Document Type and Number:
Japanese Patent JPH03123531
Kind Code:
U
Application Number:
JP3039390U
Publication Date:
December 16, 1991
Filing Date:
March 23, 1990
Export Citation:
International Classes:
B01J8/28; C10G27/04; C10K1/22; (IPC1-7): B01J8/28; C10G27/04; C10K1/22