Patent · US Expired

Sieve device for screening solid material

US7147109B2 · kind B2 · utility

4Cited by
5References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 17, 2002
Grant dateDec 12, 2006
Priority date
Expiry dateDec 2, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC40B60/14
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The present invention relates to a sieve device for screening at least two solid substances preferably different from each other comprising at least one sieve module (1), comprising at least two sieve devices (2), comprising at least one fitting (3) with a bottom with sieve (4), closing the respective fitting (3).

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