| |
 |
|
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 |
| 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 |
|
|
|
