Patent · US Expired

Shaped sieve body

US3980563A · kind A · utility

19Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 27, 1972
Grant dateSep 14, 1976
Priority date
Expiry dateOct 27, 1992

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29L2031/737
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A shaped sieve body that is made of a perforated metal foil, which is formed to a shaped body. Said body comprises at least one foil element provided along its connecting edges with anchoring means that are embedded in plastics. The foil element has a form allowing to spread said foil element in a plane.

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