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:
Jan. 18, 1994
Filed:
Dec. 27, 1991
Applicant:
Inventors:
John J Helstrom, Naperville, IL (US);
John M Forgac, Elmhurst, IL (US);
Assignee:
Amoco Corporation, Chicago, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G / ; F27B / ;
U.S. Cl.
CPC ...
208161 ; 208113 ; 208153 ; 422147 ;
Abstract
Open-ended cyclone separators are disclosed which employ catalyst separation tubes to prevent separated solids discharged through an open cyclone end from being entrained in a countercurrently moving flow of process gas entering the separator through the open end. In several preferred embodiments, generally conical tubes are axially located within the cyclone open bottom. Methods for practicing the invention also are disclosed.