Patent · US Active

Depth filtration media with multiple organic and/or inorganic materials

US10668411B2 · kind B2 · utility

2Cited by

5References

20Claims

0Family size

Assignee

ENTEGRIS, INC. · US

Inventors

Henry Wang · Hsinchu, TW
Dean T. Tsou · Solon, US
Yi-Wei Lu · Kaohsiung, TW
Bob Shie · Hsinchu, TW

Key dates

Filing date	Jul 18, 2017
Grant date	Jun 2, 2020
Priority date	—
Expiry date	Jul 18, 2037

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2325/02834
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A method of making depth filtration media, such as for use in a depth filter, are described. The resulting depth filtration media includes a core tube having two or more different layers. The layers can be fibers, such as polymeric or inorganic fibers, wrapped layers of a filter material, or pleated and folded layers of a filter material.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.