Well cleanout using caustic alkyl polyglycoside compositions

Details Well cleanout using caustic alkyl polyglycoside compositions Well cleanout using caustic alkyl polyglycoside compositions

1994-03-29

1994-12-20

Geist, Gary

Earth boring, well treating, and oil field chemistry

Well treating

Contains organic component

166312, 166291, 507221, 507227, 507228, 507261, 507262, 507219, 507927, 507929, 507234, E21B 3305

Patent

active

053743610

ABSTRACT:
Oil and gas wells and injection wells are cleaned of oil-based drilling muds, pipe thread compounds, other oil contaminants, cement and contaminants in injection water by a composition comprising fresh water or seawater, one-half to ten percent concentration of an alkyl polyglycoside surfactant and one to ten percent of a caustic agent such as sodium hydroxide, potassium hydroxide or ammonium hydroxide.

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