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.

Date of Patent:
Aug. 07, 2018

Filed:

Mar. 14, 2011
Applicants:

Zhibing Zhang, Jiangsu, CN;

Zheng Zhou, Jiangsu, CN;

Gaodong Yang, Jiangsu, CN;

Defang Sun, Jiangsu, CN;

Ling Zhang, Jiangsu, CN;

Inventors:

Zhibing Zhang, Jiangsu, CN;

Zheng Zhou, Jiangsu, CN;

Gaodong Yang, Jiangsu, CN;

Defang Sun, Jiangsu, CN;

Ling Zhang, Jiangsu, CN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 3/14 (2006.01); B01D 5/00 (2006.01); B01D 3/28 (2006.01); B01D 3/32 (2006.01);
U.S. Cl.
CPC ...
B01D 3/28 (2013.01); B01D 3/148 (2013.01); B01D 5/006 (2013.01); B01D 3/14 (2013.01); B01D 3/322 (2013.01);
Abstract

An anti-thermosensitization rectification tower comprising a rectification tower, a T-shaped condenser, a baffle plate, a tower bottom, a falling-film reboiler and a recirculation system, wherein the T-shaped condenser is secured exactly on the top of the rectification tower without any pipeline in between, and the circular baffle plate is installed in the T-shaped condenser; an annular sump located between the rectification tower and the T-shaped condenser for collecting the liquid condensed in the T-shaped condenser and channeling it out of the rectification tower into a liquid-collecting tank, and a centrifugal pump utilized to connect together the tower bottom and the falling-film reboiler to form a high-speed circulation system, wherein the tower bottom is an elongated conduit and the falling-film reboiler is in the form of a stout shell-and-tube heat exchanger is provided.


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