Patents for C23F 13 - Inhibiting corrosion of metals by anodic or cathodic protection (3,652)
08/2005
08/31/2005CN1217031C Device with selected current level for active protection against corrosion of water heater or similar appliances
08/25/2005WO2005078158A2 Cathodic protection compounds
08/25/2005WO2005041227A3 Method of sorting carbon nanotubes
08/24/2005CN2719867Y Underground pipeline in-situ parameter collecting system
08/24/2005CN1215968C Micro-structure and method for protecting structures material in manufacturing period
08/23/2005US6932891 Wear indicator for sacrificial anode
08/18/2005WO2005075708A1 System and method for measuring electric current in a pipeline
08/18/2005US20050178673 Axial current meter for in-situ continuous monitoring of corrosion and cathodic protection current
08/18/2005CA2555092A1 System and method for measuring electric current in a pipeline
08/17/2005CN2717977Y Cathode protective reference electrode
08/17/2005CN1654711A Metal member coated by anode sheath
08/17/2005CN1215201C 电极组件 The electrode assembly
08/11/2005WO2005073531A1 Well cooler
08/11/2005DE10300388B4 Verfahren zum Schützen einer auf einer Oberfläche eines Substrats aufgebrachten, der Witterung ausgesetzten metallhaltigen Struktur gegen korrosive Angriffe und Verfahren zum Betreiben eines auf einer der Witterung zugewandten Oberfläche eines Substrats angeordneten Feuchtesensors A method of protecting a coating applied to a surface of a substrate exposed to the weather metal-containing structure against corrosive attacks and method of operating a facing on one of the weather surface of a substrate disposed humidity sensor
08/11/2005DE102004002840A1 Verfahren zum Herstellen eines dekorativen, festen Blechteils A process for producing a decorative, fixed sheet metal part
08/10/2005CN1653017A Method for the cathodic prevention of corrosion of reinforcement corrosion on damp and wet marine structures
08/10/2005CN1214132C Device for protection of metal tanks against corrosion, in particular boilers
08/04/2005US20050168208 System and method for measuring electric current in a pipeline
08/04/2005US20050166540 Electrode structure for protection of structural bodies
08/03/2005EP1558788A1 Heat exchanger, heat exchanger tube member, heat exchanger fin member and process for fabricating the heat exchanger
08/03/2005CN2714583Y T-shape high silicon cast iron auxiliary anode
08/03/2005CN1649795A Water treatment system and water heater with cathodic protection and method
08/02/2005US6922886 APT-1 (anode placement tool-model 1)
07/2005
07/27/2005EP1557260A2 Method of manufacturing a decorative high resistant embossed sheet part
07/27/2005EP1556447A1 Method for applying a coating that acts as an electrolytic barrier and cathodic corrosion prevention system
07/27/2005CN1212429C Extruding method for making sacrificial anode rod
07/27/2005CN1212428C Iron and steel equipment anti corrosion protection method in molten steel spraying area
07/27/2005CN1212427C Constant-voltage anode protection and method for concentrated sulfuric acid conveying pipe
07/26/2005US6921684 Method of sorting carbon nanotubes including protecting metallic nanotubes and removing the semiconducting nanotubes
07/14/2005US20050151546 Electrically-based fluid corrosion/erosion protection apparatus and associated methods
07/14/2005US20050150279 Pressure-based fluid corrosion/erosion protection apparatus and associated methods
07/13/2005EP1552041A2 Coatings for the inhibition of undesirable oxidation in an electrochemical cell
07/08/2005CA2487684A1 Pressure-based fluid corrosion/erosion protection apparatus and associated methods
07/08/2005CA2485009A1 Electrically-based fluid corrosion/erosion protection apparatus and associated methods
07/07/2005DE10357396A1 Unit producing current for cathodic corrosion protection, e.g. for large systems such as pipelines, applies thyristor control to transformer primary supply
07/06/2005CN2707834Y Cathode protection device for marine steel pile
07/06/2005CN2707776Y Anti-theft sacrificial anode used for above grade pipe line
06/2005
06/22/2005CN2705469Y Pulse current cathode protector for oil-water-gas well socket pipe
06/22/2005CN1207444C Method for improving corrosion resistance of reinforced concrete
06/22/2005CN1207443C Cathodic protection methods and apparatus
06/15/2005CN1206389C Spiral plate type cooler for anode protection
06/08/2005CN1624200A Application of conductive polyaniline in anode protection technology
06/07/2005CA2158558C Method and apparatus for preventing corrosion of metal structures
06/02/2005DE10351275A1 Wasserbehandlungsvorrichtung Water treatment device
06/01/2005CN1204295C Corrosion protected treatment device
05/2005
05/26/2005WO2005047571A2 Method for forming cement or concrete by electrolysis
05/26/2005WO2004101851A3 Wear indicator for sacrificial anode
05/26/2005US20050109635 Semiconductive corrosion and fouling control apparatus, system, and method
05/25/2005EP1532296A2 Electrochemical scale inhibition
05/25/2005EP1263683B1 Electrode assembly
05/24/2005US6896791 Method of treating corrosion in reinforced concrete structures by providing a uniform surface potential
05/19/2005WO2005044928A1 Cathodic protection coatings containing carbonaceous conductive media
05/19/2005US20050106846 Method of sorting carbon nanotubes including protecting metallic nanotubes and removing the semiconducting nanotubes
05/18/2005EP1530653A2 Electrode structure for protection of structural bodies
05/18/2005EP0950127B1 Advanced galvanic corrosion protection
05/12/2005WO2005042803A1 Water treatment device
05/10/2005US6890420 Protective coatings; polyeric coating and electronic filter for filtering noise
05/06/2005WO2005041227A2 Method of sorting carbon nanotubes
05/05/2005US20050095469 Method for inerting the anodes of fuel cells
05/04/2005DE10154803B4 Vorrichtung zur Steuerung von kathodischen Korrosionsschutzanlagen Device for controlling cathodic protection systems
05/04/2005CN1611911A Erosion-proofing device for air conditioner heat exchanger
05/04/2005CN1611848A Corrosion-proofing structure for air conditioner
05/03/2005CA2350059C Cathodic protection
04/2005
04/27/2005CN2695451Y Auxiliary anode device used for electronic anticorrosion
04/26/2005US6884092 Electrode for use in an electrochemical treatment process
04/26/2005CA2098333C Cathodic protection and leak detection process and apparatus
04/21/2005WO2005035831A1 Cathodic protection of steel within a covering material
04/21/2005US20050084383 Propeller spinner for a marine propeller
04/19/2005US6881306 Combination electrode for electrochemical restoration of corrosion-damaged reinforced concrete and method of controlling same
04/14/2005US20050077191 Cathodic protection of steel within a covering material
04/13/2005CN2692163Y Buried sacrificial anode metal anti corrosion device
04/07/2005WO2004081543A3 Method of testing a cryogenic storage vessel with cathodic protection
04/06/2005CN2690418Y Sleeve bracelet anode single ring clamp
04/06/2005CN1195897C Connector for use in cathodic protection and method of use
04/06/2005CN1195591C Method and system for preventing conductive structure from being corrosion
04/05/2005US6875336 Process and apparatus for preventing oxidation of metal
04/05/2005US6874214 Anti-corrosion coating applied during shot peening process
03/2005
03/30/2005EP1517833A1 A propeller spinner for a marine propeller
03/24/2005WO2003050325A3 Electrode structure for protection of structural bodies
03/23/2005CN2687139Y Pipeline dismountable antitheft anode
03/22/2005US6871014 On-premise water heating and water treatment in post-mix beverage dispenser
03/17/2005WO2002016670A3 Offshore cathodic protection anode system
03/16/2005EP0985639B1 Electrochemical antifouling device comprising underwater structure and method of producing underwater structure used for the device
03/16/2005CN2685352Y Underground pipeline anticorrosion anode antitheft clamp
03/16/2005CN2685351Y Sleeve bracelet anode two-piece set conic clamp
03/15/2005US6866770 Protective ground mat for induced potentials and method therefor
03/09/2005CN1590587A Method of protecting corrosion proof pipeline joint internal wall using sacrificing anode
03/03/2005US20050044989 Method to prevent rusting and general oxidation for metals and nonmetals
03/02/2005EP1509637A1 A protecting device for metal structures
03/02/2005CN1587440A Ship pipe line sleeve type electric coupling insulation method
02/2005
02/17/2005WO2005015024A1 Galvanic corrosion protection apparatus for a pump
02/16/2005CN1580386A Anticorrosive fire-proof cable rope
02/15/2005US6855199 Graphite dispersed in a curable inorganic silicate binder, a dispersing agent and a gelling agent which reacts with said silicate binder to cause gelation thereof in pores of said concrete.
02/09/2005EP1503958A1 Water treatment system and water heater with cathodic protection and method
02/03/2005DE202004017834U1 Corrosion protection system for hot water storage tank, includes switch closing on failure of imposed current anode, to connect separate magnesium anode to earth
02/02/2005EP1503264A1 Performance-based control system
02/01/2005US6849344 Having integral incorporation of a platinum group metal or alloy thereof directly or indirectly attached to a minor surface portion of article
01/2005
01/20/2005WO2005005907A1 Aluminum heat exchanger
01/20/2005WO2004100307A3 Anticorrosive protection system for antenna glass, and corresponding antenna glass
01/20/2005WO2004038071A3 Coatings for the inhibition of undesirable oxidation in an electrochemical cell
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