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. 05, 2014
Filed:
Dec. 19, 2007
Applicant:
Mark William Alberty, Houston, TX (US);
Inventor:
Mark William Alberty, Houston, TX (US);
Assignee:
BP Corporation North America Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 47/00 (2012.01);
U.S. Cl.
CPC ...
Abstract
A method for the detection of gas invading a wellbore during drilling by the influx of fluids which contain gas from the formations penetrated by a wellbore.