C23F2213/20 - CPC Classification Index

ClassID:

120684 ⎘

C23F2213/20 - CPC Classification

Classification description:

Aspects of inhibiting corrosion of metals by anodic or cathodic protection Constructional parts or assemblies of the anodic or cathodic protection apparatus

Sub-classes:

C23F2213/21 » combining at least two types of anodic or cathodic protection 34
C23F2213/22 » characterized by the ionic conductor, e.g. humectant, hydratant or backfill 25

Recent Application in this class:

20230193480

2023-06-22

Cathodic protection system and method

20210238751

2021-08-05

Two terminal corrosion protection device, system, and method

20190145011

2019-05-16

Visual electrolytic corrosion indication and prevention apparatus

20190085468

2019-03-21

Systems and methods for providing monitored and controlled cathodic protection potential

20190010616

2019-01-10

Visual electrolytic corrosion indication and prevention apparatus

20170342571

2017-11-30

Electrical contact element

20150184788

2015-07-02

Pipeline and methods

20120261270

2012-10-18

Sacrificial anode and treatment of concrete

15901917

2020-06-23

Thermal interference fit anode assembly for cathodic protection

#10

13944383

2016-02-02

Controlled corrosion release system