| 申请人 |
SAKAI CHEMICAL INDUSTRY CO., LTD.,;AGENCY OF INDUSTRIAL SCIENCE AND TECHNOLOGY;PETROLEUM ENERGY CENTER;COSMO OIL COMPANY, LTD |
发明人 |
NAKATSUJI, TADAO;SHIMIZU, HIROMITSU;YASUKAWA, RITSU;KAWATSUKI, MASAAKI;TABATA, MITSUNORI;TSUCHIDA, HIROSHI;KINTAICHI, YOSHIAKI;SASAKI, MOTOI |
