Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3747Chemical news office., 1932 |
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Strona 82
... manufacture , and was therefore patentable . The result has been the development of a world - wide important and prosperous indus- try hedged in on all sides by patents , none of which however protect the discoveries of the pioneer ...
... manufacture , and was therefore patentable . The result has been the development of a world - wide important and prosperous indus- try hedged in on all sides by patents , none of which however protect the discoveries of the pioneer ...
Strona 93
... MANUFACTURE OF HELIUM FROM LIQUID HYDROGEN . Professor Shinichi Aoyama , of the Depart- ment of Science in the Tohoku Imperial University , has secured machines for the liquidating of hydrogen and air with the donation of 123,000 yen ...
... MANUFACTURE OF HELIUM FROM LIQUID HYDROGEN . Professor Shinichi Aoyama , of the Depart- ment of Science in the Tohoku Imperial University , has secured machines for the liquidating of hydrogen and air with the donation of 123,000 yen ...
Strona 96
... Manufacture of amino - substituted organic arsenic compounds . Janu- ary 11 . 957.-I. G. Farbenindustrie Akt . - Ges . --- Manufacture of dihydroxy naph- thalene dicarboxlic acid . January 12 . 1,077 . - Kamm , E. D. - Hydrogenation of ...
... Manufacture of amino - substituted organic arsenic compounds . Janu- ary 11 . 957.-I. G. Farbenindustrie Akt . - Ges . --- Manufacture of dihydroxy naph- thalene dicarboxlic acid . January 12 . 1,077 . - Kamm , E. D. - Hydrogenation of ...
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acid hydrolysis alcohol Algarite algarose alkaline aluminium ammonia amount analysed animal appearance application aqueous associated become boiling brown Building Bureau of Mines Burrell calcium called carbon caustic soda cent Chemical Chemistry chloroform College colour considerable constitution contained cures differs difficulties dissolved ether evolved extract FEBRUARY give heated Honolulu Oil important Industry insoluble INSTITUTE interest January known later lime liquid London manufacture material matter METALS Method naphthenic acids nature nil nil obtained Office Oil Co patent period placed pounds powder precipitate present probably produced protection pure pyridine quantities recently reduces remaining Report Research residue resulting rickets salts Sampled Science scientific property seaweed shown solid solu soluble solution Street substance sugars suggested sulphuric acid Theory tion top of oil Trade University vitamin volume weight worker yield zone