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. 09, 2022
Filed:
Mar. 12, 2020
Applicant:
Tubemaster, Inc., Louisville, KY (US);
Inventors:
Clifford L Johns, Plano, TX (US);
Dennis Patrick McAndrews, Jeffersonville, IN (US);
Assignee:
Tubemaster, Inc., Louisville, KY (US);
Primary Examiner:
Int. Cl.
CPC ...
B01J 8/00 (2006.01); B01J 8/06 (2006.01);
U.S. Cl.
CPC ...
B01J 8/004 (2013.01); B01J 8/003 (2013.01); B01J 8/06 (2013.01); B01J 2208/00761 (2013.01);
Abstract
An air lance for removing pellets from tubes may include a nozzle with an inner surface having converging and diverging portions adjacent the downstream end of the nozzle to improve air flow. The air lance may include a projection fixed relative to the nozzle and extending beyond the downstream end of the nozzle to serve as a feeler, a poker, and a spacer.