Cryogenic coal bed gas well stimulation method

Details Cryogenic coal bed gas well stimulation method Cryogenic coal bed gas well stimulation method

1994-12-14

1995-11-07

Bagnell, David J.

Wells

Processes

Heating, cooling or insulating

1663051, 299 16, E21B 4325, E21B 43263

Patent

active

054640610

ABSTRACT:
Methane gas recovery from wells extending into subterranean coal seams is stimulated by treatment of near-wellbore coal seam with cryogenic liquid.

REFERENCES:
patent: 4391327 (1983-07-01), DeCarlo
patent: 4400034 (1983-08-01), Chew
patent: 4534413 (1985-08-01), Jaworowsky
patent: 4544037 (1985-10-01), Terry
patent: 5085274 (1992-02-01), Puri et al.
patent: 5147111 (1992-09-01), Montgomery

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