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.

Date of Patent:
Dec. 31, 1991

Filed:

May. 23, 1988
Applicant:
Inventor:

Christopher E Dodson, Reading, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F26B / ;
U.S. Cl.
CPC ...
34 5 / ; 432 58 ;
Abstract

Matter to be treated is passed through at least two treating regions sequentially wherein a bed of the matter is moved in a band continuously along an annular path by passing fluid through the bed along the path. The annular paths of the regions are concentric.


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