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Occidental Oil Shale, Inc.
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Bakersfield, CA, US
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Patents Grants
last 30 patents
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Patent Grant
Determining the locus of a processing zone in an oil shale retort b...
Patent number
4,279,302
Issue date
Jul 21, 1981
Occidental Oil Shale, Inc.
Chang Y. Cha
E21 - EARTH DRILLING MINING
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Patent Grant
Staggered array of explosives for fragmented oil shale formation to...
Patent number
4,194,789
Issue date
Mar 25, 1980
Occidental Oil Shale, Inc.
Irving G. Studebaker
E21 - EARTH DRILLING MINING
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