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:
May. 22, 2012
Filed:
Dec. 10, 2009
Frank Benjamin Springett, Spring, TX (US);
Dean A. Bennett, Houston, TX (US);
David Gilbert Reid, Spring, TX (US);
Frank Benjamin Springett, Spring, TX (US);
Dean A. Bennett, Houston, TX (US);
David Gilbert Reid, Spring, TX (US);
National Oilwell Varco L.P., Houston, TX (US);
Abstract
A multi-function multi-hole rig including multiple machines for accomplishing various rig functions, e.g., drilling machine(s), tripping machine(s), casing machine(s), cementing machine(s), workover machine(s), etc., for drilling, completing and/or working over multiple wellbores without moving the rig. Rig functions may be performed one after the other and/or simultaneously, while allowing other functions related to completion and production to continue simultaneously.