Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3772Chemical news office., 1932 |
Z wnętrza książki
Wyniki 1 - 3 z 5
Strona 49
... proportion of those substances . The Lecture delivered before the Royal Institu- tion on Friday , February 12th , 1932 . Chemical News is indebted to the Royal Institution for the loan of the blocks herein . Refining in the earlier days ...
... proportion of those substances . The Lecture delivered before the Royal Institu- tion on Friday , February 12th , 1932 . Chemical News is indebted to the Royal Institution for the loan of the blocks herein . Refining in the earlier days ...
Strona 53
... proportions are needed . Further intense investigation of the problem has revealed the fact that a minute amount of a lead derivative has the same effect as benzole or alcohol and is 500 times as efficient as benzole . MOTOR VEHICLES ...
... proportions are needed . Further intense investigation of the problem has revealed the fact that a minute amount of a lead derivative has the same effect as benzole or alcohol and is 500 times as efficient as benzole . MOTOR VEHICLES ...
Strona 61
... proportion of soap to be added is approximately 1 in 400. Excess may diminish the cleaning effect . ( 3 ) With this proportion of soap the maximum cleaning effect is produced in 20-30 min . and at a temperature of 25 ° - 30 ° C. ( 4 ) ...
... proportion of soap to be added is approximately 1 in 400. Excess may diminish the cleaning effect . ( 3 ) With this proportion of soap the maximum cleaning effect is produced in 20-30 min . and at a temperature of 25 ° - 30 ° C. ( 4 ) ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
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