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U.S. Department of Energy
Office of Scientific and Technical Information

Treatment of residual earth drilling muds

Patent ·
OSTI ID:5230599
Treatment of residual earth drilling muds to achieve a partial dehydration of the same by addition of a series of flocculating agents and then mechanically separating the liquid of the mud from the flocculated solids is described.
Assignee:
Societe Nationale Elf Aquitaine (Production)
Patent Number(s):
US 4174278
OSTI ID:
5230599
Country of Publication:
United States
Language:
English