METHOD FOR DEVELOPMENT OF FIELDS WITH HEAVY AND VISCOUS OILS Russian patent published in 1994 - IPC

Abstract RU 2012786 C1

FIELD: development of fields with heavy and viscous oils. SUBSTANCE: method consists in recovery of oil through horizontal hole of producing well. During oil recovery, solvent, heated to temperature which is higher than initial one, is forced into zone of recovery by means of gas. Heating device is placed into zone of recovery. EFFECT: higher efficiency. 1 dwg

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RU 2 012 786 C1

Authors

Bajazitov Z.A.

Sergeev S.S.

Shagislamov N.N.

Dates

1994-05-15—Published

1991-05-07—Filed