Controlling corrosion in gas-containing aqueous drilling fluid

Details Controlling corrosion in gas-containing aqueous drilling fluid Controlling corrosion in gas-containing aqueous drilling fluid

1976-05-04

1978-05-30

Guynn, Herbert B.

Compositions

Leather or fur treating

175 69, 175 71, 252 85C, C09K 702, C09K 708

Patent

active

040922529

ABSTRACT:
A composition and method for drilling wells through subterranean strata containing high temperature aqueous fluids using a gas-containing aqueous drilling fluid containing an alkaline material to raise the pH of the drilling fluid to provide corrosion protection in the liquid phase and a volatile water-soluble nitrogen-containing compound to provide corrosion protection in the gaseous phase.

REFERENCES:
patent: 2515207 (1950-07-01), Fisher
patent: 2650197 (1953-08-01), Rahn
patent: 2889276 (1959-06-01), Barrett et al.
patent: 2923681 (1960-02-01), Hein et al.
patent: 3307625 (1967-03-01), Johnson et al.
patent: 3313362 (1967-04-01), Schneider
patent: 3486560 (1969-12-01), Hutchison et al.
patent: 3749554 (1973-09-01), Fischer et al.
patent: 4013568 (1977-03-01), Fischer et al.

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