Patent · US Active

Method and device for separating or classifying material to be fed

US8235219B2 · kind B2 · utility

0Cited by

20References

10Claims

0Family size

Assignee

Polysius AG

Inventor

Detlev Kupper · Telgte, DE

Key dates

Filing date	Mar 19, 2008
Grant date	Aug 7, 2012
Priority date	—
Expiry date	Oct 11, 2028

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF28F5/02
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The device according to the invention for separating or classifying material to be fed into at least two different grain fractions comprises a screen device, which is formed by rotatable elements, particularly a roller table screen, wherein at least one finer grain fraction passes between the rotatable elements and means are provided for cooling the rotatable elements.

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