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 9464481 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 11, 2016

Filed:

Jan. 12, 2012
Applicants:

Petrus Cornelis Kriesels, Rijswijk, NL;

Paolo Lisandrin, Latina, IT;

Inventors:

Petrus Cornelis Kriesels, Rijswijk, NL;

Paolo Lisandrin, Latina, IT;

Assignee:

Shell Oil Company, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/06 (2006.01); E21B 43/10 (2006.01); E21B 7/20 (2006.01);
U.S. Cl.
CPC ...
E21B 7/062 (2013.01); E21B 7/067 (2013.01); E21B 7/068 (2013.01); E21B 7/20 (2013.01); E21B 43/103 (2013.01); E21B 43/108 (2013.01);
Abstract

The invention relates to a system and method for radially expanding a tubular element. The method comprises the steps of bending the tubular element radially outward and in axially reverse direction so as to form an expanded tubular section extending around an unexpanded tubular section, wherein bending occurs in a bending zone; increasing the length of the expanded tubular section by pushing the unexpanded tubular section in axial direction relative to the expanded tubular section; operating a drill string, which extends through the unexpanded tubular section and is provided with a drill bit at a downhole end thereof, to drill a borehole; and operating directional drilling means, which are coupled to the drill string, to deviate the borehole and direct the borehole along a predetermined path.


Find Patent Forward Citations

Kriesels, Petrus. (2016). Method and system for radially expanding a tubular element and directional drilling (U.S. Patent No. 9464481). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9464481

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