Title:
FLUIDIZED BED TYPE JET MILL
Document Type and Number:
Japanese Patent JP2000117137
Kind Code:
A
Abstract:
To provide the subject mill excellent in crushing efficiency and economical efficiency.
A fluidized bed type jet mill consists of at least a milling chamber 3 having a center axis, the collision member 7 arranged in the milling chamber and having the center on the center axis of the milling chamber and nozzles 5 ejecting high speed gas toward the collision member 7. In this case, six or more nozzles 5 wherein an S/N ratio at a time when the cross-sectional area of the milling chamber 3 is set to S (mm2) and the cross-sectional area of each nozzle is set to N (mm2) is 5,000-15,000 are arranged.
Inventors:
KATO HITOSHI
YAMASHITA TAKESHI
SHIMODA TOSHITO
YOSHIDA HIDEYUKI
YAMASHITA TAKESHI
SHIMODA TOSHITO
YOSHIDA HIDEYUKI
Application Number:
JP28934598A
Publication Date:
April 25, 2000
Filing Date:
October 12, 1998
Export Citation:
Assignee:
MINOLTA CO LTD
International Classes:
B02C19/06; (IPC1-7): B02C19/06
Attorney, Agent or Firm:
Aoyama Ryo (2 outside people)