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:
May. 24, 1977
Filed:
Oct. 17, 1973
Applicant:
Inventor:
Heinrich Buchner, Niederkassel-Ranzel, DT;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
F27B / ; F26B / ;
U.S. Cl.
CPC ...
432 58 ; 34 5 / ; 34 5 / ; 432106 ;
Abstract
A device for treating granular or lumpy material by passing a gaseous medium therethrough characterized by a chamber having a material discharge device at the lower end and a material supply device comprising a pair of coaxially arranged supply channels at the upper end. The chamber has either a gas inlet or a plurality of burners to provide a gas flow through a portion of the material in the chamber and the material being added through the supply channels which are each connected to separate gas discharge conduits so that the material being added to the chamber is subjected to a uniform treatment by the gaseous medium.