Title:
HORIZONTAL SPOOL TREE ASSEMBLY
Document Type and Number:
WIPO Patent Application WO2002097008
Kind Code:
A3
Abstract:
A horizontal spool tree assembly (10) is provided for supporting a production tubing string (22) within a well below a BOP. The spool body (12) includes a laterally extending passageway (36) which is in fluid communication with a similar laterally extending passageway (34) provided in a tubing hanger (20). The tubing hanger includes a central bore for fluid communication with the production tubing string, and a workever flow path (30) extending axially through the tubing hanger, with a workover valve (32) provided for controlling the fluid flow in the workover passageway. An annulus port (70) extends laterally through the spool body, and an annulus valve (72) controls fluid flow through the annulus port.
Inventors:
DEBERRY BLAKE T (US)
Application Number:
PCT/US2002/016498
Publication Date:
October 30, 2003
Filing Date:
May 24, 2002
Export Citation:
Assignee:
DRIL QUIP INC (US)
DEBERRY BLAKE T (US)
DEBERRY BLAKE T (US)
International Classes:
E21B33/035; (IPC1-7): E21B19/00; E21B29/12
Foreign References:
| US5992527A | 1999-11-30 | |||
| US5535826A | 1996-07-16 | |||
| US5299641A | 1994-04-05 | |||
| US4629003A | 1986-12-16 | |||
| US3331437A | 1967-07-18 |
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