Ground electrode backfill composition

Compositions – Electrically conductive or emissive compositions – Elemental carbon containing

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252502, 106307, 174 6, 204294, H01B 106

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active

040187152

ABSTRACT:
A low resistance backfill material for use in anode beds for cathodic protection of subsurface metallic structures. The backfill material consists of a mixture of carbonaceous materials, a lubricant, and a surfactant, which material may be mixed with water and pumped as a high density fluidized suspension into the anode bed.

REFERENCES:
patent: 2553654 (1951-05-01), Heise
patent: 3725669 (1973-04-01), Tatum
patent: 3853793 (1974-12-01), Brown et al.
patent: 3857991 (1974-12-01), Higashimura et al.

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