ClassID:

120669

C23F13/14 - CPC Classification

Classification description:

Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions; Constructional parts, or assemblies of cathodic-protection apparatus; Electrodes specially adapted for inhibiting corrosion by cathodic protection; Manufacture thereof; Conducting electric current thereto; Electrodes characterised by the material Material for sacrificial anodes

Recent Application in this class:
#1
20250146107
2025-05-08

ALLOY FOR USE IN A SACRIFICIAL ANODE AND A SACRIFICIAL ANODE

#2
20240068110
2024-02-29

CATHODIC PROTECTION OF CONCRETE USING AN ANODE ATTACHED TO AN OUTER SURFACE.

#3
20230287578
2023-09-14

FUEL CELL SYSTEM

#4
20230235463
2023-07-27

SYSTEM AND METHOD FOR CATHODIC PROTECTION BY DISTRIBUTED SACRIFICIAL ANODES

#5
20210388509
2021-12-16

Method for preventing corrosion of spent nuclear fuel canister by using electrolytic corrosion protection

#6
20210340679
2021-11-04

SYSTEMS AND METHODS FOR MONITORING INTEGRATED PASSIVE ANODES

#7
20210292915
2021-09-23

Method for Coating a Motor Vehicle Bodyshell Part, and Motor Vehicle Bodyshell Part

#8
20210292914
2021-09-23

Anticorrosion coating and article coated with an anticorrosion coating, especially for use in an aircraft

#9
20210040624
2021-02-11

Embedded foundation protection system

#10
20200392736
2020-12-17

ROOFTOP GARDEN

#11
20200299846
2020-09-24

Reactive corrosion protection systems and methods for making and using the same

#12
20200200632
2020-06-25

Corrosion-protection element for a field device

#13
20200095690
2020-03-26

Expandable anode assembly

#14
20190323788
2019-10-24

Method for producing aluminum alloy clad material

#15
20190211459
2019-07-11

Cathodic protection for wood veneer dryers and method for reducing corrosion of wood veneer dryers

#16
20190169757
2019-06-06

Cerium citrate, method of making and corrosion inhibitor comprising cerium citrate

#17
20190136389
2019-05-09

Carbon fiber textile reinforcing member with anodic metal line and method of repairing and reinforcing concrete structure using the same

#18
20190085468
2019-03-21

Systems and methods for providing monitored and controlled cathodic protection potential

#19
20190078217
2019-03-14

Sacrificial electrode attachment structure and electrolytic apparatus including the same

#20
20190062927
2019-02-28

Manufacture of sacrificial anodes

#21
20190048477
2019-02-14

SYSTEM AND METHOD FOR CATHODIC PROTECTION BY DISTRIBUTED SACRIFICIAL ANODES

#22
20190040533
2019-02-07

Corrosion protection methods for the protection of the national infrastructure of copper/iron, copper, lead/iron potable water distribution systems and the national iron-based infrastructure

#23
20190032226
2019-01-31

CATHODIC PROTECTION OF COPPER PLUMBING SYSTEM FOR PREVENTION OF CORROSION

#24
20190017179
2019-01-17

Galvanic anode and method of corrosion protection

#25
20180320272
2018-11-08

Corrosion inhibiting additive

#26
20180180215
2018-06-28

Corrosion resistant buried underground ductile cast iron piping members with an improved external coating and the method thereof

#27
20180100240
2018-04-12

Device and Methods for Attaching Sacrificial Anodes

#28
20170350019
2017-12-07

Cerium citrate, method of making and corrosion inhibitor comprising cerium citrate

#29
20170183784
2017-06-29

Anode slurry for cathodic protection of underground metallic structures and method of application thereof

#30
20170101716
2017-04-13

Corrosion control coating

#31
20170029961
2017-02-02

CATHODIC PROTECTION OF COPPER PLUMBING SYSTEM FOR PREVENTION OF CORROSION

#32
20160362797
2016-12-15

Cathodic protection for wood veneer dryers and method for reducing corrosion of wood veneer dryers

#33
20160326657
2016-11-10

CORROSION PROTECTION SYSTEM AND PUMP DEVICE WITH THE SAME

#34
20160167177
2016-06-16

High corrosion-resistant aluminum alloy brazing sheet, method of manufacturing such sheet, and corrosive-resistant heat exchanger using such sheet

#35
20160138173
2016-05-19

Marine cathodic protection system

#36
20160108509
2016-04-21

Turbine blade coating composition

#37
20160102209
2016-04-14

Process of protecting metal substrates with corrosion-resistant compositions

#38
20160047430
2016-02-18

Cathodically protected hub and brake rotor assembly

#39
20150361529
2015-12-17

ALUMINUM ALLOY CLAD MATERIAL AND HEAT EXCHANGER THAT INCLUDES TUBE OBTAINED BY FORMING THE CLAD MATERIAL

#40
20150354376
2015-12-10

Enhanced protection for aluminum fan blade via sacrificial layer

#41
20150284861
2015-10-08

Steel sheet provided with a coating offering sacrificial cathodic protection, method for the production of a part using such a sheet, and resulting part

#42
20150232998
2015-08-20

Anti-corrosive zinc primer coating compositions comprising hollow glass spheres and a conductive pigment

#43
20150210863
2015-07-30

Anti-corrosive zinc primer coating compositions comprising hollow glass spheres and a conductive pigment

#44
20150167178
2015-06-18

Galvanic anode and method of corrosion protection

#45
20150159280
2015-06-11

Cathodic protection automated current and potential measuring device for anodes protecting vessel internals

#46
20150096900
2015-04-09

ALLOYS OF THE TYPE FE3AITA(RU) AND USE THEREOF AS ELECTRODE MATERIAL FOR THE SYNTHESIS OF SODIUM CHLORATE OR AS CORROSION RESISTANT COATINGS

#47
20150090608
2015-04-02

SACRIFICIAL ANODE ASSEMBLY

#48
20150068919
2015-03-12

CATHODIC PROTECTION SYSTEM

#49
20140339075
2014-11-20

Electrochemical Methods and Products

#50
20140251792
2014-09-11

Method and apparatus for controlling steel corrosion under thermal insulation (CUI)

#51
20140166474
2014-06-19

PROTECTIVE COATING FOR METAL SURFACES

#52
20140166473
2014-06-19

EROSION AND CORROSION RESISTANT COMPONENTS AND METHODS THEREOF

#53
20140084221
2014-03-27

Coated aluminum alloy pigments and corrosion-resistant coatings

#54
20140021062
2014-01-23

Charging a sacrificial anode with ions of the sacrificial material

#55
20140021039
2014-01-23

Apparatus for Cathodic Protection System Using an Impressed Current Anode and a Sacrificial Anode

#56
20130299339
2013-11-14

SURFACE IMPLANTATION FOR CORROSION PROTECTION OF ALUMINUM COMPONENTS

#57
20130192996
2013-08-01

SURFACE IMPLANTATION FOR CORROSION PROTECTION OF ALUMINUM COMPONENTS

#58
20130192982
2013-08-01

SURFACE IMPLANTATION FOR CORROSION PROTECTION OF ALUMINUM COMPONENTS

#59
20130084485
2013-04-04

Electrochemical cells

#60
20120111736
2012-05-10

Sacrificial anode assembly

#61
20120031750
2012-02-09

Multipurpose segmented sacrificial anode

#62
20110183156
2011-07-28

SACRIFICIAL ANODIC COATINGS FOR MAGNESIUM ALLOYS

#63
20110177358
2011-07-21

Protective coating for metal surfaces

#64
20110089047
2011-04-21

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

#65
20110003165
2011-01-06

MULTI-LAYER ANTI-CORROSIVE COATING

#66
20100159272
2010-06-24

Clad metal sheet and heat exchanger tubing etc. made therefrom

#67
20100147500
2010-06-17

CLAD PLATE AND PROCESS FOR PRODUCTION THEREOF

#68
20090252986
2009-10-08

Anti-corrosive coating for metal surfaces

#69
20080190403
2008-08-14

Device for exchanging heat for gases containing acids

#70
20080107560
2008-05-08

Alloy for use in galvanic protection

#71
20070023295
2007-02-01

Apparatus, system and method for extending the life of sacrificial anodes on cathodic protection systems

#72
20060086486
2006-04-27

Heat exchanger, heat exchanger tube member, heat exchanger fin member and process for fabricating the heat exchanger

#73
20050230839
2005-10-20

Fabrication of silicon micro-mechanical structures

#74
20050044989
2005-03-03

Method to prevent rusting and general oxidation for metals and nonmetals

#75
15617214
2018-06-05

Combination apparatus made of sacrificial anode material removably affixed to a shaft of a propeller of an engine of a water craft, the apparatus including removable and replaceable cutting blades

#76
14793665
2016-07-05

Multi use cathodic protection system for steel and reinforced concrete and method of use

#77
14756620
2016-10-04

Method of neutralizing bacteria in sulphur-containing hard water in a water heater