申请人 |
MITSUBISHI PETROCHEMICAL CO., LTD.;MITSUBISHI JUKOGYO K.K.;CATALYSTA & CHEMICALS INDUSTRIES CO., LTD.;MITSUBISHI PETROCHEMICAL ENGINEERING CO.,LTD., TOKIO/TOKYO, JP |
发明人 |
IMANARI, MAKOTO;KOSHIKAWA, TAKEO, INASHIKI-GUN IBARAKI-KEN, JP;YAMAUCHI, AKIHIRO, KOGANEI-SHI TOKYO, JP;HANADA, MASAYUKI;FUKUDA, MORIO;NAGANO, KIYOSHI, KITAKYUSHU-SHI FUKUOKA-KEN, JP |