Chemical News and Journal of Industrial Science, Tomy 131-132Chemical news office., 1925 |
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Strona 7
... coal itself , and , of course , that obtained by chemical decompo- sition of the coal substance . Roughly speaking , average figures to - day at 9-12 % moisture in the coal as received , which is dried down to , say , 3-5 % , and the ...
... coal itself , and , of course , that obtained by chemical decompo- sition of the coal substance . Roughly speaking , average figures to - day at 9-12 % moisture in the coal as received , which is dried down to , say , 3-5 % , and the ...
Strona 8
... coal , and other material , or in various chemical operations , such as cement manufacture . The heated air naturally always tends to pass right through the cylinder above the coal or other material , whilst methods to try and increase ...
... coal , and other material , or in various chemical operations , such as cement manufacture . The heated air naturally always tends to pass right through the cylinder above the coal or other material , whilst methods to try and increase ...
Strona 13
... COAL RESOURCES . In pursuance of the policy of carry out the work of the above survey with the help of local Committees , the Fuel Research Board have appointed a committee to deal with . the physical and chemical survey of the coal ...
... COAL RESOURCES . In pursuance of the policy of carry out the work of the above survey with the help of local Committees , the Fuel Research Board have appointed a committee to deal with . the physical and chemical survey of the coal ...
Strona 22
... coal of something like 325,000 lbs . water from and at 212 ° F. , with an overload of 425,000 lbs . , or , in other words , equal to over 100 Lancashire " boilers 30 feet by 8 feet , as now worked at collieries . The record in Europe ...
... coal of something like 325,000 lbs . water from and at 212 ° F. , with an overload of 425,000 lbs . , or , in other words , equal to over 100 Lancashire " boilers 30 feet by 8 feet , as now worked at collieries . The record in Europe ...
Strona 23
... coals , is to use the air heater instead of the feed - water economiser . On these lines , a modern pul- verised fuel ... coal , used as fuel , together with the air and feed water , whilst on the latest section of the plant , one ...
... coals , is to use the air heater instead of the feed - water economiser . On these lines , a modern pul- verised fuel ... coal , used as fuel , together with the air and feed water , whilst on the latest section of the plant , one ...
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