申请人 |
MITSUI PETROCHEMICAL INDUSTRIES, LTD. |
发明人 |
TAKAHASHI, MAMORU, C/O MITSUI PETROCHEM. IND. LTD.;IKEYAMA, SEIICHI, C/O MITSUI PETROCHEM. IND. LTD.;TODO, AKIRA, C/O MITSUI PETROCHEM. IND. LTD.;TSUTSUI, TOSHIYUKI, C/O MITSUI PETROCHEM.IND. LTD.;OHTA, SEIJI, C/O MITSUI PETROCHEM.IND. LTD.;INAGAKI, HAJIME, C/O MITSUI PETROCHEM.IND. LTD. |