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. 24, 2025
Filed:
Apr. 15, 2021
Applicant:
Toray Advanced Materials Korea Inc., Gyeongsangbuk-do, KR;
Inventors:
Sung Gun Cho, Gyeongsangbuk-do, KR;
Sung Pyo Hong, Gyeongsangbuk-do, KR;
Assignee:
TORAY ADVANCED MATERIALS KOREA INC., Gyeongsangbuk-Do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 63/10 (2006.01); B01D 69/10 (2006.01); B01D 69/12 (2006.01); B01D 71/48 (2006.01); C02F 1/44 (2023.01); D01D 5/34 (2006.01); D01F 8/14 (2006.01); C02F 101/20 (2006.01);
U.S. Cl.
CPC ...
B01D 63/10 (2013.01); B01D 63/107 (2022.08); B01D 69/105 (2013.01); B01D 69/106 (2022.08); B01D 69/107 (2022.08); B01D 69/1071 (2022.08); B01D 69/1213 (2022.08); B01D 69/1216 (2022.08); B01D 69/125 (2013.01); B01D 71/48 (2013.01); C02F 1/441 (2013.01); C02F 1/442 (2013.01); C02F 1/444 (2013.01); D01D 5/34 (2013.01); D01F 8/14 (2013.01); B01D 63/1031 (2022.08); B01D 71/481 (2022.08); B01D 2313/08 (2013.01); B01D 2313/143 (2013.01); B01D 2313/146 (2013.01); C02F 1/44 (2013.01); C02F 2101/20 (2013.01);
Abstract
The present invention relates to a spiral-wound filter module exhibiting almost no heavy metal leaching and a manufacturing method thereof, and specifically, to a spiral-wound filter module, which can be used as a filter for producing safe drinking water by substantially reducing the amount of a heavy metal leached when immersed in water, and a manufacturing method thereof.