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:
Oct. 16, 1979
Filed:
Apr. 24, 1978
Applicant:
Inventor:
Pierre J Leroy, St. Germain en Laye, FR;
Assignee:
Creusot-Loire, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22B / ;
U.S. Cl.
CPC ...
75 76 ; 75 77 ; 75 78 ;
Abstract
A process for refining molten non-ferrous matte by injecting an oxidizing gas into the matte through at least one multiple, concentric tube tuyere submerged beneath the surface of the matte. The tuyere is cooled by injecting liquid sulfur through the outermost tube of the tuyere.