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

Fracturing process and impregnated propping agent for use therein

Patent ·
OSTI ID:6608318
In a fracturing process, an impregnated propping agent is used that consists of hard granular particles of plant seeds impregnated throughout with a resin insoluble in oil and in water. The size of seed particles is in the range of 4 to 40 mesh in the US Sieve Series. The propping agent can be shells of black walnuts. The resin can be an epoxy resin or a furfuryl alcohol resin. The particles have a roundness and sphericity in excess of about 0.7.
Assignee:
Gulf Research and Development Co.
Patent Number(s):
US 3254717
OSTI ID:
6608318
Country of Publication:
United States
Language:
English