Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3756Chemical news office., 1932 |
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Strona 230
... metal . 66 99 The thermo - couples in the source of heat are of concentric construction , that is , the outer weldless tube used , capable of withstanding up to 1800 lbs . per sq . in . pressure , forms itself one of the dis - similar ...
... metal . 66 99 The thermo - couples in the source of heat are of concentric construction , that is , the outer weldless tube used , capable of withstanding up to 1800 lbs . per sq . in . pressure , forms itself one of the dis - similar ...
Strona 231
... metal . It has an advantage in being less sensitive to poisons than a deposited catalyst . It is made up into cartridge - like cases in which it can be revivified repeatedly without any appreciable loss . In the batch process oil . and ...
... metal . It has an advantage in being less sensitive to poisons than a deposited catalyst . It is made up into cartridge - like cases in which it can be revivified repeatedly without any appreciable loss . In the batch process oil . and ...
Strona 232
... metal , a few per cent . of hydrogen gas , the chemist's magic wand and the animal and vegetable fats and oils of the world have been made more useful to man - no mean achievement . The hydrogenation of other organic sub- stances than ...
... metal , a few per cent . of hydrogen gas , the chemist's magic wand and the animal and vegetable fats and oils of the world have been made more useful to man - no mean achievement . The hydrogenation of other organic sub- stances than ...
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