Document Type and Number:
Japanese Patent JPH043381
Kind Code:
B2
Application Number:
JP2499284A
Publication Date:
January 23, 1992
Filing Date:
February 15, 1984
Export Citation:
International Classes:
C07B61/00; B01J27/00; B01J27/12; B01J27/24; B01J31/00; B01J31/02; B01J31/10; C07C67/00; C07C239/00; C07C239/08; C07C239/20
Next Patent: JPH043382