Title:
METHOD AND DEVICE FOR COMMINUTING MINERAL MATERIALS AND MINERAL MATERIAL+
Document Type and Number:
WIPO Patent Application WO/2013/076165
Kind Code:
A3
Abstract:
In a method for comminuting mineral materials, the material to be crushed is crushed between counter-rotating crushing discs (32, 34) and transported onwards by means of a gas stream at a rate of 10,000 to 13,000 m3/h and/or a speed of at least 26 m/s. Also disclosed is a device for comminuting mineral materials, having at last one crusher (6) with counter-rotating crushing discs (32, 34) and at least one fan (7), which is suitable for blowing a gas stream into the crusher at a rate of at least 10,000 m3/h and/or a speed of at least 20 m/s, in order to convey the material to be crushed.
Inventors:
SCHIRMBRAND HELMUT (AT)
Application Number:
PCT/EP2012/073273
Publication Date:
July 18, 2013
Filing Date:
November 21, 2012
Export Citation:
Assignee:
SCHIRMBRAND HELMUT (AT)
International Classes:
B02C13/22; B02C13/288; B02C23/12
Foreign References:
DE4124855A1 | 1992-03-26 | |||
DE2829272A1 | 1980-01-03 | |||
US1811438A | 1931-06-23 | |||
EP0949004A2 | 1999-10-13 |
Attorney, Agent or Firm:
WIEDEMANN, Peter et al. (Arabellastrasse 4, München, DE)
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