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:
Feb. 08, 1983
Filed:
Mar. 10, 1981
Applicant:
Inventors:
Kunimichi Kubo, Tokyo, JP;
Mamoru Yoshikawa, Kawasaki, JP;
Motokazu Watanabe, Kawasaki, JP;
Yasunosuke Miyazaki, Machida, JP;
Mituji Miyoshi, Naka, JP;
Assignee:
Nippon Oil Company, Limited, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
422137 ; 422131 ; 422143 ; 422225 ; 422234 ;
Abstract
A horizontal agitation bed type vapor phase polymerization apparatus for olefins, having a lower curved surface constructed by a perforated plate so as to allow a olefin gas to be fed uniformly throughout the reaction system through the said perforated plate.