Chemical News and Journal of Industrial Science, Tom 145,Wydanie 3770Chemical news office., 1932 |
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Strona 20
... suitable structures have been discovered in recent years by this means . The elastic wave method is based on a dis- covery made some years ago in the study of near earthquakes . It was found that several compressional and distortional ...
... suitable structures have been discovered in recent years by this means . The elastic wave method is based on a dis- covery made some years ago in the study of near earthquakes . It was found that several compressional and distortional ...
Strona 22
... suitable to its accumulation will probably be found . At the present time an oil field cannot be proved " other than by the mechanical operation of drilling a well into the pre- sumed reservoir ; but the possibility is by no means ...
... suitable to its accumulation will probably be found . At the present time an oil field cannot be proved " other than by the mechanical operation of drilling a well into the pre- sumed reservoir ; but the possibility is by no means ...
Strona 27
... suitable agent in order to render them luminous without unduly affecting the flame temperature . Advances in our knowledge of gas radia- tion have had an important influence upon boiler design . Many years ago Nicholson showed how ...
... suitable agent in order to render them luminous without unduly affecting the flame temperature . Advances in our knowledge of gas radia- tion have had an important influence upon boiler design . Many years ago Nicholson showed how ...
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activity adopted applied boring Buildings calculated carbon Communicated compared completed conduction considerably Controller convection cool countries define depth described determination direct discovery distribution drilling effect elastic emitted existence experience experimental explosion fact factor field flame flowing fuel furnace further gases given heat transfer important increased industry instance Institute for Medical interest issued June knowledge known laboratories late limited London lower Marks mass measured Medical Research medium ment method National Institute nature nights obtained Office operates original Patent path petroleum possible practical present pressure principles processes production proportion published quantities radiation recently recommended recorded reduced regions Research reservoir rock scientific shape simple solids square standard preparation station steam structural studied suitable surface temperature tion underground unit values vapour various vitamin waves workers