TWO-STAGE PROCESS FOR THE CONVERSION OF TAR SAND TO LIQUID FUELS AND SPECIALTY CHEMICALS
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United States of America Patent
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Issued Date -
Jun 3, 2010
app pub date -
Oct 10, 2007
filing date -
Oct 10, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A process is disclosed for converting Tar Sand to fuels and/or valuable chemicais. The process comprises the steps of a) activating Tar Sand to make it more susceptible to conversion; c) partially converting the Tar Sand to a solubilized material; and d) subjecting the unconverted Tar Sand to a second conversion step. The process optionally comprises a step b) of adding a solvent to the activated Tar Sand. In a preferred embodiment the solubilized Tar Sand obtained in step c) is removed before the unconverted Tar Sand is subjected to step d).
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