Retrieving tool for wellhead packing

Handling: hand and hoist-line implements – Grapple – Well type

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

294 8615, 294 8618, 294 8624, 294 8634, E21B 3102

Patent

active

039442730

ABSTRACT:
A retrieving tool has resilient fingers engageable with a pulling collar of the actuator ring of a wedge locked underwater wellhead packing to release the lock and the packing for retrieval from the wellhead. The retrieving tool has a body connected to a running pipe string and provided with washing ports. In one form the resilient fingers are releasable from the pulling collar in response to fluid pressure supplied through the running string.

REFERENCES:
patent: 1757363 (1930-05-01), Fischbach
patent: 1917135 (1933-07-01), Littell
patent: 2232949 (1941-02-01), Jones et al.
patent: 2243419 (1941-05-01), Festervan et al.
patent: 2804927 (1957-09-01), Hall
patent: 3150718 (1964-09-01), Crowe
patent: 3208788 (1965-09-01), Roark
patent: 3352593 (1967-11-01), Webb
patent: 3698756 (1972-10-01), Groves

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Retrieving tool for wellhead packing does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Retrieving tool for wellhead packing, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Retrieving tool for wellhead packing will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-289219

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.