Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3756Chemical news office., 1932 |
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Strona 230
... scale , continually illuminated , and two tem- perature ranges , 0-600 ° F. , and 0-1200 ° F. Beneath are a series of rotary switches by which connection is made immediately as desired to any of the 36 points . The recorder is a 6 ...
... scale , continually illuminated , and two tem- perature ranges , 0-600 ° F. , and 0-1200 ° F. Beneath are a series of rotary switches by which connection is made immediately as desired to any of the 36 points . The recorder is a 6 ...
Strona 232
... scale , and there is every indication that as the practical uses of the products so formed increase , the method will become one of prime industrial importance in the great field of applied chemistry . It involves pure hydrogen , many ...
... scale , and there is every indication that as the practical uses of the products so formed increase , the method will become one of prime industrial importance in the great field of applied chemistry . It involves pure hydrogen , many ...
Strona 234
... scale on which the ammonia industry is being worked . The two uses of hydrogen we have already considered form more or less completed chapters its use in conjunction with oil and coal is only on the threshold of indus- trial application ...
... scale on which the ammonia industry is being worked . The two uses of hydrogen we have already considered form more or less completed chapters its use in conjunction with oil and coal is only on the threshold of indus- trial application ...
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