Document Type and Number:
Japanese Patent JPH0253111
Kind Code:
U
Application Number:
JP13303588U
Publication Date:
April 17, 1990
Filing Date:
October 11, 1988
Export Citation:
International Classes:
B01D41/04; (IPC1-7): B01D41/04
Domestic Patent References:
JPS6320916B2 | 1988-05-02 | |||
JPS6346920B2 | 1988-09-19 |
Next Patent: JPH0253112