Blowout preventer stack landing assist tool

Details Blowout preventer stack landing assist tool Blowout preventer stack landing assist tool

2008-05-27

2008-05-27

Wright, Giovanna C (Department: 3672)

Wells

Submerged well

Connection or disconnection of submerged members remotely...

C166S341000, C166S345000

Reexamination Certificate

active

11038721

ABSTRACT:
A blowout preventer stack landing assist tool and landing tool adapter joint for use with a standard telescoping joint used in oil and gas drilling operations that allows lifting and moving of the riser string and blowout preventer stack without requiring disconnection of the telescoping joint, tensioning lines and associated piping from the riser string connection.

REFERENCES:
patent: 3721292 (1973-03-01), Ahlstone
patent: 4667986 (1987-05-01), Johnson
patent: 6260624 (2001-07-01), Pallini
patent: 6540024 (2003-04-01), Pallini et al.
patent: 0338154 (1989-10-01), None
patent: 0448871 (1994-07-01), None
UK Patent Office Combined Search and Examination Report for Appln. No. GB0601070.6 dated: Apr. 12, 2006 (pp. 4).

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