Method for producing very fine particles by means of a jet mill

Details Method for producing very fine particles by means of a jet mill Method for producing very fine particles by means of a jet mill

2007-05-18

2011-11-01

Rosenbaum, Mark (Department: 3725)

Solid material comminution or disintegration

Processes

By utilizing kinetic energy of projected or suspended material

C241S019000, C241S023000

Reexamination Certificate

active

08047458

ABSTRACT:
The invention relates to a method for producing very fine particles by means of a jet mill using compressed gases as the grinding gas, characterized in that the grinding gas is under pressure of ≦4.5 bar(abs).

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International Search Report for PCT/DE2007/000903 published on Nov. 22, 2007.
International Search Report for PCT/DE2007/000649 published on Oct. 25, 2007.
Karl Hoffl, Zerkleinerungs- und Klassiermaschinen, 1986, Springer-Verlag, Berlin Heidelnerg New York Tokyo, XP002450092.
English translation of the Written Opinion of the International Searching Authority published Apr. 30, 2009 for PCT/DE2007/000903 filed May 18, 2007.
English translation of the International Preliminary Report on Patentability published May 5, 2009 for PCT/DE2007/000903 filed May 18, 2007.
English translation of the Written Opinion of the International Searching Authority published Nov. 14, 2008 for PCT/DE2007/000649 filed Apr. 13, 2007.
English translation of the International Preliminary Report on Patentability published Nov. 17, 2008 for PCT/DE2007/000649 filed Apr. 13, 2007.

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