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:
May. 12, 2026
Filed:
Nov. 14, 2023
Applicant:
Uop Llc, Des Plaines, IL (US);
Inventors:
Assignee:
UOP LLC, Des Plaines, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 4/04 (2006.01); B01J 12/00 (2006.01); B01J 19/00 (2006.01); B01J 19/24 (2006.01); C07C 5/327 (2006.01); C07C 5/333 (2006.01); F25J 3/02 (2006.01);
U.S. Cl.
CPC ...
C07C 4/04 (2013.01); B01J 12/00 (2013.01); B01J 19/0013 (2013.01); B01J 19/245 (2013.01); C07C 5/333 (2013.01); F25J 3/0219 (2013.01); F25J 3/0238 (2013.01); F25J 3/0295 (2013.01); B01J 2219/00103 (2013.01); F25J 2215/62 (2013.01); F25J 2215/64 (2013.01);
Abstract
In a process of producing ethylene and propylene from naphtha the process a feed stream comprising hydrogen, methane, ethane, and propane and residual C4+ from a naphtha-to-ethane-and-propane reactor is fed to a dividing wall fractionation column.
Ghosh, Sudipta. (2026). Separation of hydrogen, methane, ethane, and propane in naphtha to ethane and propane fractionation section based on a dividing wall fractionation column integration (U.S. Patent No. 12623980). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12623980
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile