Patents for C23F 13 - Inhibiting corrosion of metals by anodic or cathodic protection (3,652)
04/2006
04/12/2006EP1645830A1 Aluminum heat exchanger
04/12/2006CN2771221Y Stainless steel plate type heat exchanger anticorrosive device
04/06/2006US20060070871 Cathodic protection system for underground storage tank
03/2006
03/30/2006US20060065551 Corrosion tester
03/30/2006US20060065550 Marine anode with current tester
03/29/2006EP1640478A2 Water storage device having a powered anode
03/29/2006CN1752292A Changeable deep well anode land bed and construction method
03/29/2006CN1247817C Method of protecting corrosion proof pipeline joint internal wall using sacrificing anode
03/22/2006CN1749433A Electrochemical earthing body
03/22/2006CN1246499C Cathodic protection of steel in reinforced concrete electroosmotic treatment
03/16/2006WO2005121760B1 Anode assembly for cathodic protection
03/16/2006US20060054498 System for preventing adhesion of marine organisms
03/15/2006EP1633907A2 Wear indicator for sacrificial anode
03/15/2006EP1395788B8 Plate-type heat exchanger with anodic corrosion protection
03/15/2006CN1748137A Method of testing a cryogenic storage vessel with cathodic protection.
03/08/2006EP1632007A2 Anticorrosive protection system for antenna glass, and corresponding antenna glass
03/08/2006EP1444382A4 Cathodic protection system
03/01/2006CN1243850C Cathod protection of reinforced concrete using immersion corrosion inhibitor
02/2006
02/16/2006US20060035540 Composite sacrificial anodes
02/15/2006EP1626107A1 Connector for use in cathodic protection and method of use
02/15/2006CN2758278Y Anode protective device of aluminium sulfate evaporation plant
02/15/2006CN1242097C Semiconductive polymeric system, devices , and its use in controlling corrosion
02/14/2006US6998031 Electrode
02/09/2006WO2006012660A2 Galvanic anode system for corrosion protection of steel and method for production thereof
02/09/2006CA2577375A1 Galvanic anode system for corrosion protection of steel and method for production thereof
02/08/2006EP1624090A1 Method for the simultaneous electrolytic deposition of zinc and magnesium on a metal substrate and process for the manufacture of corrosion-protected lacqued shaped metal articles
02/08/2006CN1241463C Conductive coating arrangement for EMI shield
02/02/2006DE202005018874U1 Electrolytic element designed as mesh panel, to be attached to cutlery basket used in dishwasher
01/2006
01/31/2006US6992594 comprises test point monitor remotely coupled to test point interrogator for measuring/communicating cathodic protection voltage values; subterranean; global positioning systems; wireless, internet-based
01/25/2006EP1619271A2 Method and apparatus for lead contamination control
01/25/2006CN2753746Y Constant potential instrument with monitor-control protect conversionfunction
01/25/2006CN2753745Y Constant potential instrument capable of converting reference electrode polarity
01/25/2006CN2753693Y Crude oil storage tank bottom plate external cathode protecting device
01/25/2006CN1726305A Composite sacrificial anodes
01/18/2006CN1723298A Method for protecting metal-containing structures deposited on substrates against corrosion
01/12/2006WO2006003473A2 Protection of reinforcing steel
01/12/2006DE19714847B4 Verfahren zum kathodischen Korrosionsschutz eines Akkumulators und Akkumulator mit einem metallischen Zellengehäuse Method for cathodic protection of a rechargeable battery and battery cells with a metallic housing
01/11/2006CN1718864A Cathode protection method of regulatable sacrificial anode and its used device
01/05/2006WO2006000741A2 Corrosion protection apparatus and method
01/04/2006CN1234911C Anode protection anticorrosion method for acid separating device
12/2005
12/29/2005WO2005123982A2 Method and apparatus for scale and biofilm control
12/29/2005US20050284771 To the corrosion protection of a structure that is exposed to wet, gaseous and/or below-ground environments wherein either water or a thin film of condensed moisture covers at least a portion of the structure
12/29/2005CA2622337A1 Method and apparatus for scale and biofilm control
12/28/2005EP1444461B1 Cathodic protection system for air compressor tanks
12/28/2005CN1714174A Apparatus for cathodic protection in an environment in which thin film corrosive fluids are formed and method thereof
12/28/2005CN1712569A Reference electrode under cathode protection
12/22/2005WO2005121760A1 Anode assembly for cathodic protection
12/22/2005CA2567120A1 Anode assembly for cathodic protection
12/21/2005EP1606433A1 Process for manufacture of proton conductive polymer gel useful as backfill for sacrificial and impressed current anode systems
12/21/2005CN1711370A Heat exchanger, pipe material and fin material of heat exchanger and manufacturing method of heat exchanger
12/15/2005US20050274602 Method and apparatus for scale and biofilm control
12/14/2005EP1395788B1 Plate-type heat exchanger with anodic corrosion protection
12/08/2005WO2005116148A1 Paint for steel product excellent in corrosion resistance and rust resistance
12/08/2005DE102004025343A1 Verfahren und Anordnung zum Erfassen von Wechselstromkorrosion an kathodisch geschützten Anlagen Method and apparatus for detecting AC corrosion on cathodically protected systems
12/07/2005CN1705771A Semiconductive corrosion and fouling control apparatus, system, and method
12/01/2005WO2004100307A8 Anticorrosive protection system for antenna glass, and corresponding antenna glass
11/2005
11/30/2005CN1702197A Method for modifying passivation film on stainless steel surface by molybdate in combined electric field
11/24/2005US20050258974 System powered via signal on gas pipe
11/23/2005EP1598446A2 Process and system for detecting alternating stray current corrosion in cathodically protected plants
11/23/2005EP1598445A2 Method for inhibiting corrosion of metal
11/23/2005EP1598444A1 Process to adjust the electric conductivity of a coating on a machine component by dry ice blasting, the electric conductivity being variable by pressure
11/23/2005CN1699625A Method for inhibiting corrosion of metal
11/16/2005EP1153159B1 Cathodic protection
11/16/2005EP1042535B1 Connector for use in cathodic protection and method of use
11/16/2005CN1227391C Method and system of preventing fouling and corrosion of biomedical devices and structures
11/10/2005WO2005106076A2 Sacrificial anode assembly
11/10/2005DE202005010084U1 Assembly to test the degree of corrosion present in e.g. sub-soil steel pipes incorporates blocking choke
11/10/2005CA2562450A1 Sacrificial anode assembly
11/09/2005EP1592959A2 Method of testing a cryogenic storage vessel with cathodic protection
11/09/2005CN1226458C Turbine steam condenser water chamber anticorrosion device and its manufacturing method
11/03/2005US20050241934 Metallic surfaces of submerged pipelines, reservoirs, boats with coating of a polymer including micro-capsules of alkali salts responsive to the electric field generated by the cathode, capable of reacting in an alkaline medium to form a protective layer
11/02/2005EP1591562A2 Self-healing structure and coating used in corrosive environment
10/2005
10/27/2005US20050236279 Method for the cathodic prevention of corrosion reinforcement corrosion on damp and wet marine structures
10/26/2005EP1111159B1 Method of supplying electric current to prestressed concrete
10/26/2005CN1688747A Electrochemical scale inhibition
10/25/2005US6958116 Cathodic protection system
10/20/2005US20050230839 Fabrication of silicon micro-mechanical structures
10/18/2005US6955746 Corrosion-inhibited system and method for providing a utility service to a plurality of consumers
10/18/2005CA2142244C Sacrificial anode for cathodic protection and alloy therefor
10/12/2005CN2732759Y Electrochemical grounding body
10/12/2005CN2732758Y Metal piece cladded with anode layer
10/12/2005CN1222638C Zone negative electrode protective intelligent monitoring systems
10/11/2005US6954071 Pipeline mapping and interrupter therefor
10/11/2005US6953062 Fuel tank or fuel pipe excellent in corrosion resistance and method for producing the same
10/05/2005EP1581670A1 Method for protecting metal-containing structures deposited on substrates against corrosion
10/05/2005EP1581669A2 Cathodic protection of steel within a covering material
09/2005
09/29/2005CA2559511A1 Cathodic lead insulator
09/28/2005EP1579034A1 Semiconductive corrosion and fouling control apparatus, system, and method
09/28/2005CN2729149Y Circulation connection suspension wolding sacrifice anode for anticorrosion of steel pipe pile
09/27/2005US6949397 Fabrication of silicon micro mechanical structures
09/21/2005CN1671803A Method for applying a coating that acts as an electrolytic barrier and cathodic corrosion prevention system
09/14/2005CN2725311Y Variable frequency constant potentiometer
09/14/2005CN2725310Y Composite titanium platinum alloyl oxide anode
09/07/2005EP1337689A4 Cathodic protection of reinforced concrete with impregnated corrosion inhibitor
09/07/2005EP1334221A4 Cathodic protection of steel in reinforced concrete with electroosmotic treatment
09/07/2005EP1034322B1 Apparatus for lead contamination control
09/01/2005WO2005080637A1 Anode assembly and means of attachment
09/01/2005CA2459247A1 New applications for electrochemically activated solutions and a new economical way of producing these solutions
08/2005
08/31/2005EP1568599A2 Anode pole identification system and anode pole for the same
08/31/2005CN1661133A Anode pole identification system and anode pole for the same
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