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:
Mar. 12, 2002
Filed:
Nov. 25, 1998
Applicant:
Inventors:
Claude J. Vercaemer, Houston, TX (US);
Hubertus V. Thomeer, Houston, TX (US);
Robert M. Sorem, Lawrence, KS (US);
Assignee:
Schlumberger Technology Corporation, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 2/900 ; E21B 2/300 ;
U.S. Cl.
CPC ...
E21B 2/900 ; E21B 2/300 ;
Abstract
An expandable tubing ( ) for a well bore hole ( ) in which selected length portions ( ) are weakened by a slot configuration (FIGS. ) to obtain predetermined expansion characteristics. The slot configurations are tailored or selected for a predetermined bore hole length and may be expanded to different radial diameters to conform generally to the peripheral contour of the bore hole. Tubing portions ( ) between the slotted length potions ( ) are unweakened.
Published as: