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Home › Process for staged combustion of retorted oil shale

Process for staged combustion of retorted oil shale

US Patent 4543894 · Granted Oct 1, 1985

Estimated economic value: $9,494,000 ⓘ

Assignee

Union Oil Company Of California

Inventors

Charles Griswold (4 patents)
Ben A. Christolini (4 patents)

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