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:
Nov. 06, 1990
Filed:
Aug. 16, 1989
Applicant:
Inventors:
Arnaud Delebarre, Lille, FR;
Paul V Witwicki, Bethune, FR;
Assignee:
Charbonages de France, Rueil Malmaison, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F27B / ; F27B / ;
U.S. Cl.
CPC ...
422311 ; 34 5 / ; 110245 ; 422143 ;
Abstract
The device for feeding fluidizing gas to the openings (1) in a fluidizing grid (2) comprises an end piece (4) fitted on each bottom inlet (3) to each opening (1) and having a length e lying in the range between 0 and 0.5 times the diameter d of the end piece, and a cup (5a) into which the end piece extends, with the bottom (6) of the cup being at a distance i from the end piece, which distance may optionally be adjustable. The entire device is housed in a fluidizing gas feed box (5).