Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component
Patent
1994-02-16
1996-10-22
Gibson, Sharon
Earth boring, well treating, and oil field chemistry
Earth boring
Contains organic component
507261, 507244, 507136, C09K 700
Patent
active
055676758
ABSTRACT:
New compositions are disclosed that are useful for the prevention of sludge or emulsions during the drilling or workover of producing oil wells. These compositions are comprised of a N,N-dialkyl amide of a fatty acid, a hydrocarbon solvent for petroleum and a mutual oil/water solvent. Also taught and claimed is a method of preventing such sludge or emulsion formation or of breaking the same after it is formed.
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Hawley's Condensed Chemical Dictionary 11th edition, 1987 p. 488.
Buckman Laboratories Int'l., Inc.
Buckman Laboratories of Canada, Ltd.
Fee Valerie
Gibson Sharon
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