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:
Aug. 18, 2015
Filed:
Nov. 30, 2011
Applicant:
Vladimir Stehle, Kassel, DE;
Inventor:
Vladimir Stehle, Kassel, DE;
Assignee:
WINTERSHALL HOLDING GmbH, Kassel, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 43/11 (2006.01); E21B 43/263 (2006.01); E21B 43/116 (2006.01);
U.S. Cl.
CPC ...
E21B 43/11 (2013.01); E21B 43/116 (2013.01); E21B 43/263 (2013.01);
Abstract
A device for well stimulation comprising a carrying element () with a first delimiting element () and a second delimiting element (), also at least one charge pack (), which comprises one or more charge units () of a solid fuel, and also at least one detonator () for detonating the at least one charge pack (), the charge pack or the charge packs being arranged on the carrying element () between the delimiting elements (), wherein the charge units () are configured as cylinders with a continuous axial clearance, and the carrying element () is formed as a rod or cable and is led through the axial clearances.