申请人 |
MITSUI PETROCHEMICAL INDUSTRIES, LTD. |
发明人 |
SHIMIZU, TOYOJI, C/O MITSUI PETROCHEM. IND. LTD.;TANIGUCHI, KATSUO, C/O MITSUI PETROCHEM. IND. LTD.;NISHIYAMA, SHINICHI, C/O MITSUI PETROCHEM. IND. LT;MIYAKOXHI, SHOICHI, C/O MITSUI PETROCHEM. IND. LT;YAMANAKA, TOORU, C/O MITSUI PETROCHEM. IND. LT;DOI, NOBUYUKI, C/O MITSUI PETROCHEM. IND. LT;HAMA, HIDEO, C/O MITSUI PETROCHEM. IND. LT |