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.:

US 8408318 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 02, 2013

Filed:

Dec. 11, 2008
Applicant:

Petrus Cornelis Kriesels, Rijswijk, NL;

Inventor:

Petrus Cornelis Kriesels, Rijswijk, NL;

Assignee:

Shell Oil Company, Houston, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for radially expanding a tubular element in a wellbore formed in an earth formation comprises arranging the tubular element in the wellbore such that a lower end portion of the wall of the tubular element extends radially outward and in an axially reverse direction so as to form an expanded tubular section extending around a remaining tubular section of the tubular element. An annular space is defined between said expanded and remaining tubular sections. The expanded tubular section is axially extended by moving the remaining section downward relative to the expanded section so that said lower end portion of the wall bends radially outward and in an axially reverse direction. A tube is positioned in the annular space so that the tube extends substantially concentrically with the expanded section and is arranged to support at least one of the remaining section and the expanded tubular section.


Find Patent Forward Citations

Kriesels, Petrus. (2013). Method of expanding a tubular element in a wellbore (U.S. Patent No. 8408318). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8408318

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