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" ... bicarbonate rocks) Energy must be supplied to release hydrogen from any of these compounds by breaking the chemical bonds. Thus hydrogen is not a primary energy resource obtainable from nature in the same manner as petroleum or coal. Instead, hydrogen... "
Hydrogen Fuel: Production, Transport, and Storage - Sivu 7
muokkaaja - 2008 - 624 sivua
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Hydrogen: Hearings Before the Subcommittee on Energy Research, Development ...

United States. Congress. House. Committee on Science and Technology. Subcommittee on Energy Research, Development, and Demonstration - 1975 - 1386 sivua
...the same manner as petroleum or coal. Instead, hydrogen is properly regarded as an energy carrier or a means to store and transmit energy derived from a primary energy resource. Methods of obtaining hydrogen are described below. B. Hydrogen Production from Fossil Fuels...




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