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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.:

US 12752216 B1

PDFFull Text
Date of Patent:
Oct. 06, 2026

Filed:

May. 17, 2021

Heat integration via heat pump on bottom dividing wall column

Applicant:

Sulzer Management Ag, Winterthur, CH;

Inventors:

Michael Silva, Houston, TX (US);

Saurav De, Katy, TX (US);

Gary R. Martin, Grapevine, TX (US);

Assignee:

SULZER MANAGEMENT AG, Winterthur, CH;

Attorney:

Spencer Fane LLP

Primary Examiner:

Jonathan Luke Pilcher

Int. Cl.
CPC ...
B01D 3/14 (2006.01); B01D 1/28 (2006.01); B01D 3/00 (2006.01); C07C 7/04 (2006.01); C10G 7/00 (2006.01); C07C 9/10 (2006.01); C07C 9/12 (2006.01); C07C 9/18 (2006.01);
U.S. Cl.
CPC ...
B01D 3/141 (2013.01); B01D 1/2856 (2013.01); B01D 3/007 (2013.01); C07C 7/04 (2013.01); C10G 7/00 (2013.01); C07C 9/10 (2013.01); C07C 9/12 (2013.01); C07C 9/18 (2013.01);
Abstract

A dividing wall column system is provided. The dividing wall column system comprises a dividing wall column, a first reboiler, a second reboiler, and a heat pump. The dividing wall column includes a dividing wall positioned in a bottom section of the dividing wall column to divide the bottom section of the dividing wall column into a first side and a second side. The first reboiler is outside of the dividing wall column and in fluid communication with the first side of the bottom section of the dividing wall column. The second reboiler is outside of the dividing wall column and in fluid communication with the second side of the bottom section of the dividing wall column. The heat pump is in fluid communication with the dividing wall column and the second reboiler and configured to compress a first portion of an overhead product from the dividing wall column.

Find Patent Forward Citations

Silva, Michael. (2026). Heat integration via heat pump on bottom dividing wall column (U.S. Patent No. 12752216). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12752216

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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