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:
Jun. 24, 2003
Filed:
Sep. 13, 1999
Applicant:
Inventors:
Yousuke Ogata, Himeji, JP;
Takehiro Takashima, Himeji, JP;
Osamu Dodo, Hyogo-ken, JP;
Hidefumi Haramaki, Himeji, JP;
Assignee:
Nippon Shokubai Co., Ltd., Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 8/06 ; F28F 9/22 ; F28D 7/00 ; F28D 2/100 ;
U.S. Cl.
CPC ...
B01J 8/06 ; F28F 9/22 ; F28D 7/00 ; F28D 2/100 ;
Abstract
A shell-and-tube reactor has a plurality of reaction tubes incorporated therein, a circulation path for the heating medium formed outside the reaction tubes, a heating medium introducing section provided on the upper part of the shell in the reactor and a heating medium discharge section provided on the lower part of the shell in the reactor, a back pressure applying means for the heating medium is further provided in the heating medium discharge section.