Apparatus and method for handling a blowout preventer

Wells – Processes – Assembling well part

Reexamination Certificate

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C166S085400

Reexamination Certificate

active

07086474

ABSTRACT:
A blowout preventer handling apparatus including a frame structure, a carriage slidably supported on the frame structure, a raising frame pivotally supported on the carriage, and a positioner mechanism cooperatively connected to the raising frame for receiving the blowout preventer therein and for moving the blowout preventer upwardly-and-downwardly, rotationally, and side-to-side. A tray is slidably supported on the carriage so as to be movable between a first position away from the positioning mechanism to a position directly below the positioning mechanism. An outrigger assembly is selectively movable outwardly of an end of the frame structure.

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patent: 5816565 (1998-10-01), McGuffin
patent: 5957431 (1999-09-01), Serda, Jr.
patent: 6053255 (2000-04-01), Crain
patent: 6079490 (2000-06-01), Newman
patent: 6276450 (2001-08-01), Seneviratne
patent: 2004/0231857 (2004-11-01), Kainer et al.

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