Cleaning and liquid contact with solids – Processes – Hollow work – internal surface treatment
Patent
1998-02-13
1999-12-14
Warden, Jill
Cleaning and liquid contact with solids
Processes
Hollow work, internal surface treatment
507211, E21B 3305
Patent
active
060004126
ABSTRACT:
A method for removing deposits of heavy hydrocarbonaceous materials and finely divided inorganic particulate matter from a tank using a composition containing an alkyl polyglycoside, an ethoxylated alcohol, a caustic and an alkyl alcohol.
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Blumer David J.
Bohon William Mark
Chan Albert F.
Ly Kieu T.
McLelland William G.
Atlantic Richfield Company
Scott F. Lindsey
Warden Jill
Wilkins Yolanda E.
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