Chemical News and Journal of Industrial Science, Tomy 127-128Chemical news office., 1923 |
Z wnętrza książki
Wyniki 1 - 5 z 100
Strona 9
... heat for heating the water before passing it into the boiler , and this invention , the Green's Economiser , is now a household word wherever steam boilers are in use , and for many years may be considered as having saved steam users ...
... heat for heating the water before passing it into the boiler , and this invention , the Green's Economiser , is now a household word wherever steam boilers are in use , and for many years may be considered as having saved steam users ...
Strona 10
... heat instead of smoke is produced . Boilers should all be fitted with draught gauges , CO2 indicators and water meters . Without them , stoking and boiler efficiency is mere guess work , and only leads to con- fusion . The water in a ...
... heat instead of smoke is produced . Boilers should all be fitted with draught gauges , CO2 indicators and water meters . Without them , stoking and boiler efficiency is mere guess work , and only leads to con- fusion . The water in a ...
Strona 16
... heating . The reason the expensive metal , platinum , has hitherto been used for wires which must be sealed airtight ... heat as lead glass . In the second place , hot plati- num is " wetted " by molten glass ; that is , it sticks to it ...
... heating . The reason the expensive metal , platinum , has hitherto been used for wires which must be sealed airtight ... heat as lead glass . In the second place , hot plati- num is " wetted " by molten glass ; that is , it sticks to it ...
Strona 17
... heating various kinds of organic matter such as sawdust , bran , straw , etc. , with sulphur and alkaline polysulphides . This dye was called Cachou de Laval , and received quite a large application as a cot- ton dye , despite its ...
... heating various kinds of organic matter such as sawdust , bran , straw , etc. , with sulphur and alkaline polysulphides . This dye was called Cachou de Laval , and received quite a large application as a cot- ton dye , despite its ...
Strona 19
... heat is very great , but the bond is only stable to heat and not to the electricity of other atoms , for it is weak enough to be attacked by such a neutral substance as water , which fact is a good demonstration of the difference ...
... heat is very great , but the bond is only stable to heat and not to the electricity of other atoms , for it is weak enough to be attacked by such a neutral substance as water , which fact is a good demonstration of the difference ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
acid action addition alcohol amount ANALYTICAL BALANCE appears application arsenic Association atom British carbon carbon tetrachloride carried cent charge chemical Chemistry chloride College colour complete compounds concentrate containing course crystals derivatives determined dyes effect electric electrons elements energy examination exist experiments fact frequency further give given glass heat hydrogen important increase industry Institute interest known laboratory lead less light lines London manufacture mass material matter means ment mercury metal method molecule nature nucleus observed obtained organic oxide period phase physical position possible practical precipitated prepared present properties Published pure quantum radiation reaction regarded relation Research rubber salts separated shown sodium solution spectrum structure sulphuric temperature term theory tion Trade United various weight