Patent · US Expired

Roller mill with removable separator structure

US4133488A · kind A · utility

7Cited by

3References

7Claims

0Family size

Assignee

Polysius AG

Inventors

Otto Heinemann
Heinz-Herbert Schmits · Rheda-Wiedenbrück, DE
Heinz-Dieter Baldus

Key dates

Filing date	Aug 29, 1977
Grant date	Jan 9, 1979
Priority date	—
Expiry date	Aug 29, 1997

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB02C23/00
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A roller mill assembly includes a separator disposed above a roller mill housing, and an exhaust air duct above the separator. The sieve is movable horizontally from between the mill housing and the exhaust air duct on a crane track.

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