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:
Apr. 23, 1991
Filed:
Dec. 08, 1988
Applicant:
Inventors:
Jean-Claude Kita, Vermelles, FR;
Roger M Puff, Lens, FR;
Alexandre Petrovic, Chatou, FR;
Marcel Chretien, Morsang-sur-Orge, FR;
Assignee:
Charbonnages de France, Malmaison Cedex, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
422143 ; 16510416 ; 422146 ;
Abstract
The fluidizing grid of the invention is essentially constituted by pipes (18) forming the diverging walls of the openings (17) through which the fluidizing air is blown. These pipes have a cooling liquid (water) flowing therealong, which water then flows through the heat exchange tubes of the boiler.