Wells – Processes – Placing or shifting well part
Reexamination Certificate
2006-09-19
2008-11-18
Gay, Jennifer H (Department: 3672)
Wells
Processes
Placing or shifting well part
C166S212000, C166S214000, C166S217000, C166S215000
Reexamination Certificate
active
07451827
ABSTRACT:
A device for anchoring a casing into a well bore, the device comprising an anchor body mounted in a tool string and a plurality of radially expanding fingers that are mounted in a fingers assembly in a retracted position and they move to an extending position wherein the fingers extend radially from the tool string for anchor against the well bore wall.
REFERENCES:
patent: 1050127 (1913-01-01), Guiberson
patent: 2227347 (1940-12-01), Johnson
patent: 2667926 (1954-02-01), Alexander
patent: 2741316 (1956-04-01), Long
patent: 2942666 (1960-06-01), Boer et al.
patent: 3036640 (1962-05-01), Clark, Jr.
patent: 3382929 (1968-05-01), Plunk
patent: 3581817 (1971-06-01), Kammerer, Jr.
patent: 4156460 (1979-05-01), Crowe
patent: 4180131 (1979-12-01), Chammas
patent: 4311194 (1982-01-01), White
patent: 4444252 (1984-04-01), Fisher, Jr.
patent: 4911237 (1990-03-01), Melenyzer
patent: 4941532 (1990-07-01), Hurt et al.
patent: 4971146 (1990-11-01), Terrell
patent: 5361834 (1994-11-01), Cox
patent: 5829531 (1998-11-01), Hebert et al.
patent: 6311778 (2001-11-01), Carisella et al.
patent: 2004/0069502 (2004-04-01), Luke
patent: 2005/0269073 (2005-12-01), Ruttley et al.
Cottlieb, Rackman & Reisman
Gay Jennifer H
Hutchins Cathleen R
LandOfFree
Anchoring device for casing procedures in well bores does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Anchoring device for casing procedures in well bores, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Anchoring device for casing procedures in well bores will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4030874