Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3772Chemical news office., 1932 |
Z wnętrza książki
Wyniki 1 - 2 z 2
Strona 55
... approximately 75 per cent . more heat units . into useful work than an efficient steam engine , and it is several times more efficient than the average steam engine . Its efficiency at full load is greater than that of the petrol engine ...
... approximately 75 per cent . more heat units . into useful work than an efficient steam engine , and it is several times more efficient than the average steam engine . Its efficiency at full load is greater than that of the petrol engine ...
Strona 61
... 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 ) The best soap is a potash soap in ...
... 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 ) The best soap is a potash soap in ...
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