Well completion for injecting high purity oxygen in a fire flood

Details Well completion for injecting high purity oxygen in a fire flood Well completion for injecting high purity oxygen in a fire flood

1982-11-08

1984-04-03

Novosad, Stephen J.

Wells

Processes

In situ combustion

166 77, E21B 43243

Patent

active

044402279

ABSTRACT:
A well completion for an injection well includes continuous tubing disposed within a tubing string. Oxygen is supplied to a fire flood process through the continuous tubing and water is supplied through the tubing string. The tubing string and continuous tubing are valved and seated in a manner which provides for safe injection of high purity oxygen into the subsurface formation.

REFERENCES:
patent: 2584606 (1952-02-01), Merriam et al.
patent: 2994375 (1961-08-01), Hurley
patent: 3135324 (1964-06-01), Marx
patent: 3240270 (1966-03-01), Marx
patent: 3284137 (1966-11-01), Wolber
patent: 3658270 (1972-04-01), Slator et al.
patent: 4031956 (1977-06-01), Terry
patent: 4042026 (1977-08-01), Pusch

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