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:
Feb. 14, 1984
Filed:
Feb. 01, 1982
Applicant:
Inventor:
Hans J Weiss, Frankfurt am Main, DE;
Assignee:
Metallgesellschaft Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F27D / ; F27B / ;
U.S. Cl.
CPC ...
432 85 ; 202136 ; 414210 ; 414216 ; 432138 ;
Abstract
The rotary hearth furnace plant for heating granular high-carbon solids comprises an approximately funnel-shaped hearth, which rotates on a vertical axis and has a central outlet, which is disposed over a rotary table, on which the heated solids are moved by means of blades to an exit. The outlet of the rotary hearth furnace is disposed over the radially outer portion of the rotary table, which has a raised rim and a centrally disposed exit. A gastight hood is disposed between the rim of the rotary table and the rotary hearth.