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. 10, 2004
Filed:
Jun. 26, 2002
Applicant:
Inventors:
William John Mahoney, East Aurora, NY (US);
Terrance T. Pavlack, Laporte, IN (US);
Assignee:
Praxair Technology, Inc., Danbury, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23C 5/00 ;
U.S. Cl.
CPC ...
F23C 5/00 ;
Abstract
A coherent jet lance and operating method wherein the need for a lance extension is eliminated using two rings of ports to deliver respectively fuel and oxidant flame envelope gases around the primary gas jets to maintain the gas jets coherent wherein the ports of the two rings are aligned on the lance face.