Patent · US Expired

Filter device

US4444661A · kind A · utility

28Cited by
12References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 16, 1982
Grant dateApr 24, 1984
Priority date
Expiry dateApr 16, 2002

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D29/05
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A disposable filter device having a plastic housing with inlet and outlet chambers separated by a filter disc sealed within the housing, the housing being readily disassemblable after use to remove the filter disc for identification or analysis of the material filtered from the fluid.

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