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:
Apr. 03, 2001
Filed:
Apr. 25, 2000
Applicant:
Inventor:
Valery G. Shver, Alpharetta, GA (US);
Assignee:
Process Technology International, Inc., Tucker, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F27D 1/00 ;
U.S. Cl.
CPC ...
F27D 1/00 ;
Abstract
An improved apparatus for EAF steelmaking providing a lance for the injection of oxidizing gas, preferably oxygen, or other metallurgical gases and particulate materials into a steelmaking process. In one embodiment, the apparatus comprises a lance body configuration which has a central conduit for the supply of a pressurized flow of oxygen. A consumable lance tip made of refractory material is connected to the lance body such that it is in fluid communication with the central conduit.