ScienceJohn Michels (Journalist) 1942 |
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Page 502
... natural gas has been used mainly for heating and generation of steam and electrical power . In the last few years , however , the tempo of research and development has increased enormously . A much higher field of utilization for natural ...
... natural gas has been used mainly for heating and generation of steam and electrical power . In the last few years , however , the tempo of research and development has increased enormously . A much higher field of utilization for natural ...
Page 504
... natural gasoline or fractions from petroleum . It is believed that acetylene can be pro- duced at a lower cost from processing natural gas than by the electrochemical method of producing cal- cium carbide . The natural gas industry has ...
... natural gasoline or fractions from petroleum . It is believed that acetylene can be pro- duced at a lower cost from processing natural gas than by the electrochemical method of producing cal- cium carbide . The natural gas industry has ...
Page 527
... natural rubber was cut off . Natural rubber ( December , 1941 ) cost about 22 cents per pound . The price ranged through the years from 3.5 cents to over one dollar per pound . It can be stated that synthetic rubber in mass production ...
... natural rubber was cut off . Natural rubber ( December , 1941 ) cost about 22 cents per pound . The price ranged through the years from 3.5 cents to over one dollar per pound . It can be stated that synthetic rubber in mass production ...
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