Centrifugal grinding mills

Details Centrifugal grinding mills Centrifugal grinding mills

2006-07-04

2006-07-04

Rosenbaum, Mark (Department: 3725)

Solid material comminution or disintegration

Apparatus

Loose grinding body comminutor

C241S175000

Reexamination Certificate

active

07070134

ABSTRACT:
The present invention relates to a centrifugal grinding mill comprising a vertical axis of revolution (1), a nutating axis (2) intersecting axis (1) at a point of nutation symmetry (3), a grinding chamber (4) symmetrical about axis (2) connecting with feed passage (5) at its upper end and having discharge openings (6) of a screening element (26) located within a plane area aligned normal to, symmetrical with, and intersected by the axis (2), and adjacent the plane containing the maximum diameter of the grinding chamber (4).

REFERENCES:
patent: 4739936 (1988-04-01), Stehr
patent: 4742966 (1988-05-01), Szkaradek et al.
patent: 5105848 (1992-04-01), Kallenbach
patent: 5363877 (1994-11-01), Frentzel et al.
patent: 5364036 (1994-11-01), Falcon-Steward
patent: 5682624 (1997-11-01), Ciochetti
patent: 5991939 (1999-11-01), Mulvey
patent: 6098654 (2000-08-01), Cohen et al.
patent: 6105890 (2000-08-01), Rayner
patent: WO 86/00825 (1986-02-01), None
patent: WO 99/59723 (1999-11-01), None
patent: WO 00/12215 (2000-03-01), None

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