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:
Jul. 19, 2022
Filed:
Oct. 29, 2018
Applicant:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Inventors:
Rakesh Singh, Pune, IN;
Ke Ken Li, Sugar Land, TX (US);
Michael Hui Du, Manvel, TX (US);
Fei Song, Sugar Land, TX (US);
Stephen Ray Stafford, Conroe, TX (US);
Anthony Louis Williams Collins, Houston, TX (US);
Keith Moriarty, Houston, TX (US);
Doyle Brinegar, Conroe, TX (US);
Assignee:
SCHLUMBERGER TECHNOLOGY CORPORATION, Sugar Land, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21H 3/04 (2006.01); B23G 9/00 (2006.01);
U.S. Cl.
CPC ...
B21H 3/04 (2013.01); B21H 3/042 (2013.01); B23G 9/009 (2013.01);
Abstract
A device for cold rolling a thread on a tubular support member of a rotary shouldered thread connection includes obtaining an original root depth of a thread root, cold rolling the thread until a minimum increased root depth tolerance is achieved.