Patent · US Active

Non-pleated tubular depth filter having fine fiber filtration media

US9731966B2 · kind B2 · utility

1Cited by
22References
46Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 23, 2011
Grant dateAug 15, 2017
Priority date
Expiry dateFeb 23, 2031

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2239/1233
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A non-pleated depth filter element in the form of a tubular ring of depth filter media is provided. Multiple wraps of sheets, some including fine fibers, are employed. The depth filter element has particular applications to liquid filtration applications.

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