Document Type and Number:
Japanese Patent JPH0240603
Kind Code:
B2
Inventors:
HIRAI REIJI
SAKIMOTO HIDETAKA
KOGA SEIJIRO
SAKIMOTO HIDETAKA
KOGA SEIJIRO
Application Number:
JP9397082A
Publication Date:
September 12, 1990
Filing Date:
June 03, 1982
Export Citation:
Assignee:
MITSUI TOATSU CHEMICALS
International Classes:
C01B6/24
Next Patent: JPH0240604