海外における石炭液化プロジェクトの発展

抄録

Although three kinds of large-scale pilot plants, that is, Exxon Donor Solvent, H-Coal and Improved German Process are operating, it seems to take more several years for the construction of demonstration plant, because the development of new technologies and the supply of huge amount of capital are necessary. In order to establish new and more effective liquefaction process, various types of bench scale plants and elementary technologies are under development.
Present state and direction of main coal liquefaction projects in United States, West Germany, United Kingdom, Canada, Australia and South Africa are briefly reviewed.