Wells – Above ground apparatus – With seal for reciprocating member
Patent
1993-10-29
1995-07-25
Britts, Ramon S.
Wells
Above ground apparatus
With seal for reciprocating member
166 88, E21B 1908
Patent
active
054353858
ABSTRACT:
In one form of the invention, an integrated wellhead tubing string (100) having a reduced overall height is disclosed, comprising an integrated casing (104) having a first vertical bore (110) therethrough having a first inside diameter, a second vertical bore partially therethrough and having a second inside diameter, the second inside diameter greater than the first inside diameter, a first horizontal bore (108) therethrough in communication with the first vertical bore and a second horizontal bore (132) partially therethrough and in communication with the first vertical bore and positioned above and orthogonal to the first horizontal bore, a blowout preventer (106) comprising horizontally opposed, reciprocable rams disposed within the first horizontal bore, a production tee (128) formed by a threaded coupling (130) disposed on an outer surface of the integrated casing, the threaded coupling being in communication with the second horizontal bore, a stuffing box (134) disposed within the second vertical bore and a stuffing box cap (140) having an outside diameter substantially equal to the second inside diameter, the stuffing box cap disposed so as to extend partially into the second vertical bore wherein the integrated casing is continuous such that no seals exist between the blowout preventer, the production tee and the stuffing box. Other systems, devices and methods are disclosed.
REFERENCES:
patent: 2179814 (1939-11-01), Conaghan
patent: 3399901 (1965-05-01), Crow et al.
patent: 3416767 (1968-12-01), Blagg
patent: 3817094 (1974-06-01), Montgomery et al.
patent: 3980137 (1976-09-01), Gray
patent: 4289294 (1981-09-01), McLean
patent: 4291768 (1981-09-01), Diehl
patent: 4574881 (1986-03-01), Bednarz
patent: 4580628 (1986-04-01), Schaeper
patent: 4799552 (1989-01-01), Acree
patent: 4844406 (1989-07-01), Wilson
patent: 4860826 (1989-08-01), Land
patent: 4907650 (1990-03-01), Heinonen
patent: 5067563 (1991-11-01), Rode
Woods FIG. G High Temperature Stuffing Box (informational sales brochure) Larkin Products, Inc.
Caption of Picture: Woods FIG. G Hi-Temp Stuffing Box (informational sales brochure) Woods Energy Products, Inc.
Britts Ramon S.
Double-E Inc.
Tsay Frank S.
Tucker L. Dan
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