Method for producing a well in an unconsolidated formation

Details Method for producing a well in an unconsolidated formation Method for producing a well in an unconsolidated formation

1980-11-28

1982-10-12

Novosad, Stephen J.

Wells

Processes

With indicating, testing, measuring or locating

166278, 166303, 175 67, E21B 4304

Patent

active

043534171

ABSTRACT:
A method for producing a well in an unconsolidated formation by forming a sand pack in the well by applying and maintaining a high positive pressure against the cavity walls to prevent cave-in and sloughing of the formation cavity walls until the sand pack is formed comprises (1) controlling the ingress and egress of fluids and removed formation material from inner and outer annuli with a high pressure wash pipe in the well with control valves in each.

REFERENCES:
patent: 2652117 (1953-09-01), Arendt et al.
patent: 2693854 (1954-11-01), Abendroth
patent: 2998065 (1961-08-01), Hildebrandt
patent: 3353599 (1967-11-01), Swift
patent: 3822750 (1974-07-01), Ping
patent: 3951457 (1976-04-01), Redford
patent: 4066127 (1978-01-01), Harnsberger
patent: 4114691 (1978-06-01), Payton
patent: 4124074 (1978-11-01), Allen et al.

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