Patents for C23F 15 - Other methods of preventing corrosion or incrustation (1,417)
05/2001
05/02/2001CN2428401Y Atacamite reaction pot for preventing sea pipeline from blocking
04/2001
04/19/2001WO2001026768A2 Electrostatic enhancement for membrane-separation systems
04/17/2001US6218442 Foamable composition comprising one or more thermosettable synthetic resins, one or more curatives, one or more blowing agents, and one or more organometallate compounds selected from organic titanates and organic zirconates
04/17/2001US6218027 Steel material excellent in corrosion resistance and fabric using the same
04/11/2001EP0946806B1 Household appliance and cassette with disincrustant means, and disincrustant method in a household appliance
04/03/2001US6210806 Martensitic stainless steel having oxide scale layers
04/03/2001US6209816 Mechanical assembly with incompatible metallic materials
03/2001
03/28/2001CN1063808C Knitting parts of knitting machine
03/27/2001US6206982 Process and solution for providing a conversion coating on a metal surface
03/01/2001WO2001000903A3 Arrangement for decreasing galvanic corrosion between metal components
01/2001
01/31/2001CN1282385A Corrosion protected treatment device
01/16/2001CA2049829C Method of improving the corrosion resistance of carbonitrided components made of ferrous materials
01/10/2001EP1066354A1 Process of surface treatment for faces that become contaminated in a paper or board machine
01/04/2001WO2001000903A2 Arrangement for decreasing galvanic corrosion between metal components
12/2000
12/13/2000EP1059482A1 Method and device for supplying a corrosive gas to a distribution line
12/12/2000CA2129162C Process for improving wear and corrosion resistance in ferrous metal pieces
11/2000
11/29/2000EP1054721A1 Method for preserving silver-plated objects and filtering device for carrying out said method
11/22/2000EP0942957A4 Essential oil and methods of use
11/21/2000US6150040 Made of austenitic stainless steel and having a surface which contacts pure steam, said surface not having been subjected to mechanical surface polishing and being passivated to form a passivation film of high chromium content; nondiscoloring
11/07/2000US6143428 Surface coating made of an alloy
11/02/2000EP1047810A1 Corrosion protected treatment device
11/01/2000CN1058061C Salt bath composition based on alkali nitrates for oxidizing ferrous metal to improve its corrosion resistance
10/2000
10/17/2000US6131657 Method for preventing or inhibiting metal deposition
10/11/2000CN1269384A High-temperature metal-insulating film
10/10/2000US6130107 Corrosion protection in the fabrication of optoelectronic assemblies
10/10/2000CA2213065C Method of protecting aluminum skins of land vehicles from corrosion
09/2000
09/05/2000CA2141710C Alkaline nitrates bath salts composition used for oxidizing ferrous metal and thus improving its resistance to corrosion
08/2000
08/30/2000CN1264755A High rust-proof steel and structural body using same
08/15/2000US6103784 Corrosion resistant structural foam
08/15/2000US6103241 Extracted from a scrub of the genus and species kunzea ambigua. reducing pain, controlling bruising and aiding in a healing of skin
08/09/2000EP1025053A1 Performance-based control system
08/08/2000US6099922 Thermally insulated metal surface protected against metal dusting corrosion
07/2000
07/26/2000EP1022357A1 Surface treatment process for stainless steels
07/26/2000CN1054891C Method of improving the wear and corrosion resistance of ferrous metal parts
07/06/2000DE19853772C1 Verfahren zum Schweißen von mit Korrosionsschutzschichten versehenen Stahlbauteilen A method of welding provided with corrosion protection layers steel components
06/2000
06/28/2000CN1257841A Corrosion-retarding scale inhibitor for boiler
05/2000
05/02/2000US6055835 Method and system for suppressing formation of scale in hot finishing mill system
04/2000
04/25/2000US6053998 Method of manufacturing rust-preventing cover
04/25/2000US6053396 Scale formation-inhibitory agents used in welding treatments and method for inhibiting formation of a scale in a welding treatment of metal parts
04/13/2000WO2000020532A1 Metal compounds as accelerators for petroleum acid esterification
04/13/2000CA2345467A1 Metal compounds as accelerators for petroleum acid esterification
03/2000
03/28/2000US6042713 Method for removing metal contaminants
03/09/2000WO2000012595A1 Storage-stable compositions useful for the production of structural foams
03/09/2000WO2000012571A1 Corrosion resistant structural foam
03/09/2000CA2339755A1 Storage-stable compositions useful for the production of structural foams
03/02/2000DE19839722A1 Prevention of contact corrosion between components made of steel and a magnesium alloy involves covering the steel component partially with an aluminum layer applied by galvanization
02/2000
02/10/2000DE19835411A1 Deposition of lime on pipes lined with cement mortar for carrying water or systems containing water involves treating water with (hydrogen) carbonate and carbon dioxide
02/09/2000EP0978574A1 Compositions of cationic surfactants and their use as antifouling agents for induced draft fans (IDF)
02/04/2000CA2279553A1 Cationic surfactants as antifouling agents for induced draft fans (idf)
02/01/2000US6019943 Diffusion barriers for preventing high temperature hydrogen attack
12/1999
12/15/1999EP0963461A1 Anti-corrosion coating for magnesium materials
12/01/1999EP0801599B1 Heat exchanger and method for the manufacturing thereof
11/1999
11/03/1999CN1234064A Essential oil and methods of use
10/1999
10/20/1999EP0950128A1 Prevention of marine encrustation on bronze propellers
10/20/1999CN1045725C Method and apparatus for treatment of circulating cooling water in air conditioning system
10/06/1999EP0946806A1 Household appliance and cassette with disincrustant means, and disincrustant method in a household appliance
09/1999
09/28/1999US5958335 Supplying ammonia to exhaust gas dry-type dust collecter to remove sulfur trioxide as ammonium sulfate (nh4/2so4) dust; measuring conditions, adding dust to adjust the ion balance of chlorine with sulfate ions as needed, to protect steel
09/22/1999EP0942957A1 Essential oil and methods of use
09/22/1999EP0820496A4 Methods for using styrene oil (as heat transfer fluid, hydraulic fluid, lubricant)
09/15/1999CN2338350Y Electrolysis bath preventing sea livings from being attached onto it
09/14/1999US5952055 Applying protective cathodic coating containing non-corroding metal and electrochemically active material onto surface of concrete
09/10/1999WO1999045076A1 Process of surface treatment for faces that become contaminated in a paper or board machine
09/07/1999US5948357 Heat resistant paper interleaver for sheet metal
09/07/1999US5948238 Metal compounds as accelerators for petroleum acid esterification
09/01/1999CN1227277A Method for anticorrosive treatment of waste plastics treating equipment
08/1999
08/25/1999EP0937782A2 Martensitic stainless steel having oxide scale layers and method of manufacturing the same
08/11/1999EP0935014A1 Method for the anticorrosive treatment of waste plastics treating equipment
07/1999
07/22/1999WO1999036161A1 Method for preserving silver-plated objects and filtering device for carrying out said method
07/21/1999CN1223286A Surface corrosion-resistant and water-proof treating process and surface treating agent
07/08/1999WO1999034032A1 Corrosion protected treatment device
06/1999
06/29/1999US5915918 Method for reducing internal hot corrosion in gas turbine engine components
06/23/1999EP0924318A1 Mechanical assembly with incompatible metallic materials
06/16/1999CN1219607A Corrosion resistance of high temperature alloys
06/16/1999CN1219350A Mechanical assembly with incompatible metallic materials
06/09/1999EP0920927A2 Method and system for suppressing formation of scale in hot finishing mill system
06/09/1999CN1218723A Method and apparatus for suppressing formation of skin oxide in heat finishing rolling system
05/1999
05/12/1999DE19749078A1 Arrangement for preventing contact corrosion between steel and magnesium
05/04/1999US5901071 Method of evaluating corrosion resistance of metal material, method of designing alloy of high corrosion resistance, method of diagnosing corroded state of metal material, and method of operating plant
04/1999
04/21/1999CN1214376A Method for preventing contamination by lead from metallic piping devices
03/1999
03/31/1999EP0905281A1 Process for improving the oxydation and corrosion resistance of a superalloy part and superalloy part obtained
03/24/1999EP0903424A1 Corrosion resistance of high temperarture alloys
03/17/1999EP0902456A2 Corrosion-resistant system and method for a plasma etching apparatus
03/11/1999WO1999011578A1 Performance-based control system
03/09/1999US5879817 Reinforced concrete structure
03/03/1999EP0899781A2 Corrosion protection in the fabrication of optoelectronic assemblies
02/1999
02/16/1999US5871839 Galvanic degradation under salt spray or salt water conditions in hybrid structures containing a corrosible metal and a conductive fiber reinforced polymer matrix composite is reduced through the addition to the polymer matrix of the
01/1999
01/20/1999EP0892084A1 Method for preventing contamination by lead from metallic piping devices
01/05/1999US5855791 Performance-based control system
12/1998
12/23/1998CN1041333C Method for preventing corrosion of pipeline with incrustation
11/1998
11/18/1998EP0878662A2 Pure steam-related apparatus protected from fouling and method of manufacturing the same
10/1998
10/28/1998EP0874067A2 Apparatus and method for removing metal or mineral contaminants, especially for oil drilling equipments
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
10/07/1998EP0869201A2 Method for preventing metal deposition and an oil or gas well with electrically contacting means
10/07/1998EP0868542A1 Diffusion barriers for preventing high temperature hydrogen attack
09/1998
09/29/1998US5814221 Solution treatment device
09/23/1998EP0866148A1 Method for inhibiting corrosion in water systems
09/16/1998CN1193087A Method for producing heat-resistant and etching-resistant alloy composite steel pipe
09/09/1998CN1039701C Method and solid material body for purifying fluids such as water, aqueous fluids and liquid fuels
09/08/1998US5805653 Noble metal doping or coating of crack interior for stress corrosion cracking protection of metals
09/01/1998US5799626 Methods for using styrene oil (as heat transfer fluid, hydraulic fluid, lubricant)
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