| Patents for C23F 13 - Inhibiting corrosion of metals by anodic or cathodic protection (3,652) |
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| 02/03/2011 | US20110024286 Anode for Cathodic Protection |
| 02/02/2011 | CN101962777A Cathode protecting system for preventing cathode from being shielded |
| 02/01/2011 | US7879204 Rejuvenateable cathodic protection anodes for reinforcing steel in concrete and soil |
| 01/27/2011 | DE102006025223B4 Opferanode für den kathodischen Korrosionsschutz Sacrificial anode cathodic protection |
| 01/26/2011 | EP2276866A1 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 |
| 01/26/2011 | CN201722427U Jacket impressed current cathode protection device |
| 01/26/2011 | CN101956197A High-efficiency multi-element magnesium alloy sacrificial anode and preparation method thereof |
| 01/25/2011 | US7875157 Composite anode well and revitilization method |
| 01/19/2011 | CN201713579U Oil pipe corrosion prevention device utilizing cathodic protection by adopting sacrificial anode |
| 01/19/2011 | CN201713578U Sleeve anti-corrosion device with sacrificial anode cathodic protection |
| 01/19/2011 | CN101949016A Anodic protection baffle rod type acid cooler |
| 01/13/2011 | WO2011003146A1 Apparatus for reducing oxidation of metal automotive components |
| 01/12/2011 | CN201704408U Anticorrosion multipoint-connected sacrificial anode device of casing |
| 01/12/2011 | CN101492821B Anticorrosion method employing metallic oxide anode |
| 01/06/2011 | US20110000794 Control of a corrosion protection system |
| 01/05/2011 | EP2268850A2 Anode for cathodic protection |
| 01/05/2011 | CN201695090U Cathodic protection test pile and cathodic protection monitoring system |
| 01/05/2011 | CN201695089U Bracelet-shaped sacrificial anode restoring equipment for seabed pipeline |
| 01/05/2011 | CN101935841A Method for preventing corrosion of tin-plated tin can |
| 12/29/2010 | EP2267186A2 Sacrificial anode assembly |
| 12/29/2010 | EP2265748A1 Control of a corrosion protection system |
| 12/29/2010 | CN201686746U Pile for protecting and testing cathodes |
| 12/29/2010 | CN201686745U Well site quick-installation casing bracelet anode set sleeve |
| 12/29/2010 | CN101928945A Impressed current catholic protection device for ship |
| 12/28/2010 | US7857950 Sacrificial anode mounting system |
| 12/28/2010 | US7857949 Sacrificial anode with resistor assembly for metal tank corrosion protection |
| 12/23/2010 | WO2010146388A1 Corrosion protection of steel in concrete |
| 12/23/2010 | CA2765153A1 Corrosion protection of steel in concrete |
| 12/22/2010 | EP2262926A1 Discrete sacrificial anode assembly |
| 12/22/2010 | CN201678735U Water heater anode rod capable of detecting and prompting anode material consumption |
| 12/22/2010 | CN101148767B Aluminum-zinc-indium series sacrificial anode material |
| 12/21/2010 | US7854832 Signal processing device and control unit |
| 12/16/2010 | US20100314262 Corrosion protection of steel in concrete |
| 12/16/2010 | DE112008003131T5 Korrosionsschutzmethode und Apparatur zur Stahlverstärkung in Betonkonstruktionen Corrosion protection method and apparatus for steel reinforcement in concrete structures |
| 12/15/2010 | CN101914773A Method and device for protecting power facility grounding net |
| 12/14/2010 | US7851022 impregnating the surface of a concrete substructure with an ion-conductive coating agent (e.g. polyethyleneimine, butyl acrylate-sodium acrylate copolymer)applying a galvanic anode material(alloy of zinc, Mg, Al) to the ion-conductive coating agent, anddrying the ion-conductive coating agent |
| 12/14/2010 | CA2500268C A propeller spinner for a marine propeller |
| 12/09/2010 | WO2010141659A1 A graphite backscattered electron shield for use in an x-ray tube |
| 12/09/2010 | DE102009008069A1 Vorrichtung zum Bewuchs- und Korrosionsschutz vor Seewassereintritten in Schiffen Apparatus for Bewuchs- and corrosion protection from seawater intakes in ships |
| 12/08/2010 | CN201665710U Sacrificial anode used for controlling corrosion of outer wall of large diameter pipeline |
| 11/24/2010 | EP1146311B1 Sacrifice corrosion layer forming method |
| 11/24/2010 | CN201652766U Water heater capable of detecting and prompting exhausted sacrificial anode |
| 11/24/2010 | CN201648522U Oil well pump anti-corrosion device adopting cathodic protection with sacrificial anode |
| 11/24/2010 | CN201648521U Corrosion and scale preventing device of oil tube |
| 11/24/2010 | CN101892486A Construction method of feed device for large-diameter pipeline for trenchless construction |
| 11/24/2010 | CN101376983B Cathodic protection apparatus having sacrificial anode current output monitoring function and manufacturing method thereof |
| 11/17/2010 | CN201634765U Cathode protection system of steel water gate |
| 11/17/2010 | CN101885940A Magnesium alloy anticorrosion coating and preparation method thereof |
| 11/10/2010 | CN201626984U Anti-corrosion device |
| 11/10/2010 | CN1867700B Cathodic protection of steel within a covering material |
| 11/10/2010 | CN101880883A Electronic rust prevention system with isolation circuit |
| 11/03/2010 | CN201623267U Corrosion resistant resistance-reducing grounding module |
| 11/03/2010 | CN1699625B Method for inhibiting corrosion of metal |
| 10/28/2010 | US20100270169 Cathodic protection method and apparatus |
| 10/28/2010 | US20100270145 Anti-vandalism bunker for cathodic protection rectifiers |
| 10/27/2010 | EP1709216B1 System and method for measuring electric current in a pipeline |
| 10/27/2010 | CN201614412U 一种防腐装置 One kind of anti-corrosion equipment |
| 10/20/2010 | EP2241676A1 Corrosion inhibiting anode assemblies for use with underwater structures |
| 10/19/2010 | CA2393611C Method and system of preventing corrosion of conductive structures |
| 10/13/2010 | CN201605326U 一种牺牲阳极保护阴极——抽油杆防腐装置 One kind of sacrificial anode cathodic protection - anti-corrosion equipment sucker |
| 10/13/2010 | CN101857958A Surface-treated metal material with excellent anti-corrosion property in various metallic contact corrosion and conjugant of various metallic materials |
| 10/13/2010 | CN101857957A Cathodic protection monitoring probe, cathodic protection monitoring probe monitoring system, and manufacturing method and monitoring method thereof |
| 10/07/2010 | US20100251762 Water crystallizer employing mercury wetted surface |
| 10/06/2010 | CN101852485A Water heater |
| 10/06/2010 | CA2691384A1 Sacrificial electrode mounting structure |
| 10/05/2010 | US7807026 Discrete anode for cathodic protection of reinforced concrete |
| 09/28/2010 | US7803256 Corrosion protection system |
| 09/23/2010 | WO2010036139A8 Multilayer material with enhanced corrosion resistance (variants) and methods for preparing same |
| 09/22/2010 | CN201587983U Protector for steel structure of wind energy bridge |
| 09/22/2010 | CN201587982U Solar bridge steelwork protector |
| 09/16/2010 | DE202009006308U1 Korrosionsschutzeinrichtung für einen Warmwasserspeicher Corrosion protection device for a hot water tank |
| 09/15/2010 | CN101831657A Sea mud/ seawater biofuel cell system for protecting metallic corrosion cathode |
| 09/14/2010 | US7794626 Cathodic protection compounds |
| 09/14/2010 | US7794583 Synergistic corrosion management systems for controlling, eliminating and/or managing corrosion |
| 09/09/2010 | US20100224505 Electro-Chemical Method In An Enrichment Process |
| 09/08/2010 | CN201574194U Sacrificial anode and water heater |
| 09/08/2010 | CN101397674B Intelligent full-bridge soft-switching potentiostat |
| 09/01/2010 | CN201569068U Lightning protection natural energy four-season type hot water system |
| 09/01/2010 | CN101818817A Anode protection anticorrosion valve |
| 09/01/2010 | CN101818351A High negative potential magnesium base alloy sacrificial anode material and application thereof |
| 09/01/2010 | CN101092699B Method of using air bubbles for preventing biology from adsorbing pollution |
| 08/25/2010 | CN101812691A Quick anode dismounting method for underwater cathode protection |
| 08/19/2010 | WO2010057001A3 Method for the post-treatment of metal layers |
| 08/18/2010 | CN201555886U Buried gas pipeline stray current neural fuzzy control energy-saving electric drainage device |
| 08/18/2010 | CN201553780U Detecting device for water heater liner magnesium rod consumption |
| 08/12/2010 | WO2010089457A1 Electrode element and a method for connecting the electrode element and an arrangement for electrochemical protection |
| 08/12/2010 | WO2010088921A1 Electromagnetic flowmeter having corrosion protection of measuring electrodes, and method incorporating the same |
| 08/11/2010 | CN201547941U Water storage type electric water heater with bacteriostatic function |
| 08/11/2010 | CN201545914U Sacrificial anode protective device for controlling external wall corrosion of large-diameter pipeline |
| 08/11/2010 | CN201543302U Plate hole type long-acting and pressure-proof seawater filter device |
| 08/11/2010 | CN101802268A Method of preparing high density metal oxide layers and the layers produced thereby |
| 08/04/2010 | EP2212607A1 Collar for a tubular coupling |
| 08/04/2010 | EP2212448A1 Method of preparing high density metal oxide layers and the layers produced thereby |
| 08/04/2010 | CN101793388A Biomass preventing corrosion of superheater and garbage power generation boiler |
| 07/29/2010 | US20100187127 Membrane restoration |
| 07/22/2010 | WO2010082494A1 Corrosion prevention method and corrosion prevention structure |
| 07/21/2010 | EP2207913A1 Corrosion protective layer |
| 07/21/2010 | CN101069046B Connector assembly, a water heater and method for providing resist type interface |
| 07/14/2010 | CN101775604A Magnesium alloy composite sacrificial anode material and preparation method thereof |
| 07/14/2010 | CN101775603A Cathode electric field slot for cathode protection of medium- and large-sized stainless steel tank body electropolishing |