The Encyclopedia Americana: The International Reference Work, Volume 7Americana Corporation, 1962 - Encyclopedias and dictionaries |
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Page 148
... tons of minable coal in China about 185 billion tons were bituminous and 45.5 billion tons were anthracite . India's main coalfields are in the Damodar Valley of Bengal . In addition , there are exten- sive beds of lignite and ...
... tons of minable coal in China about 185 billion tons were bituminous and 45.5 billion tons were anthracite . India's main coalfields are in the Damodar Valley of Bengal . In addition , there are exten- sive beds of lignite and ...
Page 150
... tons , produced in USSR - controlled mines - 1948 : 80 ( estimate ) ; 1949 : 125 ; 1950 : 187 ; 1951 : 249 ; 1952 ... tons of hard coals . Total world produc- tion in 1956 of anthracite and bituminous was approximately 1,670,000,000 ...
... tons , produced in USSR - controlled mines - 1948 : 80 ( estimate ) ; 1949 : 125 ; 1950 : 187 ; 1951 : 249 ; 1952 ... tons of hard coals . Total world produc- tion in 1956 of anthracite and bituminous was approximately 1,670,000,000 ...
Page 157
... tons of coal in 1944 , pur- chased only 12,308,000 tons in 1956 . A similar trend is seen in retail dealer de- liveries , which means substantially coal used for domestic heating . Consumption rose from 80.4 million tons of bituminous ...
... tons of coal in 1944 , pur- chased only 12,308,000 tons in 1956 . A similar trend is seen in retail dealer de- liveries , which means substantially coal used for domestic heating . Consumption rose from 80.4 million tons of bituminous ...
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