Method and device for forming mineral wool

Details Method and device for forming mineral wool Method and device for forming mineral wool

2008-01-01

2008-01-01

Menon, Krishnan S. (Department: 1723)

Liquid purification or separation

Filter

Movable medium

C210S178000, C264S008000, C264S555000, C264S211100, C264S211110, C065S461000, C065S523000, C065S524000

Reexamination Certificate

active

07314557

ABSTRACT:
A device for internal centrifugation of mineral fibers including a centrifuge equipped with a peripheral band perforated with orifices distributed in a plurality of annular zones arranged on top of each other, assuming that the centrifuge is in centrifugation position. The device also includes at least two annular zones whose number of orifices per unit of surface area differs by a value greater than or equal to 5%, in particular greater than or equal to 10%, and even 20%.

REFERENCES:
patent: 4689061 (1987-08-01), Britts, II et al.
patent: 6245282 (2001-06-01), Baker et al.
patent: 1 142 839 (2001-10-01), None
patent: 01/11118 (2001-02-01), None

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