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:
May. 28, 2019
Filed:
May. 03, 2018
Applicant:
Coil Solutions, Inc., Alice, TX (US);
Inventor:
Robert Kletzel, Medicine Hat, CA;
Assignee:
COIL SOLUTIONS, INC., Alice, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
E21B 12/00 (2006.01);
U.S. Cl.
CPC ...
E21B 12/00 (2013.01);
Abstract
A bit jet enhancement tool comprises two or more separate flow paths, and each of the flow paths has multiple hollow chambers connected in series; each of the hollow chambers comprises a first constricted chamber with a fluid entry, a first expansion chamber located adjacent to the lower end of the first constricted chamber, a second constricted chamber with the upper end connected to the lower end of the first expansion chamber; a separate second expansion chamber connected to the lower ends of a plurality of the second constricted chambers; and a single port located adjacent to the lower end of the second expansion chamber.