylic acid, aromatic hydroxy compound
08/13/1998WO1998035072A1 Polymethylenepolyamine dipropionamides as environmentally safe inhibitors of the carbon corrosion of iron
08/12/1998EP0857514A2 Method of preventing corrosion in a water system
08/11/1998US5792420 Metal corrosion inhibitor for use in aqueous acid solutions
08/11/1998US5792333 Subjecting at least one side of foil to electroplating using an alternating current, wherein a sulfuric acid bath or a sulfuric acid/copper sulfate bath is used as electrolyte
08/06/1998WO1998033953A1 Corrosion inhibition through the use of a quaternary pyridine salt-hydrocarbon combination
08/06/1998WO1998019798A3 Method of preventing corrosion of metal sheet using vinyl silanes
08/05/1998CN1189849A Aminosilane salts and silanamides of carboxylic acids as corrosion inhibitors
08/04/1998US5788857 Hydroxyimino alkylene phosphonic acids for corrosion and scale inhibition in aqueous systems
08/03/1998CA2196650A1 Corrosion inhibition through the use of a quaternary pyridine salt-hydrocarbon combination
07/1998
07/30/1998WO1998032897A1 METHOD OF PRODUCING LOW VOLATILITY AMINES FOR POWER PLANT pH CONTROL BY IN-SITU HYDROLYTIC DECOMPOSITION OF A MORE VOLATILE AMINE WITH A RING STRUCTURE
07/30/1998WO1998032574A1 Steel blade protective solution
07/30/1998WO1998032527A1 Low-foam emulgator system and emulsion concentrate containing the same
07/30/1998DE19703083A1 Schaumarmes Emulgatorsystem und dieses enthaltendes Emulsionskonzentrat Low foaming and emulsifying system containing this emulsion concentrate
07/28/1998US5785896 Contacting surface with mixture containing a polyamino acid or polysuccinimide and a benzotriazole corrosion inhibitor
07/28/1998US5785895 Biodegradable corrosion inhibitors of low toxicity
07/23/1998WO1998031851A1 Inhibiting ferrous metal corrosion by aqueous ammoniate solutions
07/22/1998EP0794847B1 Process for bonding wires to oxidation-sensitive metal substrates which can be soldered
07/22/1998CN1188589A Organic-metallic composite coating for copper surface protection
07/22/1998CN1188081A Silicate coating inhibition and scale preventing agent
07/21/1998US5783545 Transition metal or cerium salt coated on enzyme core, dishwasher detergents
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