The diffusion of town gas use in Japan was rather low as compared with that of in Europe and the United States.Through the 1st and 2nd five-year plans, town gas has come into wider use than anticipated.Nevertheless, owing to the severe concentration of population in the town, MITI has formulated the 3rd five-year plan starting from 1963 fiscal year.under the mission of town gas rationalization and its supply expansion.
In this paper, the blucprint, raw materials and equipment is described in details.In order to strive for the steady supply of town gas, it is necessary to use, as raw materials, cheap natural gas and refinery gas other than coal, thus increasing the gas diffusion rate of present 25% to 33% in 1967, and the total rate of gas fuel diffusion attains to 77% with 44% of LPG use.
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