Roller mill for grinding solid material

Details Roller mill for grinding solid material Roller mill for grinding solid material

2007-08-29

2009-12-29

Rosenbaum, Mark (Department: 3725)

Solid material comminution or disintegration

Apparatus

Plural rotary or oscillatory surfaces cooperate with common...

Reexamination Certificate

active

07637446

ABSTRACT:
The invention relates to a roller mill for grinding solid material such as cement raw materials and similar materials, said roller mill comprising a substantially horizontal grinding table and at least two rollers which are configured for interactive operation with said grinding table, wherein at least one of said rollers rotates about a stationary shaft connected to a rocker arm pivotally connected to a mill stand which substantially is situated outside said grinding table and therefore does not utilize a mill stand and the remaining rollers do not utilize a mill stand. According to the invention the number of rollers, and thereby the capacity of the mill is increased without introducing more mill stands.

REFERENCES:
patent: 4382561 (1983-05-01), Andersen et al.
patent: 6113015 (2000-09-01), Brundiek

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