Keiichiro Koba

Gasification studies of cokes from coals. The effects of carbonization pressure on optical texture and porosity

S. Ida, Keiichiro Koba, K. Sakata, 1981 .

Preparation and Characterization of Machinable Mica Glass‐Ceramics by the Sol‐Gel Process

K. Eguchi, A. Matsumoto, Keiichiro Koba, 1988 .

Aspects of gasification and structure in cokes from coals

Y. Korai, I. Mochida, H. Marsh, 1984 .

Mechanism of carbonization of a semianthracite

Y. Korai, I. Mochida, K. Takeshita, 1981 .

Gasification reactivities of metallurgical cokes with carbon dioxide, steam and their mixtures

Shiro Ida, S. Ida, Keiichiro Koba, 1980 .

Statistical analyses and prediction of coking properties of coal

Keiichiro Koba, 1980 .