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. 28, 2010
Filed:
Dec. 14, 2006
Applicants:
Pingjun Guo, Pearland, TX (US);
Padmakar Deo, The Woodlands, TX (US);
Inventors:
Pingjun Guo, Pearland, TX (US);
Padmakar Deo, The Woodlands, TX (US);
Assignee:
Baker Hughes Incorporated, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01V 5/10 (2006.01); G01V 5/00 (2006.01); E21B 47/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A C/O ratio is determined using measurements of inelastically scattered gamma rays with a pulsed neutron source. Combined with look-up tables, the C/O measurement is used as an indicator of formation fluid influx into wellbore such as gas kick.
Guo, Pingjun. (2010). Method and apparatus for fluid influx detection while drilling (U.S. Patent No. 7804060). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7804060
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile