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. 18, 2004
Filed:
Aug. 29, 2002
Applicant:
Inventor:
Joseph Shu Yian Liew, Singapore, SG;
Assignee:
FMC Technologies, Inc., Chicago, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 4/312 ;
U.S. Cl.
CPC ...
E21B 4/312 ;
Abstract
A method for drilling a plurality of well bores through a single conductor housing which comprises providing a base plate which includes at least first and second well slots that extend therethrough, supporting the base plate on the conductor housing, suspending a temporary casing string from the first well slot, drilling a first well bore through the second well slot, removing the temporary casing string from the first well slot, and then drilling a second well bore through the first well slot.