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Title: Process for cementing geothermal wells

Patent ·
OSTI ID:865689

A pumpable slurry of coal-filled furfuryl alcohol, furfural, and/or a low molecular weight mono- or copolymer thereof containing, preferably, a catalytic amount of a soluble acid catalyst is used to cement a casing in a geothermal well.

Research Organization:
DOW CHEMICAL CO
DOE Contract Number:
AC02-77ET28324
Assignee:
Dow Chemical Company (Midland, MI)
Patent Number(s):
US 4556109
OSTI ID:
865689
Country of Publication:
United States
Language:
English