Document Type and Number:
Japanese Patent JPH0158121
Kind Code:
B2
Inventors:
MINESHIMA NOBUAKI
TOKUYO AKITOSHI
FUKUZAWA HIROSHI
FURUYAMA NORYUKI
TOKUYO AKITOSHI
FUKUZAWA HIROSHI
FURUYAMA NORYUKI
Application Number:
JP7298381A
Publication Date:
December 08, 1989
Filing Date:
May 15, 1981
Export Citation:
Assignee:
NIPPON TENNEN GASU KOGYO KK
International Classes:
C01B7/14; B01J41/04; B01J47/10
Next Patent: JPH0158122