Biomass mill

Solid material comminution or disintegration – Apparatus – Plural rotary or oscillatory surfaces cooperate with common...

Reexamination Certificate

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Reexamination Certificate

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07926755

ABSTRACT:
The invention provides a biomass mill, comprising a rotatable pulverizing table5, a recessed groove6which is provided in form of ring on an upper surface of the pulverizing table and has an arcuate cross-section, a pressure roller9pressed into the recessed groove, a blowout hole16for blowing out the air from around the pulverizing table, and a chute18for supplying a wooden biomass toward a center of the pulverizing table, wherein the wooden biomass is supplied via the chute, the wooden biomass is pulverized between the pulverizing table and the pressure roller, and the pulverized wooden biomass is carried by blowing the air through the blowout hole, wherein a surface from an outer peripheral of the recessed groove to the blowout hole is flat surface.

REFERENCES:
patent: 4004740 (1977-01-01), Heinemann et al.
patent: 4606506 (1986-08-01), Okada et al.
patent: 4953793 (1990-09-01), Kiefer et al.
patent: 0409498 (1991-01-01), None
patent: 11-207200 (1999-08-01), None
patent: 2005-113125 (2005-04-01), None
patent: 01/56699 (2001-08-01), None
European communication dated Jun. 7, 2010 in co-pending foreign application (EP09013941.1).

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