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:
Sep. 06, 2016

Filed:

Apr. 09, 2013
Applicant:

Mitsubishi Heavy Industries, Ltd., Tokyo, JP;

Inventors:

Masayuki Inui, New York, NY (US);

Takahito Yonekawa, New York, NY (US);

Koji Nakayama, New York, NY (US);

Tatsuya Tsujiuchi, New York, NY (US);

Yoshiki Sorimachi, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 53/26 (2006.01);
U.S. Cl.
CPC ...
B01D 53/261 (2013.01); B01D 53/265 (2013.01); B01D 2259/402 (2013.01);
Abstract

In a dehydration equipment, a regenerative gas heater heats a portion of COgas dehydrated in an adsorption tower that is performing an adsorption process and supplies the gas to an adsorption tower that is performing a regeneration process. A regenerative gas preheater performs heat exchange between the COgas that will be supplied to a regenerative gas heater and the COgas sent out from the adsorption tower that is performing the regeneration process. Then, in the dehydration equipment, a regenerative gas cooler cools the COgas that has been sent out from the adsorption tower that is performing the regeneration process and exchanged heat, separates water from the cooled COgas, and returns the resulting gas to the adsorption tower. Thus, the dehydration equipment can prevent an increase in utility consumption due to the regeneration process.


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