申请人 |
MITSUI PETROCHEMICAL INDUSTRIES, LTD., TOKIO/TOKYO, JP |
发明人 |
MIYAZAKI, YOSHITOMO MITSUI PETROCHEMICAL IND.LTD., WAKI-CHO KUGA-GUN YAMAGUCHI-KEN, JP;NISHIMURA, JUN MITSUI PETROCHEMICAL IND. LTD., WAKI-CHO KUGA-GUN YAMAGUCHI-KEN, JP;KATOH, TAKASHI MITSUI PETROCHEMICAL IND. LTD., WAKI-CHO KUGA-GUN YAMAGUCHI-KEN, JP |