Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3753Chemical news office., 1932 |
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Strona 176
... conditions imperatively demand the promotion of the spirit of unity among the profession through the alliance of the various branches of Science working as a single force for international development and common welfare and a united ...
... conditions imperatively demand the promotion of the spirit of unity among the profession through the alliance of the various branches of Science working as a single force for international development and common welfare and a united ...
Strona 180
... condition with gaseous hydrogen in the presence of cer- tain finely - divided reduced metals , known as catalysts , under appropriate conditions of temperature and pressure . Among the metals in question , which act as catalysts , are ...
... condition with gaseous hydrogen in the presence of cer- tain finely - divided reduced metals , known as catalysts , under appropriate conditions of temperature and pressure . Among the metals in question , which act as catalysts , are ...
Strona 182
... condition , requiring no filtration . The time of contact of the oil with the nickel catalyst is only a few minutes a very real advantage over the " powder " process in which the contact is considerably prolonged . The control of the ...
... condition , requiring no filtration . The time of contact of the oil with the nickel catalyst is only a few minutes a very real advantage over the " powder " process in which the contact is considerably prolonged . The control of the ...
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