Method of recovering hydrocarbons from an underground formation

Details Method of recovering hydrocarbons from an underground formation Method of recovering hydrocarbons from an underground formation

1985-04-15

1987-02-17

Novosad, Stephen J.

Wells

Processes

Heating, cooling or insulating

1663051, E21B 4324

Patent

active

046432574

ABSTRACT:
To prevent dissolution of siliceous grains or siliceous bonds between grains in or around a well when aqueous fluid is passed through the well in an oil recovery process, the siliceous solids are at least once treated with a solution of Co ions in a solvent such as water.

REFERENCES:
patent: 3393737 (1968-07-01), Richardson
patent: 3438443 (1969-04-01), Prats et al.
patent: 4078610 (1978-03-01), Arnold
patent: 4102398 (1978-07-01), Harnsberger
patent: 4475595 (1984-10-01), Watkins et al.
patent: 4506733 (1985-03-01), Hyne et al.

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