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. 21, 2007
Filed:
Apr. 15, 2004
Applicants:
Gordon A. Tibbitts, Murray, UT (US);
Paul O. Padgett, Cody, WY (US);
Harry B. Curlett, Cody, WY (US);
Samuel R. Curlett, Powell, WY (US);
Nathan J. Harder, Powell, WY (US);
Inventors:
Gordon A. Tibbitts, Murray, UT (US);
Paul O. Padgett, Cody, WY (US);
Harry B. Curlett, Cody, WY (US);
Samuel R. Curlett, Powell, WY (US);
Nathan J. Harder, Powell, WY (US);
Assignee:
Particle Drilling, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A drill bit for drilling a well bore using solid material impactors comprising a nozzle and a cavity for accelerating the velocity of the solid material impactors and directing flow of the solid material impactors through the nozzle. The drill bit may also comprise a junk slot for return flow of the drilling fluid and solid material impactors.