Back-up connector release tool

Details Back-up connector release tool Back-up connector release tool

1992-02-10

1993-12-28

Taylor, Dennis L.

Hydraulic and earth engineering

Subterranean or submarine pipe or cable laying, retrieving,...

Submerging, raising, or manipulating line of pipe or cable...

405191, 4052231, F16L 112

Patent

active

052733769

ABSTRACT:
An emergency release tool for operation by a remotely operated vehicle (ROV) for forcefully releasing a riser from a subsea well assembly The tool includes hydraulic cylinders mounted on a frame that can be positioned by the remotely operated vehicle to surround the risers. The cylinders are pressurized to forcefully remove the riser from the wellhead assembly.

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