Journal of the Franklin InstitutePergamon Press, 1865 |
From inside the book
Results 1-5 of 32
Page 31
... mercury ; if we suppose the pressure of steam in the boiler to be measured by 37 inches of mercury then the resistance from the uncondensed steam will amount to one - tenth of the whole power of the boiler ; this added to the four ...
... mercury ; if we suppose the pressure of steam in the boiler to be measured by 37 inches of mercury then the resistance from the uncondensed steam will amount to one - tenth of the whole power of the boiler ; this added to the four ...
Page 39
... mercury ; and when the pressure in the boiler is 37 inches , the loss of power is one - tenth . By the plan here sketched no water collects in the condenser , and the temperature , when water is abun- dant , may be reduced to 80 ° , and ...
... mercury ; and when the pressure in the boiler is 37 inches , the loss of power is one - tenth . By the plan here sketched no water collects in the condenser , and the temperature , when water is abun- dant , may be reduced to 80 ° , and ...
Page 48
... mercury is occasionally from 10 ° to 20 ° below zero , or 40 ° to 50 ° of frost , and when it is added that these wheels do not break oftener than wrought iron wheels on the best English lines , it must be added that they are as safe as ...
... mercury is occasionally from 10 ° to 20 ° below zero , or 40 ° to 50 ° of frost , and when it is added that these wheels do not break oftener than wrought iron wheels on the best English lines , it must be added that they are as safe as ...
Page 68
... mercury and salt must change elements , so as to produce sulphate of soda ( glauber- salt ) and chloride of mercury ( corrosive sublimate ) . These substances might therefore be substituted for those before mentioned , having the ...
... mercury and salt must change elements , so as to produce sulphate of soda ( glauber- salt ) and chloride of mercury ( corrosive sublimate ) . These substances might therefore be substituted for those before mentioned , having the ...
Page 69
... mercury salt might be dispensed with , and the battery ( charged with a solution of glaubersalt only ) would give for several hours a constant current , quite sufficient to operate a medical coil with all the energy desirable . In this ...
... mercury salt might be dispensed with , and the battery ( charged with a solution of glaubersalt only ) would give for several hours a constant current , quite sufficient to operate a medical coil with all the energy desirable . In this ...
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Common terms and phrases
66 date acid action air pump amount apparatus applied arrangement atmospheric Bessemer process boiler carbon caseine cast iron cause cent centre chemical coal color combustion condenser constructed containing cubic cubic foot cylinder diameter effect employed equal evaporated expansion experiments fact fatty matters feet fluid force FRANKLIN INSTITUTE fuel furnace gauge glass glycerine heat horse power increased kilometres per hour L.-THIRD SERIES.-No length less lime London magnesium manganese manufacture marine engines material means mechanical mercury Messrs metal miles Mont Cenis motion naphtha obtained ordinary paper pass patent petroleum pipe placed plate portion practical present pressure produced proportion quantity rails railway resistance screw ship side silicate soap soda spermaceti square inch strain strength stroke substance sulphur sulphuric acid surface surface condensers temperature thickness tion tons truss tube valve vessel weight wheels whilst wool wrought iron