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