skip to main content
OSTI.GOV title logo U.S. Department of Energy
Office of Scientific and Technical Information

Title: Invert emulsion well servicing fluids

Patent ·
OSTI ID:6602018

An invert emulsion well servicing fluid containing an oleaginous phase, an aqueous phase, an invert emulsifier and an effective amount of a solid, particulate polyolefin having a density of about 0.90 gms/cc or greater.

Assignee:
NL Industries Inc.
Patent Number(s):
US 4436636
OSTI ID:
6602018
Resource Relation:
Patent File Date: Filed date 21 Dec 1981; Other Information: PAT-APPL-332652
Country of Publication:
United States
Language:
English