Well production system to prevent cave-in and sloughing in uncon

Details Well production system to prevent cave-in and sloughing in uncon Well production system to prevent cave-in and sloughing in uncon

1980-11-28

1982-09-21

Novosad, Stephen J.

Wells

Means for forming filter beds

166278, 166303, E21B 4304

Patent

active

043502032

ABSTRACT:
A well production system for controlling ingress and egress of high pressure fluid through the annuli formed between the well and a screen support tube internally thereof, and the screen support tube and an internal high pressure wash pipe with valves for maintaining constant high fluid pressure against the overburden during work in the well, as during drilling of an enlarged cavity therein for preventing cave-in and sloughing of the unconsolidated formation well walls until a sand pack is formed and the well producing.

REFERENCES:
patent: 1530221 (1925-03-01), Uren
patent: 2154461 (1939-04-01), Layne
patent: 2205422 (1940-06-01), Layne
patent: 2349062 (1944-05-01), Uren
patent: 2597554 (1952-05-01), West
patent: 2941594 (1960-06-01), Ladd et al.
patent: 3393736 (1968-07-01), Goodwin
patent: 3822750 (1974-07-01), Ping
patent: 3951457 (1976-04-01), Redford
patent: 4066127 (1978-01-01), Harnsberger
patent: 4114691 (1978-09-01), Payton
patent: 4124074 (1978-11-01), Allen et al.

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