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. 03, 2009
Filed:
Mar. 26, 2007
Applicants:
Andrei Gregory Filippov, Houston, TX (US);
Scott Anthony Benzie, Houston, TX (US);
Dimitri Andrei Filippov, Houston, TX (US);
Inventors:
Andrei Gregory Filippov, Houston, TX (US);
Scott Anthony Benzie, Houston, TX (US);
Dimitri Andrei Filippov, Houston, TX (US);
Assignee:
Mohawk Energy Ltd., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 23/04 (2006.01); B21D 39/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and apparatus for tubular expansion are disclosed. In an embodiment, an apparatus for radially expanding a tubular comprises at least two expansion swages. At least one expansion swage is axially movable relative to other expansion swages. In addition, the apparatus includes sealing means capable of providing fluid tight pressure chambers between the expansion swages and an expanded portion of the tubular.