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. 19, 2013
Filed:
Dec. 07, 2009
Applicants:
Espen Osaland, Sandnes, NO;
Lasse Haugland, Bryne, NO;
Inventors:
Espen Osaland, Sandnes, NO;
Lasse Haugland, Bryne, NO;
Assignee:
Aker Well Service AS, Stavanger, NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 37/00 (2006.01); E21B 23/03 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and a device for removing sediment or other undesired material () from a cavity () in a petroleum well () in which a tool () is moved down into the petroleum well (). The method including placing a detonable charge () in the tool () and detonating the charge () after the tool () has been positioned in the petroleum well ().