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. 06, 2001
Filed:
Oct. 28, 1998
Applicant:
Inventors:
Jose Mozart Fusco, Niteroi, BR;
Eduardo Cardoso De Melo Guerra, Petropolis, BR;
Valmor Neves Vieira, Sao Mateus do Sul, BR;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65G 5/360 ;
U.S. Cl.
CPC ...
B65G 5/360 ;
Abstract
A cyclone leg sealing system is composed of one or more intermediate solids-accumulation chambers delimited by two sealing valves and in series, the function of the valves being to prevent the back-flow of particulate material towards the inside of the separating cyclones in fluid catalytic cracking (FCC) processes, thereby ensuring the maximum efficiency of the separating effected by the cyclone.