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:
Mar. 20, 1984
Filed:
Jun. 05, 1978
Applicant:
Inventors:
Helmut von Branchel, Troisdorf-Spich, DE;
Georg Schreiber, Cologne-Rodenkirchen, DE;
Heinz Schroeder, Witten/Ruhr, DE;
Assignee:
Dynamit Nobel Aktiengesellschaft, Troisdorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
422189 ; 422257 ;
Abstract
A process for the production and maintenance of a fluidized layer in a heterogeneous system includes the steps of: