| Patents for C23F 13 - Inhibiting corrosion of metals by anodic or cathodic protection (3,652) |
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| 03/07/2000 | US6033553 Cathodic protection system |
| 03/02/2000 | DE19818343C1 Cathodically protecting metal-reinforced concrete surfaces, especially steel concrete in buildings using anode elements containing one of more solar cells |
| 02/16/2000 | CN2364056Y Mg-Al alloy consumable anode |
| 02/15/2000 | US6024861 Electric anticorrosion method and apparatus |
| 02/09/2000 | CN2362869Y Combined protective coating for sacrificial anode on outside of bottom board of iron and steel storage tank |
| 02/08/2000 | US6022469 Repair of corroded reinforcement in concrete using sacrificial anodes |
| 02/01/2000 | US6019877 Protecting medical electrodes from corrosion |
| 01/18/2000 | CA2156209C Electrical isolation device |
| 01/13/2000 | WO2000001864A1 Device for protecting metallic surfaces such as gas burners against corrosion and/or scale formation |
| 01/11/2000 | US6012495 Corrosion protection for subsea lines |
| 01/06/2000 | WO2000000659A1 Thermally injected anticorrosion layer for reinforced concrete and production method |
| 01/06/2000 | WO1999050478A3 Cathodic protection anode and method for steel reinforced concrete |
| 01/05/2000 | EP0969146A1 Device for the cathodic protection of a coating element in a paper coating installation |
| 01/05/2000 | DE19829491A1 Vorrichtung zum kathodischen Korrosionsschutz von Auftragslementen einer Papierstreichanlage Apparatus for cathodic protection of Auftragslementen a paper coating machine |
| 12/22/1999 | EP0965358A2 Protecting medical electrodes from corrosion |
| 12/14/1999 | US6001225 Non self-passivating cathodic protection anode materials corrosion resistance; for reducing rate of consumption of anode material |
| 12/09/1999 | WO1999063130A1 Cathodic protected installations |
| 12/07/1999 | US5999107 Remote cathodic protection monitoring system |
| 12/02/1999 | WO1999061242A1 Method for producing bright light-metal composite plates, especially plates for the aviation industry |
| 12/02/1999 | DE19823472A1 Verfahren zur Herstellung glänzender Leichtmetall-Verbundbleche, insbesondere Luftfahrtbleche A process for producing a gloss composite light-metal sheets, in particular sheets aviation |
| 11/17/1999 | EP0796159B1 Chain link and a method for the manufacture thereof |
| 11/16/1999 | US5985957 Prevention of corrosion of metal with coatings of resins |
| 11/09/1999 | US5979542 Laminated heat exchanger |
| 11/03/1999 | CN1234079A Advanced galvanic corrosion protection |
| 10/27/1999 | EP0952240A1 Device for the cathodic protection of a water heater |
| 10/20/1999 | EP0950127A1 Advanced galvanic corrosion protection |
| 10/19/1999 | US5968339 Cathodic protection system for reinforced concrete |
| 10/13/1999 | EP0948668A1 Electrodes and methods of making them |
| 10/07/1999 | WO1999050478A2 Cathodic protection anode and method for steel reinforced concrete |
| 09/21/1999 | US5954938 Mounting solar battery anode to dielectric coating on surface of metal structure, connecting battery cathode to the metal body so that current spontaneously flows when water film is present to protect metal exposed by defects in coating |
| 09/14/1999 | US5952398 Multi-step mixing, emulification, photopolymerization to produce a peel adhesion adhesive; for use in biomedical articles, such as biomedical electrodes, medical skin coverings, and pharmaceutical drug delivery devices |
| 09/14/1999 | US5952055 Applying protective cathodic coating containing non-corroding metal and electrochemically active material onto surface of concrete |
| 09/07/1999 | US5948218 Corrosion protection system |
| 09/02/1999 | WO1999043618A1 Electrochemical antifouling device comprising underwater structure and method of producing underwater structure used for the device |
| 09/02/1999 | CA2288141A1 Electrochemical stain prevention apparatus of submerged structure and process for producing submerged structure used in this apparatus |
| 08/25/1999 | EP0937788A2 Apparatus for protection of metal surfaces ,for example gas burners, against corrosion and/or calcification |
| 08/19/1999 | WO1999041427A1 Electrochemical treatment of reinforced concrete |
| 08/18/1999 | EP0936287A1 Turbine component and a method to control the oxidation of a turbine component |
| 08/18/1999 | EP0883700B1 Electrochemical method and electrode |
| 08/03/1999 | US5932087 Submersible anode and method |
| 08/03/1999 | CA2031123C Grid electrode having a tailored surface for cathodic protection of steel reinforced concrete structures |
| 07/28/1999 | CN2330664Y Electronic metal antirust device |
| 07/28/1999 | CN2330663Y Replaceable magnesium-belt anode single-tank cathodic protection device |
| 07/21/1999 | CN2329671Y Submerged steel body cathodic-protection apparatus |
| 07/08/1999 | WO1999034032A1 Corrosion protected treatment device |
| 06/29/1999 | CA2030970C Dual bed cathodic protection system with automatic controls and method of use |
| 06/15/1999 | CA2122582C Electric power distribution system for active cathodic protection of reinforced concrete constructions |
| 06/09/1999 | CN2322978Y Electronic rust-proof piece |
| 06/08/1999 | US5910236 Electrodes for electro-chemical corrosion protection systems |
| 06/02/1999 | DE19753097A1 Device and method for corrosion avoidance |
| 05/27/1999 | WO1999025899A1 A corrosion-protected metal construction, e.g. in the form of a pipeline includable in a larger pipe system |
| 05/20/1999 | WO1999024641A1 Remote cathodic protection monitoring system |
| 05/20/1999 | CA2309693A1 Remote cathodic protection monitoring system |
| 05/19/1999 | EP0707667B1 Cathodic protection of reinforced concrete |
| 05/19/1999 | CN1216783A Method and device for inhibiting corrosion for inner walls of metal container or metal pipeline |
| 05/14/1999 | WO1999023282A1 Method for improving corrosion resistance of reinforced concrete |
| 05/11/1999 | US5902463 Submersible anode and method |
| 05/06/1999 | EP0913499A1 Electric anticorrosion method and apparatus |
| 05/05/1999 | CN2317236Y Metal container and metal pipeline internal surface corrosion-proof electric field generator |
| 04/28/1999 | EP0741765B1 Use of bicontinuous microemulsions as pressure sensitive adhesives |
| 04/27/1999 | US5897755 Cathodic protection test station |
| 04/27/1999 | US5897684 Basic oxygen process with iron oxide pellet addition |
| 04/22/1999 | WO1999019540A1 Method for cathodic protection of reinforced concrete |
| 04/15/1999 | WO1999018261A1 Cathodic protection methods and apparatus |
| 04/08/1999 | WO1999016932A1 Method and apparatus for lead contamination control |
| 03/31/1999 | CN1212735A Electrochemical method and electrode |
| 03/23/1999 | US5885427 Cast iron anode and method of making |
| 03/18/1999 | DE19829668A1 Arrangement for protecting metal surfaces against corrosion and/or calcining |
| 03/09/1999 | US5879817 Reinforced concrete structure |
| 02/24/1999 | CN2308609Y Metal electronic antirust device |
| 01/21/1999 | WO1999002760A1 Use of anionic inhibitors to reduce corrosion in anodes used in electrochemical applications |
| 01/05/1999 | US5855747 Performance enhancing coating for water heater |
| 12/30/1998 | EP0886686A1 Electrodes for electro-chemical corrosion protection systems |
| 12/30/1998 | EP0738337B1 Ionically conductive agent, system for cathodic protection of galvanically active metals, and method and apparatus for using same |
| 12/30/1998 | CN2302263Y Combine assembly deep well anode ground bed |
| 12/29/1998 | US5853750 Polymerized microemulsion pressure sensitive adhesive compositions and methods of preparing and using same |
| 12/29/1998 | US5853553 Sacrificial anode and method of making same |
| 12/16/1998 | EP0883700A1 Electrochemical method and electrode |
| 12/09/1998 | EP0882975A1 Testing cathodic protection of underground pipelines |
| 12/09/1998 | CN1201080A Method for preventing carbon-steel cooling apparatus from corrosion by sea water and apparatus thereof |
| 12/03/1998 | CA2234548A1 Evaluation methods and instrumentation with steel probes used for cathodic protection of underground pipelines |
| 12/02/1998 | CN2299071Y Scissors for the left hand |
| 11/24/1998 | US5840164 Galvanic isolator |
| 11/04/1998 | EP0714457B1 Device for compensation of an alternating voltage which occurs between a medium and a metallic pipeline disposed in the medium |
| 10/29/1998 | DE19748105C1 Increasing corrosion-resistance of thermally sprayed metal coating on steel-reinforced cement concrete |
| 10/21/1998 | EP0872577A1 Process for the cathodic protection of a suspension device |
| 10/17/1998 | CA2225291A1 Basic oxygen process with iron oxide pellet addition |
| 10/15/1998 | DE19714847A1 Cathodic protection of metallic storage battery housing |
| 10/14/1998 | EP0870912A1 Radiator cap with sacrificial anode |
| 10/14/1998 | CN1195715A Electric corrosion-proof method and device for metal equipment |
| 10/08/1998 | DE19814050A1 Laminated heat exchanger |
| 10/07/1998 | CN2293567Y Thermoelectric corrosion-proof instrument for pipe line |
| 10/07/1998 | CN1195103A Laminated heat exchanger |
| 10/07/1998 | CN1040137C Cathod protection system for buried metal structural member |
| 09/30/1998 | CN2292810Y Auxiliary high-silicon cast iron H-anode |
| 09/30/1998 | CN2292809Y Metal corrosion-resistant instrument |
| 09/08/1998 | US5803023 Engine anode system |
| 08/26/1998 | CN1191546A Polymerized microemulsion pressure-sensitive adhesive compositions and method of preparing and using same |
| 08/12/1998 | CN1039500C Conducting composition for preparing cathode protection grounding electrode of metal object |
| 08/06/1998 | WO1998033954A1 Cathodic protection test station |