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:
Mar. 04, 2014
Filed:
Jan. 11, 2011
Applicants:
Hamid Ali Abbasi, Naperville, IL (US);
Roger Schultz, Ninnekah, OK (US);
Inventors:
Hamid Ali Abbasi, Naperville, IL (US);
Roger Schultz, Ninnekah, OK (US);
Assignees:
Gas Technology Institute, Des Plaines, IL (US);
Halliburton Energy Services, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 26/14 (2006.01); B23K 26/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for purging of, and debris removal from, a hole created with laser energy in which a swirling purge gas stream is provided in a hole containing debris to be removed, imparting a swirl to the debris and lifting the debris from a bottom of the hole. In accordance with one embodiment, the purge gas is swirled in a purge gas nozzle providing purge gas into the hole. In accordance with another embodiment of this invention, the purge gas is swirled directly in the hole.