The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 23, 1986
Filed:
Oct. 12, 1984
Applicant:
Inventor:
David W Hughes, Houston, TX (US);
Assignee:
Vetco Offshore Industries, Inc., Ventura, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
285 27 ; 285 89 ; 285376 ; 166242 ; 166380 ;
Abstract
A tieback tool 10 and method for connecting conductors 12 to the well system 14 including a body member 36 having dogs 46 for engagement with J-slots 30 in the well system. Entry of some of the dogs 46 in the J-slots 30 during initial stabbing directs and aligns the remaining dogs into the respective J-slots 30. The body 36 is provided with an externally threaded ring rotatable by a running tool 80 after full engagement of the J-slots 30 by the dogs 46 to lock the dogs 46 in the J-slots 30 to clamp the tieback tool in alignment with the well system 14 and to compress a seal ring 60 between the tieback tool 10 and the well system 14.