申请人 |
MITSUI PETROCHEMICAL INDUSTRIES, LTD., TOKIO/TOKYO, JP |
发明人 |
SHINDO, KIYOTAKA, C/O MITSUI PETROCHEMICL IND. LTD, CHIBA, JP;IGARASHI, KOICHI, C/O MITSUI PETROCHEMICL IND. LTD, CHIBA, JP;MIZUMOTO, KUNIHIKO, C/O MITSUI PETROCHEM. IND. LTD, CHIBA, JP;HASHIMOTO, HIDEHIKO, C/O MITSUI PETROCHEM. IND. LT, CHIBA, JP |