Method and apparatus for combined grinding of at least two mater

Details Method and apparatus for combined grinding of at least two mater Method and apparatus for combined grinding of at least two mater

1995-11-13

1997-10-14

Rosenbaum, Mark

Solid material comminution or disintegration

Processes

With classifying or separating of material

241 29, 241 80, B02C 1900

Patent

active

056763174

ABSTRACT:
The invention relates to a method as well as to apparatus for combined grinding of at least two materials of differing grindability, such as clinker and limestone, wherein the material which is more difficult to grind is pre-crushed to a Blaine fineness of grinding of at least 700 cm.sup.2 /g and there-after is further ground together with the other material to produce the finished material.

REFERENCES:
patent: 4703897 (1987-11-01), Beisner et al.
patent: 5110056 (1992-05-01), Blasczyk et al.
patent: 5375776 (1994-12-01), Kupper et al.
patent: 5392998 (1995-02-01), Suessegger et al.
patent: 5462234 (1995-10-01), Patzelt et al.
patent: 5529248 (1996-06-01), Sawamura et al.

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