| Patents for C23F 13 - Inhibiting corrosion of metals by anodic or cathodic protection (3,652) |
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| 12/17/2009 | US20090308735 Ionization water treatment apparatus including carbon electrode |
| 12/16/2009 | EP2132360A1 Composite anode for cathodic protection background of the invention |
| 12/16/2009 | CN201362742Y Rapid dismounting device for oceanographic platform anti-corrosive protection |
| 12/10/2009 | US20090301898 Methods for diminishing or preventing the deposition of a metal oxide on an electrode surface |
| 12/09/2009 | EP2129813A2 Inhibition of corrosion of structures |
| 12/09/2009 | EP2129812A2 Turbomachine blade with erosion and corrosion protective coating and method of manufacturing the same |
| 12/09/2009 | CN201358300Y Marine dual-permeability copper / saturated copper sulfate reference electrode |
| 12/09/2009 | CN100567575C Active interference removing apparatus for buried pipeline |
| 12/01/2009 | CA2472562C Non-carcinogenic corrosion inhibiting additive |
| 11/25/2009 | CN101586241A Aluminum zinc series alloy sacrificial anode for electric water heaters |
| 11/18/2009 | CN201347454Y Cathodic protection test probe for concrete pipe |
| 11/11/2009 | EP1481436B1 Method for inerting the anodes of fuel cells |
| 11/05/2009 | US20090272643 Composite Anode Well and Revitilization Method |
| 10/28/2009 | CN101565833A Positive and negative alternate electrolysis-resistance metal oxide electrode |
| 10/22/2009 | US20090260978 Electrodecontamination of contaminated surfaces |
| 10/22/2009 | CA2720831A1 Anode for cathodic protection |
| 10/21/2009 | CN100553064C Decoupling device used for steel pipe protection project |
| 10/15/2009 | US20090255806 Methods and systems for removing materials from microfeature workpieces with organic and/or non-aqueous electrolytic media |
| 10/14/2009 | CN201326016Y Discrete anode used for cathodic protection of reinforced concrete structure |
| 10/14/2009 | CN201326015Y Auxiliary anode used for cathodic protection of reinforced concrete structure |
| 10/13/2009 | CA2453563C Cathodic protection |
| 10/07/2009 | CN201321493Y Large-tonnage magnesium-manganese anode |
| 10/07/2009 | CN201321492Y Anticorrosive heat-shrinkable component |
| 10/07/2009 | CN101553724A Detection system |
| 10/01/2009 | WO2009118693A1 Cadmium-free zinc-based alloy, its use as a sacrificial anode, a sacrificial anode, and a method for cathodic protection of corrosion-threatened constructions in aggressive environment |
| 09/30/2009 | CN201317811Y Large tonnage magnesium aluminum zinc anode |
| 09/30/2009 | CN201317810Y Reference electrode capable of being replaced in water |
| 09/29/2009 | US7595009 Method of applying a coating that acts as an electrolytic barrier and a cathodic prevention system |
| 09/24/2009 | WO2009116901A1 Control of a corrosion protection system |
| 09/24/2009 | WO2009116900A1 Control of a corrosion protection system |
| 09/17/2009 | WO2009112857A1 Discrete sacrificial anode assembly |
| 09/17/2009 | US20090229994 Discrete sacrificial anode assembly |
| 09/17/2009 | US20090229993 Treatment Process For Concrete |
| 09/17/2009 | US20090229973 Monitoring methods, systems and apparatus for validating the operation of a current interrupter used in cathodic protection |
| 09/15/2009 | CA2322395C Electrically conductive microcapillary composite matrix and method for producing the same |
| 09/09/2009 | EP2097740A1 Detection system |
| 09/09/2009 | EP1670971A4 Cathodic protection of steel within a covering material |
| 09/09/2009 | CN201305630Y Barreled magnesium anode |
| 09/09/2009 | CN201305629Y Resistance built-in magnesium anode |
| 09/08/2009 | US7585397 Automatic potential control cathodic protection system for storage tanks |
| 09/02/2009 | CN100535193C Sacrificial anode or cathod protected automatic detecting and treating system |
| 09/01/2009 | US7582195 Cathodic protection system for non-isolated structures including a microprocessor control |
| 08/25/2009 | US7578910 allows free venting of by-product gases generated during operation of the system, while limiting undesired migration of groundwater, reduce the permeability of the cement and water |
| 08/20/2009 | US20090205951 Corrosion control of bottom plates in above-ground storage tanks |
| 08/20/2009 | DE202009008039U1 Vorrichtung zur Verhinderung carbonatischer Ablagerungen ("Kesselstein") in Wasser führenden Systemen und Anlagen A device for preventing carbonatic deposits ("scale") leading in water systems and equipment |
| 08/19/2009 | CN201292406Y Imbed-in sacrificial zinc alloy anode |
| 08/19/2009 | CN201292405Y Steel reinforced concrete sacrificial anode/cathodic protection apparatus in atmospheric environment |
| 08/13/2009 | US20090200179 Method for the Cathodic Protection of the Reinforcements of Ferroconcrete Edifices Against Corrosion |
| 08/12/2009 | CN100526510C Integration corrosion-proof method for copper seawater pipe line |
| 08/12/2009 | CN100526509C Manganese dioxide reference electrode |
| 08/05/2009 | CN201284641Y Cathode protector of oil water well |
| 08/05/2009 | CN100523302C High-silicon cast iron battery lead plate and preparation method thereof |
| 07/30/2009 | US20090188787 Sacrificial anode with resistor assembly for metal tank corrosion protection |
| 07/29/2009 | EP1337688A4 Doubly-protected reinforcing members in concrete |
| 07/29/2009 | CN201280595Y Sacrificial anode generating current monitoring probe |
| 07/29/2009 | CN201280594Y Cathodic protection apparatus having sacrificial anode generating current monitoring function |
| 07/29/2009 | CN101492821A Anticorrosion method employing metallic oxide anode |
| 07/28/2009 | US7566939 Fabrication of silicon micro-mechanical structures |
| 07/23/2009 | US20090183998 Activating matrix for cathodic protection |
| 07/22/2009 | CN101487125A Resistor anode assembly |
| 07/22/2009 | CN100516823C Method of testing a cryogenic storage vessel with cathodic protection |
| 07/22/2009 | CN100516310C Anode assembly with large discharge capacity for cathodic protection |
| 07/22/2009 | CN100516309C Long life ferroalloy sacrificial anode |
| 07/16/2009 | WO2009067304A3 Corrosion control method and apparatus for reinforcing steel in concrete structures |
| 07/16/2009 | US20090179025 Resistor anode assembly |
| 07/14/2009 | CA2627578A1 Resistor anode assembly |
| 07/14/2009 | CA2507806C Dissimilar metal joint member with good corrosion resistance and method for manufacturing same |
| 07/02/2009 | US20090166219 An electrical device for impeding corrosion |
| 06/25/2009 | DE102007061561A1 Galvanic sacrificial anode useful in a storage device for aqueous media such as drinking water, comprises a magnesium based alloy consisting of aluminum, zinc, manganese, strontium and other impurities |
| 06/24/2009 | CN201261806Y Insulation stand for steel pipe |
| 06/24/2009 | CN101463479A Special-shaped cross section sacrificial anode |
| 06/16/2009 | CA2398022C Process for the protection of reinforcement in reinforced concrete |
| 06/11/2009 | WO2009071136A1 Corrosion protection for fastening elements of components made of high-alloy steels |
| 06/11/2009 | US20090145748 Cathodic protection apparatus and method |
| 06/10/2009 | DE102007058716A1 Korrosionsschutz für Befestigungselemente von Bauteilen aus hochlegierten Stählen Corrosion protection for fasteners of components made of high-alloy steels |
| 06/10/2009 | CN100497744C Electronic anti rust method between metal manufacturing procedures, and electronic anti rust apparatus |
| 06/04/2009 | WO2009067783A1 A cap for corrosion protection of reinforced steel bar in concrete |
| 06/03/2009 | CN101445936A Low-driving potential aluminum alloy sacrificial anode |
| 06/03/2009 | CN101445935A Aluminum alloy sacrificial anode suitable for abyssal environment |
| 06/03/2009 | CN100494503C Application of conductive polyaniline in anode protection technology |
| 06/02/2009 | US7540945 Anticorrosive treatment for shaving blades |
| 05/28/2009 | WO2009067304A2 Corrosion control method and apparatus for reinforcing steel in concrete structures |
| 05/28/2009 | US20090138148 Corrosion protection system |
| 05/27/2009 | CN201245708Y Non-deformation magnesium alloy extrusion anode |
| 05/27/2009 | CN201245707Y Oil pipe anti-corrosive device |
| 05/21/2009 | US20090127132 Corrosion control method and apparatus for reinforcing steel in concrete structures |
| 05/20/2009 | EP1517833B1 A propeller spinner for a marine propeller |
| 05/20/2009 | CN201241184Y Iron storage tank sacrifice anode protection apparatus |
| 05/13/2009 | CN101429663A Platinum-tantalum-platinum three-layer composite screen and method for producing the same |
| 05/07/2009 | WO2008107644A3 Inhibition of corrosion of structures |
| 05/07/2009 | US20090114676 Fuel dispensing apparatus having internal surface corrosion protection arrangement |
| 05/06/2009 | CN101426958A Silicone coating composition for protection from cathodic stress |
| 05/05/2009 | US7527714 Water heater anode and mounting fixture |
| 04/30/2009 | WO2009053661A1 Collar for a tubular coupling |
| 04/22/2009 | CN201224763Y Electric potential self-adjusting sacrificial anode for anti-corrosion of steel structure |
| 04/22/2009 | CN201224762Y Wedging type integral buried sacrificial anode |
| 04/22/2009 | CN201224761Y Electric potential uniform low ground resistance magnesium sacrificial anode |
| 04/22/2009 | CN101413125A Wear indicator for sacrificial anode |
| 04/21/2009 | US7520974 attaching an impervious sealed sleeve that acts to inhibit permeation of oxygen through concrete to steel in columns while promoting transfer of current from the anode through the concrete by preventing drying, and passing current; corrosion inhibition |
| 04/16/2009 | WO2009048329A1 Corrosion protective layer |