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:
Apr. 01, 2014
Filed:
Feb. 24, 2010
Applicants:
Chenghua Han, Sugar Land, TX (US);
Hongfa Huang, Sugar Land, TX (US);
Inventors:
Chenghua Han, Sugar Land, TX (US);
Hongfa Huang, Sugar Land, TX (US);
Assignee:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C06B 45/00 (2006.01); C06B 33/00 (2006.01); C06B 33/08 (2006.01); D03D 23/00 (2006.01); D03D 43/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are thermite charges for use in well perforation and downhole fracing. The thermite charges have a core, and optionally a case, where at least one of the core and the case includes thermite material.
Han, Chenghua. (2014). Perforating devices utilizing thermite charges in well perforation and downhole fracing (U.S. Patent No. 8685187). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8685187
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile