Chemical News and Journal of Industrial Science, Tomy 137-138Chemical news office., 1928 |
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Strona 128
... prepared by fraction- ating liquid air so as to yield pure nitrogen and slightly impure oxygen , using the oxy- gen for the preparation of hydrogen by in- complete combustion of hydrocarbons in the known manner , and adding the nitrogen ...
... prepared by fraction- ating liquid air so as to yield pure nitrogen and slightly impure oxygen , using the oxy- gen for the preparation of hydrogen by in- complete combustion of hydrocarbons in the known manner , and adding the nitrogen ...
Strona 336
... prepared for use in medicine and pharmacy . The English Grains Company , Ltd. , Shobnall Road , Burton - on - Trent . November 7th . EVIUNIS . 489,140 . - Chemical substances prepared for use in medicine and pharmacy.- Cristallo ...
... prepared for use in medicine and pharmacy . The English Grains Company , Ltd. , Shobnall Road , Burton - on - Trent . November 7th . EVIUNIS . 489,140 . - Chemical substances prepared for use in medicine and pharmacy.- Cristallo ...
Strona 224
... prepared for use in medicine and pharmacy . John Wellwood , 132 and 134 , Gros- venor Road , Belfast , Northern Ireland . March 6 . MALVIN . 499,223 . - Chemical substances prepared for use in medicine and pharmacy .-- Garnett Brothers ...
... prepared for use in medicine and pharmacy . John Wellwood , 132 and 134 , Gros- venor Road , Belfast , Northern Ireland . March 6 . MALVIN . 499,223 . - Chemical substances prepared for use in medicine and pharmacy .-- Garnett Brothers ...
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acid action activation amount appears application Association atoms British carbon cent Chemical Chemistry coal Company complete containing continuous copper crystal determined direct effect electric electrons energy Engineering exist experiments fact field fuel further give given heat HOUSE hydrogen important increase industry Institute interest known less light Limited London manufacture Marks material matter means measured meeting ment metal method million Mines molecule nature observed obtained Office oxide oxygen particles Patents period plant positive possible practice prepared present pressure production Published radiation rays reaction recent referred Royal salt Society solution stars substances surface temperature theory tion tons Trade United University various volume waves whole X-ray