Chemical News and Journal of Industrial Science, Tomy 123-124Chemical news office., 1921 |
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Strona 14
... coal - mining will , by itself , revitalise the engineering industry , even though the settle- ment be on terms consistent with a low enough price for industrial coal . It cannot be too clearly and widely understood that the engineering ...
... coal - mining will , by itself , revitalise the engineering industry , even though the settle- ment be on terms consistent with a low enough price for industrial coal . It cannot be too clearly and widely understood that the engineering ...
Strona 24
... coal , one actually purchased energy which might , or might not , be represented by the calorific value of the fuel . What one really had to consider was the energy available for melting glass or for other similar purposes . He showed ...
... coal , one actually purchased energy which might , or might not , be represented by the calorific value of the fuel . What one really had to consider was the energy available for melting glass or for other similar purposes . He showed ...
Strona 25
... coal , so long as there was a great difference in price . There was a more steady dependence on the price of coal than of oil . Mr. J. H. STEELE thought that oil had not been given a fair chance in the glass industry . His own ...
... coal , so long as there was a great difference in price . There was a more steady dependence on the price of coal than of oil . Mr. J. H. STEELE thought that oil had not been given a fair chance in the glass industry . His own ...
Strona 40
... coal gas , prior to the separation of tar oil . The coal is fed into a rotary retort , and the coke is discharged through an annular casing to a conveyor feeding the producers . The gas from a producer passes through the retort to a ...
... coal gas , prior to the separation of tar oil . The coal is fed into a rotary retort , and the coke is discharged through an annular casing to a conveyor feeding the producers . The gas from a producer passes through the retort to a ...
Strona 41
... coal is available . If wood fuel is used , the total will be 8 tons . It does not necessarily follow that each of the primary materials required - which are bamboo , fuel , lime- stone , and imported soda - must be available under ideal ...
... coal is available . If wood fuel is used , the total will be 8 tons . It does not necessarily follow that each of the primary materials required - which are bamboo , fuel , lime- stone , and imported soda - must be available under ideal ...
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