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:
Sep. 29, 2015
Filed:
Mar. 20, 2007
Applicants:
Elena Pershikova, Moscow, RU;
Joseph Eamonn O'neill, Katy, TX (US);
Inventors:
Elena Pershikova, Moscow, RU;
Joseph Eamonn O'Neill, Katy, TX (US);
Assignee:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/80 (2006.01); E21B 43/267 (2006.01);
U.S. Cl.
CPC ...
C09K 8/80 (2013.01);
Abstract
This invention relates to the oil and gas industry and can be used to prevent fracture closure by pumping special particulates (proppant) into the fracture after reservoir hydraulic fracturing. According to the invention, the proppant is particulates of sintered ceramic material which are shaped ideal spheres. The use of this type of proppant may increase the well production by 25%.