Compositions – Leather or fur treating
Patent
1991-09-27
1993-04-06
Stoll, Robert L.
Compositions
Leather or fur treating
252 8552, 252 8555, 252 8551, 166279, 166304, 166307, 166902, E21B 4307, C11D 748, C23F 1116
Patent
active
052000966
ABSTRACT:
Corrosion inhibitor additives are added directly to an aqueous acid solution used in acidizing subterranean formations. The additives comprise a bismuth compound, a quaternary compound, and a surfactant. The corrosion inhibitor is free of toxic Sb and acetylenic compounds.
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Holifield Phyllis K.
Looney James R.
McDougall Lee A.
Williams Dennis A.
Exxon Chemical Patents Inc.
Graham R. L.
Sayala C.
Stoll Robert L.
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