1. Dept, of Chem. Eng., Kyushu Univ.
2. Research Laboratory of Resources Utilization, Tokyo Inst. of Tech.
3. Numazu Tech. College
4. Dept. of Chem. Eng., Muroran Inst. of Tech.
5. The Gov. Ind. Development Laboratory
6. Dept. of Chem. Eng., Hokkaido Univ.