Patent · US Expired

Separatory apparatus comprising means for anchoring a semi-permeable membrane to a support member

US4415447A · kind A · utility

5Cited by
2References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 14, 1981
Grant dateNov 15, 1983
Priority date
Expiry dateSep 14, 2001

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D63/084
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Separatory, e.g., ultrafiltration apparatus including a plurality of semi-permeable membranes and a plurality of ridge ribbed support members therefor, is provided with means for anchoring said membranes to and between successive supports.

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