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:
Jun. 13, 2023
Filed:
Nov. 04, 2020
Applicant:
Saudi Arabian Oil Company, Dhahran, SA;
Inventors:
Seung-Hak Choi, Dhahran, SA;
Sarah N. Almahfoodh, Dhahran, SA;
Assignee:
Saudi Arabian Oil Company, Dhahran, SA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D01D 5/24 (2006.01); B01D 69/08 (2006.01); B29C 48/05 (2019.01); B29C 48/00 (2019.01); D01D 5/253 (2006.01); D01D 4/02 (2006.01); D01D 5/22 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
D01D 5/24 (2013.01); B01D 69/082 (2013.01); B01D 69/085 (2013.01); B01D 69/087 (2013.01); B29C 48/0015 (2019.02); B29C 48/05 (2019.02); D01D 4/02 (2013.01); D01D 4/027 (2013.01); D01D 5/22 (2013.01); D01D 5/253 (2013.01); B01D 2325/08 (2013.01); B29L 2031/731 (2013.01); B29L 2031/755 (2013.01);
Abstract
Systems and methods can be used to produce fibers with external corrugations, internal corrugations, or both. These fibers can be used, for example, in hollow fiber membrane modules.