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Kruyer Tar Sand Development, Inc.
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Salt Lake City, UT, US
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Patent Grant
Process for recovering bitumen from tar sand
Patent number
4,236,995
Issue date
Dec 2, 1980
Kruyer Tar Sand Development, Inc.
Jan Kruyer
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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