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. 05, 2019
Filed:
Aug. 10, 2016
Applicant:
Weatherford Technology Holdings, Llc, Houston, TX (US);
Inventors:
Christina Karin Hebebrand, Hannover, DE;
Bjoern Thiemann, Burgwedel, DE;
Martin Liess, Seelze, DE;
Frank Wern, Hannover, DE;
Aicam Zouhair, Houston, TX (US);
John Fielding Ownby, Houston, TX (US);
Assignee:
WEATHERFORD TECHNOLOGY HOLDINGS, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 19/16 (2006.01); E21B 3/02 (2006.01); E21B 44/00 (2006.01); E21B 47/00 (2012.01); G06T 7/00 (2017.01); E21B 19/00 (2006.01);
U.S. Cl.
CPC ...
E21B 19/165 (2013.01); E21B 3/02 (2013.01); E21B 19/00 (2013.01); E21B 44/00 (2013.01); E21B 47/0002 (2013.01); G06T 7/0004 (2013.01); G06T 2207/10012 (2013.01);
Abstract
A modular top drive system for construction of a wellbore includes an alignment assembly configured to align a tool with a top drive unit to facilitate automatic tool installation during rig up.