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. 29, 2010
Filed:
Feb. 26, 2007
Sang Baek Shin, Daejeon, KR;
Sang Phil Han, Daejeon, KR;
YE Hoon Im, Daejeon, KR;
Young Bae Kim, Yeosu-si, KR;
Jung Hoon Chang, Yeosu-si, KR;
Sang Baek Shin, Daejeon, KR;
Sang Phil Han, Daejeon, KR;
Ye Hoon Im, Daejeon, KR;
Young Bae Kim, Yeosu-si, KR;
Jung Hoon Chang, Yeosu-si, KR;
LG Chem, Ltd., Seoul, KR;
Abstract
Disclosed is an annular distributor having: an annular slit layer that is mounted on an inner circumferential surface of the annular distributor and has at least one slit discharging or introducing a fluid; at least one opening that is formed on an outer circumferential surface of the annular distributor and is connected with any one of a fluid supply duct and a fluid discharge duct; and at least one guide vane selected from three types of guide vanes that are installed in the annular distributor, and splits a flow rate of the fluid supplied from the duct or collects a flow rate of the fluid discharged to the duct. And disclosed are a reactor or heat exchanger has the annular distributor, and a method of producing unsaturated aldehyde or unsaturated acid from olefin by catalytic gas phase oxidation in the reactor.