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Class Information
Number: 307/95
Name: Electrical transmission or interconnection systems > Anti-electrolysis
Description: Subject matter relating to systems for preventing damage by electrolysis.

Patents under this class:

Patent Number Title Of Patent Date Issued
8638009 Corrosion reducing two-wire control systems Jan. 28, 2014
8298397 Auxiliary device, a marine surface vessel, and a method for corrosion protection in a marine construction Oct. 30, 2012
7854832 Signal processing device and control unit Dec. 21, 2010
7817055 Boat power isolator adapter Oct. 19, 2010
7381312 Cathodic protection system for a marine propulsion device with a ceramic conductor Jun. 3, 2008
7198706 Method for inhibiting corrosion of metal Apr. 3, 2007
7064459 Method of inhibiting corrosion of a component of a marine vessel Jun. 20, 2006
6567522 Voltage alternating switch circuit May. 20, 2003
6508349 Parking meter with electric grounding arrangement for corrosion reduction Jan. 21, 2003
6046515 Process and apparatus for preventing oxidation of metal Apr. 4, 2000
5840164 Galvanic isolator Nov. 24, 1998
5747892 Galvanic isolator fault monitor May. 5, 1998
5627414 Automatic marine cathodic protection system using galvanic anodes May. 6, 1997
5574317 Device for compensation of an alternating voltage which occurs between a medium and a metallic pipeline disposed in the medium Nov. 12, 1996
5541459 Device for compensation of an alternating voltage which occurs between a medium and a metallic pipeline disposed in the medium Jul. 30, 1996
5489808 Electric circuit substrate apparatus Feb. 6, 1996
5298794 Electrical anticorrosion device for marine propulsion device Mar. 29, 1994
5077486 Power supply for cathodic protection system Dec. 31, 1991
4894135 Electrolyte IR voltage compensator for cathodic protection systems or the like Jan. 16, 1990
4826577 Control system for electrochemical protection on submersible metal structures May. 2, 1989
4823072 Measurement of the polarized potential of buried pipeline having impressed current cathodic protection Apr. 18, 1989
4767512 Process and apparatus for preventing oxidation of metal by capactive coupling Aug. 30, 1988
4710644 Replaceable deep anode system Dec. 1, 1987
4664764 Cathodic protection of structures May. 12, 1987
4626875 Apparatus for liquid-jet recording wherein a potential is applied to the liquid Dec. 2, 1986
4528460 Cathodic protection controller Jul. 9, 1985
4492877 Electrode apparatus for cathodic protection Jan. 8, 1985
4383900 Apparatus and method for measuring the IR drop free cathodic protection potential created by a rectifier and controlling rectifier operation to achieve a desired level thereof May. 17, 1983
4322633 Marine cathodic protection system Mar. 30, 1982
4309263 Cathodic clamp apparatus Jan. 5, 1982
4280124 Corrosion detector Jul. 21, 1981
4219807 Sensor system for an impressed cathodic protection circuit Aug. 26, 1980
4195197 Corrosion resistant URD cable Mar. 25, 1980
4184938 Apparatus for reducing electrolytic interference with metal structures Jan. 22, 1980
4160171 Method and apparatus for determining the reference voltage in an impressed current corrosion protection system Jul. 3, 1979
4147608 Impressed current cathodic protection Apr. 3, 1979
4145030 Grounded fence fabric Mar. 20, 1979
4136309 Power output control circuit for solar-powered cathodic protection system Jan. 23, 1979
4129743 Terminal box for underground electrical conductors Dec. 12, 1978
4117345 Marine ground isolator Sep. 26, 1978
4091291 System for underground distribution of electrical power and electrical cable construction for use therein May. 23, 1978
4090170 Process and apparatus for investigating the activity of a cathodic protection unit May. 16, 1978
3990478 Combined strengthening and corrosion protection of pipelines Nov. 9, 1976
3959664 Anticorrosive circuit for a buried structure May. 25, 1976
3953742 Cathodic protection monitoring apparatus for marine propulsion device Apr. 27, 1976

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