Chemical News and Journal of Industrial Science, Tom 34Chemical news office., 1876 |
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Strona 10
... Improvements in furnaces for metallurgical operations , which im- provements may also be applied to steam - boilers and other furnaces . A. Parkes , Gravelly Hill , Erdington , Warwick . March 6 , 1875.-No. 841. This invention consists ...
... Improvements in furnaces for metallurgical operations , which im- provements may also be applied to steam - boilers and other furnaces . A. Parkes , Gravelly Hill , Erdington , Warwick . March 6 , 1875.-No. 841. This invention consists ...
Strona 14
... the mechanical prin- ciples upon which they have been designed , and indicates progressive improvement in their working qualities , the second being both longer and lighter , yet less flexible than CHEMICAL NEWS , July 14 , 1876 . RESIDUE .
... the mechanical prin- ciples upon which they have been designed , and indicates progressive improvement in their working qualities , the second being both longer and lighter , yet less flexible than CHEMICAL NEWS , July 14 , 1876 . RESIDUE .
Strona 25
... improvement on this process , although not industrially available , was that of Clemm * who substituted carbonate of magnesia for chalk . From the magnesium chloride formed by the decomposition of the manganese chloride he liberated ...
... improvement on this process , although not industrially available , was that of Clemm * who substituted carbonate of magnesia for chalk . From the magnesium chloride formed by the decomposition of the manganese chloride he liberated ...
Strona 26
... improvement , as the friction of the links of the chain over the pulley imparts steadiness to the fan - plate , and thus enables the average velocity to be better read in intermitting currents . About the same time as the introduction ...
... improvement , as the friction of the links of the chain over the pulley imparts steadiness to the fan - plate , and thus enables the average velocity to be better read in intermitting currents . About the same time as the introduction ...
Strona 27
... improvements were made in the way of charging , by a hopper on the top of the furnace probably , and also by the alteration of the gear , so as to draw the charge out through a slide in the furnace bottom , a great deal of time would be ...
... improvements were made in the way of charging , by a hopper on the top of the furnace probably , and also by the alteration of the gear , so as to draw the charge out through a slide in the furnace bottom , a great deal of time would be ...
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