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:
Jan. 12, 1982
Filed:
Apr. 28, 1980
Applicant:
Inventor:
Adam T Bourgoyne, Jr, Baton Rouge, LA (US);
Assignee:
Otis Engineering Corporation, Dallas, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ; E21B / ;
U.S. Cl.
CPC ...
175 48 ; 175 65 ; 175207 ; 175317 ;
Abstract
A method of removing fluids entering into a well bore from a well formation while the well is being drilled, such as gas, in which the gas bubble is chopped into small bubbles by mixing the gas with drilling mud and pumping the mixed gas and drilling mud upwardly through the drill string-bore hole annulus and removing it from the well.