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:
Nov. 11, 1986
Filed:
May. 18, 1984
Applicant:
Inventors:
Richard C Babb, Houston, TX (US);
Tommy K Griffin, Lafayette, LA (US);
Assignee:
Hughes Tool Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23P / ; E21B / ; E21B / ; F16L / ;
U.S. Cl.
CPC ...
29433 ; 29241 ; 29700 ; 166 77 ; 285 18 ;
Abstract
An apparatus and method for inserting coiled tubing into a drill string in an oil well. The apparatus has a coiled tubing injector head, pressure control equipment, and a quick connect coupling. The coupling will connect to a tool joint on the drill string or to a saver sub threaded onto the drill string. The method includes lowering the apparatus until the quick connect coupling latches onto the tool joint or saver sub.