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:
Apr. 26, 2022
Filed:
Jun. 28, 2019
Applicant:
Ineos Us Chemicals Company, Naperville, IL (US);
Inventors:
Timothy H. Keyes, Naperville, IL (US);
Anders Bitsch-Larsen, Naperville, IL (US);
Assignee:
Ineos US Chemicals Company, Naperville, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 51/47 (2006.01); B01D 33/09 (2006.01); B01D 33/60 (2006.01); B01D 33/62 (2006.01); B01J 31/04 (2006.01); C07C 51/487 (2006.01);
U.S. Cl.
CPC ...
C07C 51/47 (2013.01); B01D 33/09 (2013.01); B01D 33/60 (2013.01); B01D 33/62 (2013.01); B01J 31/04 (2013.01); C07C 51/487 (2013.01); B01D 2201/184 (2013.01); B01J 2231/643 (2013.01);
Abstract
Solid/liquid separation processes using a large pore filter. One aspect of the disclosure is a process comprising filtering a solid/liquid mixture of a collection of solid aromatic carboxylic acid particles in a solvent in a first zone of a rotary pressure filter apparatus to form a filter cake on a filter surface, and removing the filter cake from the filter surface.