Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3758Chemical news office., 1932 |
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Strona 264
... coal under such conditions that efficient results are impossible . In general such refuse has a nett heating value of at least 2,000-2,500 B.Th.U. per lb. and will evaporate 1-1 lbs . of water to steam per 1 lb. of material , say one ...
... coal under such conditions that efficient results are impossible . In general such refuse has a nett heating value of at least 2,000-2,500 B.Th.U. per lb. and will evaporate 1-1 lbs . of water to steam per 1 lb. of material , say one ...
Strona 265
... coal and coke down to sawdust , peat , lignite , tan yard refuse , and general wet vegetable pro- ducts . The arrangement of hollow trough firebars and a forced blast of air and steam results in an intense " local " heat almost a blow ...
... coal and coke down to sawdust , peat , lignite , tan yard refuse , and general wet vegetable pro- ducts . The arrangement of hollow trough firebars and a forced blast of air and steam results in an intense " local " heat almost a blow ...
Spis treści
The Story of the Perkins Reflector | 260 |
Decline in U S Phosphates Output | 266 |
Mohlers Test for Benzoic Acid Edward T Illing B Sc F I C | 269 |
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