| Patents for C23F 13 - Inhibiting corrosion of metals by anodic or cathodic protection (3,652) |
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| 03/26/2014 | CN203498472U Magnesium rod consumption detection device and electric water heater |
| 03/26/2014 | CN203498471U Wind turbine blade with anti-corrosion structure and wind turbine using blade |
| 03/26/2014 | CN103668224A Cathode protection test pile of transformer station earthing device |
| 03/26/2014 | CN103668223A Long-term low-temperature testing device for electrochemical performance of sacrificial anode |
| 03/26/2014 | CN103668222A Resistor magnesium rod and water tank comprising same |
| 03/26/2014 | CN103668221A Transformer substation grounding grid corrosion prevention protection construction method |
| 03/25/2014 | US8679303 Refillable anode |
| 03/25/2014 | CA2606671C Cathodic protection apparatus and method |
| 03/19/2014 | CN203487240U Anti-biofuel-corrosion electrode insert of electric fuel pump |
| 03/19/2014 | CN103643238A Device for guaranteeing normal operation of sacrificial anode |
| 03/18/2014 | CA2488306C Cathodic protection system using impressed current and galvanic action |
| 03/13/2014 | US20140069804 Anode device and maintenance method |
| 03/13/2014 | US20140069803 Anode device and maintenance method |
| 03/12/2014 | CN203474896U Protection structure for welded and polished part of stainless steel exhaust fume collecting hood |
| 03/12/2014 | CN203474895U Well casing anti-corrosion device of underground gas storage well |
| 03/06/2014 | DE102012017415A1 Method for monitoring efficacy of cathodic corrosion protection of system i.e. pipeline made from steel, involves determining changes of protection current directly or indirectly by measuring changes of pH-values of soil enclosing probe |
| 03/05/2014 | CN203462133U Intelligent acquisition instrument for cathode protection potential |
| 03/05/2014 | CN203462132U Cathode protection wireless monitoring system based on GPRS (general packet radio service) network |
| 03/05/2014 | CN203462131U Novel structured magnesium alloy anode bar |
| 03/05/2014 | CN203462130U Antitheft anode for steel pipe pile |
| 03/05/2014 | CN203462129U Magnesium anode bar with resistor of water storage type water heater |
| 03/05/2014 | CN103614730A System and method for monitoring buried pipeline cathode protection |
| 03/05/2014 | CN103614729A Testing device and method for cathode protection of indoor ship body |
| 02/26/2014 | CN103602993A Protective spacer bush of iron alloy sacrificial anode for seawater pipeline |
| 02/19/2014 | CN203440448U Corrosion prevention device for equipment |
| 02/19/2014 | CN103590334A Stay rope structure having corrosion preventing function and corrosion preventing protection method of stay rope |
| 02/19/2014 | CN103590046A Detection device for super multiloop regional cathodic protection of large station yard or tank storage warehouse |
| 02/18/2014 | US8652312 Cathodic protection assessment probe |
| 02/13/2014 | WO2013186548A3 Electrical connector for an anode |
| 02/12/2014 | CN103572301A Pipeline and station power-off potential effectiveness evaluation method and apparatus |
| 02/12/2014 | CN103572300A Cathode protection method for preventing vehicle exhaust system from being corroded and magnesium alloy sacrificial anode |
| 02/12/2014 | CN103572299A Optional voltage type drainage circuit structure |
| 02/06/2014 | WO2014020017A1 Galvanic anode and method of corrosion protection |
| 02/06/2014 | WO2014019863A1 Galvanic anode and method of corrosion protection |
| 02/05/2014 | EP2691558A2 Cathodic protection by coating for cooling circuits or other holes or channels |
| 02/05/2014 | CN203422833U Automatic cathode protecting data acquisition system based on wireless sensor networks |
| 02/05/2014 | CN203419988U Automatic temperature control long-life reference electrode |
| 02/05/2014 | CN203419987U Combined type titanium alloy deep-well anode ground bed device |
| 02/05/2014 | CN203419986U Electron anode bar |
| 01/30/2014 | US20140027306 Cathodic Protection of a Concrete Structure |
| 01/30/2014 | US20140027270 Cathodic protection by coating for cooling circuits or other holes or channels |
| 01/29/2014 | CN203411615U Potential detector and water heater equipped with same |
| 01/29/2014 | CN203411614U Electric water heater |
| 01/29/2014 | CN103542535A Airtight seal thread structure of magnesium alloy sacrificial anode for water heater |
| 01/29/2014 | CN103540940A Long-acting polarization probe with pipeline cathodic protection |
| 01/29/2014 | CN103540939A Power failure measurement and protection apparatus for constant potential rectifier of pipeline |
| 01/29/2014 | CN103540938A Multi-test-block polarization probe with pipeline cathodic protection |
| 01/28/2014 | US8636877 Sacrificial anode system |
| 01/23/2014 | WO2014012185A1 Corrosion protection using a sacrificial anode |
| 01/23/2014 | WO2013049495A3 System, apparatus, and method for utilization of bracelet galvanic anodes to protect subterranean well casing sections shielded by cement at a cellar area |
| 01/23/2014 | US20140021063 Two Stage Cathodic Protection System Using Impressed Current and Galvanic Action |
| 01/23/2014 | US20140021062 Charging a Sacrificial Anode with Ions of the Sacrificial Material |
| 01/23/2014 | US20140021039 Apparatus for Cathodic Protection System Using an Impressed Current Anode and a Sacrificial Anode |
| 01/23/2014 | DE112011105143T5 Korrosionsschutzvorrichtung für fahrzeugbremseinheit Corrosion protection device for vehicle brake unit |
| 01/22/2014 | CN203403155U Anti-corrosive inner container of electric water heater |
| 01/22/2014 | CN203403154U Potentiostat |
| 01/22/2014 | CN203403153U Electronic anti-corrosive inner container of electric water heater |
| 01/22/2014 | CN203403152U Micro potentiostat |
| 01/22/2014 | CN103528943A Evaluation method of cathodic protection potential range in soil environment |
| 01/21/2014 | CA2621277C Discrete anode for cathodic protection of reinforced concrete |
| 01/15/2014 | CN203393230U Low-temperature Cu/CuSO4 portable reference electrode |
| 01/15/2014 | CN203393229U Heat exchange subassembly |
| 01/15/2014 | CN102776518B Indoor simulating device for regional cathodic protection and grounding system interference tests |
| 01/15/2014 | CN102719828B Constant-current intermittent cathodic protection and corrosion acceleration system and implementation method thereof |
| 01/07/2014 | US8623197 Testing workpiece overcoat |
| 01/03/2014 | WO2014002814A1 Seawater desalination device |
| 01/01/2014 | CN203373426U 强干扰保护器 Strong interference protection |
| 01/01/2014 | CN203373425U Corrosion prevention device for connecting oil well casing and sacrificial anode through snap springs |
| 01/01/2014 | CN203373424U Dual-control loop potentiostat |
| 01/01/2014 | CN103484869A Anticorrosion method for tracks of phosphoric acid filtering machine |
| 12/27/2013 | WO2013190314A1 Cathodic protection system |
| 12/25/2013 | EP2675940A1 Cathodic protection monitoring probe |
| 12/25/2013 | CN203360577U Active alarming type cathodic protection testing pole remote transmission collection instrument |
| 12/25/2013 | CN203360576U Cathodic protection device with multiple powered-on and adjustable-potential points |
| 12/25/2013 | CN103469213A Outer bottom cathode protection system of storage tank based on laminal zinc alloy anode |
| 12/25/2013 | CN103469212A Positive electrode conductive filler used for negative electrode protection system of reinforced concrete |
| 12/19/2013 | WO2013186548A2 Electrical connector for an anode |
| 12/19/2013 | DE102012210140A1 Lithium ion battery, used in motor vehicle e.g. plug-in-hybrid vehicle, comprises battery cell string that comprises positive and negative terminals and battery cells, and a resistor string with resistance units connected between terminals |
| 12/18/2013 | EP1598445B1 Method for inhibiting corrosion of metal |
| 12/18/2013 | CN203346479U Temporary cathode protection system adopting sacrificial anodes and used in debugging period of drum type filter screen of nuclear power station |
| 12/18/2013 | CN103451661A Cathode protection wireless monitoring system based on GPRS (General Packet Radio Service) network |
| 12/17/2013 | US8608913 Method and apparatus for providing electrochemical corrosion protection |
| 12/17/2013 | US8607878 System and method for cathodic protection of a subsea well-assembly |
| 12/12/2013 | DE102009051768B4 Elektrochemisches Antifoulingsystem für seewasserbenetzte Bauwerke Electrochemical antifouling system for seewasserbenetzte Buildings |
| 12/11/2013 | CN203333769U Corrosion-resistant heating coiled pipe of oil-field storage tank |
| 12/11/2013 | CN103436890A Electronic anode rod |
| 12/05/2013 | WO2013179858A1 Corrosion inhibition device, and seawater desalination device and pump device equipped with same |
| 12/04/2013 | EP2669405A1 Corrosion protection of steel in concrete |
| 12/04/2013 | EP2669404A1 Method and system for enhancing operation and efficiency of an AC circuit |
| 12/04/2013 | EP2668314A1 Wind turbine component having a corrosion protection structure, and wind turbine having the same |
| 12/04/2013 | EP2668313A2 Aluminum based anodes and process for preparing the same |
| 12/04/2013 | CN203320130U Cathode protection test post teletransmission collector capable of upgrading firmware remotely |
| 12/04/2013 | CN203320129U Cathode protection testing pile remote transmission collecting instrument with antenna buried underground |
| 12/04/2013 | CN203320128U Anode bar consumption detection prompter and water heater |
| 12/04/2013 | CN203320127U Buried pipeline cathode protection system of long-distance pipeline process station |
| 12/04/2013 | CN103422097A Coating-electrochemistry joint protection method taking compound conductive coating as conformal anode |
| 12/04/2013 | CN103422096A Manufacturing technology of cathode protection product |
| 12/04/2013 | CN103422095A Method for protecting cathode of metal structure in intertidal zone |
| 12/04/2013 | CN103422094A Numerical simulation method for cathode-protection shallow-buried type anode ground bed grounding resistance |
| 12/04/2013 | CN102039779B Vehicle wheel assembly with galvanic isolation |