Process for converting oil shale into petroleum

Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Including contact with extraneous additive other than...

Reexamination Certificate

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Details

C208S428000, C208S430000

Reexamination Certificate

active

10222379

ABSTRACT:
A process for converting oil shale into petroleum is disclosed. The process includes the steps of pulverizing oil shale to produce pulverized oil shale and then preparing a mixture of pulverized oil shale, water and ethyl alcohol in a sealed vessel. The mixture in the sealed vessel is then heated to a temperature of at least about 465° F. for a period of time which is sufficient to cause the oil shale and ethyl alcohol to combine to produce a second mixture of petroleum and water. The water is then separated from the petroleum.

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