申请人 |
RESEARCH ASSOCIATION FOR UTILIZATION OF LIGHT OIL |
发明人 |
TAKAHATA, KAZUNORI, MITSUI PETROCHEM. IND. LTD.;MURASHIGE, TOSHIHIRO, MITSUI PETROCHEM. IND. LTD.;SHIGEMURA, YUKIMASA, MITSUI PETROCHEM. IND. LTD.;TAKAKI, HIROSHI, MITSUI PETROCHEM. IND. LTD.;OKANO, AKIHIKO, MITSUI PETROCHEM. IND. LTD. |