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:
Sep. 27, 1988
Filed:
Sep. 02, 1987
Applicant:
Inventors:
Antonio Carminati, Milan, IT;
Andrea Perillo, Rome, IT;
Assignee:
Shamprogetti S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C21B / ;
U.S. Cl.
CPC ...
266285 ; 266214 ;
Abstract
A tank furnace for the metallurgical treatment of non-ferrous metals, consisting of a refractory hearth in the form of an inverted arch disposed on perimetral plate assemblies which are able to move in order to compensate for hearth expansion, a containing belt formed of metal box elements, and walls and a crown of refractory material, said elements being separately supported by an external frame and being able to slide relative to each other due to thermal expansion.