Encyclopedia
Cathodic protection
Cathodic protection - electrochemical protection of a metallic structure by connecting it to the negative pole of a direct current source, while the anode is connected to the positive pole of the same source
Source: ORDER OF THE MINISTRY OF ENERGY OF RUSSIAN FEDERATION dated December 29, 2001 No. 375
"ON THE INTRODUCTION INTO FORCE OF INSTRUCTIONS FOR PROTECTION OF URBAN UNDERGROUND PIPELINES FROM CORROSION (RD 153-39.4-091-01)"