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

Dispersant for water-based solids-containing fluids and a drilling fluid

Patent ·
OSTI ID:5840021
A dispersant is described for water-based, solids-containing fluids comprising a copolymer of a solufonated styrene monomer and a second monomer neutralized into having an amide substituent and being originally selected from the group consisting of maleic anhydride, maleimide and dimethyl maleate, the copolymer having from 2 to 100 monomer units.
Assignee:
Sun Drilling Products Corp., Bellechasse, LA
Patent Number(s):
US 4581147
OSTI ID:
5840021
Country of Publication:
United States
Language:
English