Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3772Chemical news office., 1932 |
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Strona 56
... occur when petroleum is recovered from a natural reservoir . SEISMIC SURVEY EXHIBIT . A seismograph was installed in the lecture . hall and arrangements were made whereby the vibrations of the building , which it re- corded and ...
... occur when petroleum is recovered from a natural reservoir . SEISMIC SURVEY EXHIBIT . A seismograph was installed in the lecture . hall and arrangements were made whereby the vibrations of the building , which it re- corded and ...
Strona 58
... occur . It is easier to understand the rôle of catalysts were we to neglect that metals are sieves through which heat flows like water through a hole . When we closely examine movement in nature we discover that in the majority of cases ...
... occur . It is easier to understand the rôle of catalysts were we to neglect that metals are sieves through which heat flows like water through a hole . When we closely examine movement in nature we discover that in the majority of cases ...
Strona 62
few , but oil and gas , coal and gypsum and salt deposits occur . In the eastern area , with which the Report is ... occurs at r = a / V / 2 the pres- . sure vanishes owing to interference caused by the inner and outer portions of the ...
few , but oil and gas , coal and gypsum and salt deposits occur . In the eastern area , with which the Report is ... occurs at r = a / V / 2 the pres- . sure vanishes owing to interference caused by the inner and outer portions of the ...
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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