Affiliation: | (1) Present address: the Department of Metallurgy, Graduate School of Engineering, Tohoku University, 980-77 Miyagi-ken, Japan;(2) Kuzuu Works, Yoshizawa Lime Industry, 327-05 Tochigi-ken, Japan;(3) Akita National College of Technology Iijima, 011 Akita-ken, Japan |