申请人 |
MITSUI PETROCHEMICAL INDUSTRIES, LTD., TOKIO/TOKYO, JP |
发明人 |
NISHIYAMA, SHINICHI, 3 CHIGUSA-KAIGAN ICHIHARA-SHI CHIBA, JP;YAMAOKA, HIDEO, 3 CHIGUSA-KAIGAN ICHIHARA-SHI CHIBA, JP;YAMANAKA, TOORU, 3 CHIGUSA-KAIGAN ICHIHARA-SHI CHIBA, JP;YAMADA, TOHRU, 3 CHIGUSA-KAIGAN ICHIHARA-SHI CHIBA, JP |