The New Encyclopædia Britannica in 30 Volumes: Macropædia : Knowledge in Depth. - 19 Bd, Volumes 1-19Encyclopædia Britannica, 1974 |
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Page 166
... crude oil equivalent gas 80 - 60 oil 40 coal 20 0 1950 1955 1960 1965 1970 100 80 distribution . Type examples of major oil fields are described , and the relation of proved petroleum reserves and probable future discoveries to ever ...
... crude oil equivalent gas 80 - 60 oil 40 coal 20 0 1950 1955 1960 1965 1970 100 80 distribution . Type examples of major oil fields are described , and the relation of proved petroleum reserves and probable future discoveries to ever ...
Page 167
... crude oil becomes plastic small percentage of most crude oils . and will not flow , is important and always is determined , In addition to the practically infinite mixtures of hydrohowever ; it ranges from + 90 ° to below – 70 ° F ( 32 ...
... crude oil becomes plastic small percentage of most crude oils . and will not flow , is important and always is determined , In addition to the practically infinite mixtures of hydrohowever ; it ranges from + 90 ° to below – 70 ° F ( 32 ...
Page 181
... oil vapours rise up through the column and are above 650 ° F. In practice , however , there are many dif- condensed to a liquid in a water ... crude oil the column called stripping trays , which remove any light. Petroleum Refining 181.
... oil vapours rise up through the column and are above 650 ° F. In practice , however , there are many dif- condensed to a liquid in a water ... crude oil the column called stripping trays , which remove any light. Petroleum Refining 181.
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