Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3772Chemical news office., 1932 |
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Strona 49
... material . The attention of chemists during the past twenty years has been more and more concentrated on the removal of the specific material at fault . Thus , for the oxidation of sulphur deriv- atives in spirit , alkaline ...
... material . The attention of chemists during the past twenty years has been more and more concentrated on the removal of the specific material at fault . Thus , for the oxidation of sulphur deriv- atives in spirit , alkaline ...
Strona 56
... material , but a finished product to which many branches of British industrial skill and science have contributed . The gain to Britain is , therefore , widespread and of more value than that derived from the sale of an untreated and ...
... material , but a finished product to which many branches of British industrial skill and science have contributed . The gain to Britain is , therefore , widespread and of more value than that derived from the sale of an untreated and ...
Strona 60
... material , e.g. , is soiled by tumbling 2.5g . while flannel for half an hour in 200 cc . White Spirit with 0.2g ... material were ascertained and also the effect of the presence of water in ( a ) the cleaning spirit , ( b ) the material ...
... material , e.g. , is soiled by tumbling 2.5g . while flannel for half an hour in 200 cc . White Spirit with 0.2g ... material were ascertained and also the effect of the presence of water in ( a ) the cleaning spirit , ( b ) the material ...
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acid action addition advantages ammonia amount apparatus application atom become Britain Buildings carbon Carbon Tetrachloride chemical cleaning coal combustion Commonwealth complete compression ignition engine Conference continued cylinder deposits detonation direction disc economic effect efficiency energy essential fraction fuel fuel oil further give given heat important increase industry interest July lead light lines liquid locomotive London material matter means measure ment method mixture motor movement nature necessary needed nodal circle obtained occur Office operations original Ottawa Ottawa Conference Patent perhaps petrol engine petroleum petroleum industry possible practical present pressure problem progress proportion Published quantities recent refining regard require restrictions scientific ship soap solvents space specimen spirit steam taken takes temperature tion trade transport types utilization various vehicles vibrating virtually volume