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:
Jun. 12, 2001
Filed:
Jun. 02, 1999
Rodney J. Dry, City Beach, AU;
Cecil Peter Bates, Mount Pleasant, AU;
Ralph M. Weber, late of Rio De Janeiro, BR;
Technological Resources Pty. Ltd., Melbourne, AU;
Abstract
A lance (,) for injecting a feed material, preferably a solid feed material, into a metallurgical vessel, is disclosed. The lance comprises: an inlet (,) for introducing the feed material into the lance; an outlet (,) at a forward end of the lance (,) for discharging the feed material from the lance (,); a hollow elongate member (,) that defines a passageway (,) for the feed material between the inlet (,) and the outlet (,) and is adapted to be cooled by a first cooling fluid; and an outer jacket (,) positioned around a section of the length of the member (,) and is adapted to be cooled by a second cooling fluid.