Document Type and Number:
Japanese Patent JPH02105531
Kind Code:
U
Application Number:
JP1503689U
Publication Date:
August 22, 1990
Filing Date:
February 10, 1989
Export Citation:
International Classes:
B01D46/10; B01D41/04; F01P11/12; (IPC1-7): F01P11/12; B01D41/04; B01D46/10