Underground backfill for magnesium anodes

Details Underground backfill for magnesium anodes Underground backfill for magnesium anodes

1982-03-01

1984-01-24

Bell, Mark

Chemistry: electrical and wave energy

Processes and products

Vacuum arc discharge coating

501141, 501146, 501148, 106DIG4, 106900, 204148, C23F 1300, C04B 3313

Patent

active

044275170

ABSTRACT:
A mixture of CaSO.sub.3 and bentonite, where the bentonite contains a substantial amount of alkaline earth metal bentonite, e.g., Ca-bentonite, is useful as a backfill composition for underground magnesium galvanic anodes. The backfill may optionally, and beneficially, contain sodium sulfite.

REFERENCES:
patent: 2478479 (1949-08-01), Grebe et al.
patent: 2480087 (1949-08-01), Robinson et al.
patent: 2525665 (1950-10-01), Glesner et al.
patent: 2527361 (1950-10-01), Hunter
patent: 2567855 (1951-09-01), Pippin et al.
patent: 2601214 (1952-06-01), Robinson et al.
patent: 2810690 (1957-10-01), Campise et al.

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