Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › In situ retorting of oil shale with air, steam, and recycle gas

In situ retorting of oil shale with air, steam, and recycle gas

US Patent 4454915 · Granted Jun 19, 1984

Estimated economic value: $15,691,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for transferring spectral information among spectrometers1994
Static mixer retorting of oil shale1988
Static mixer retorting of oil shale1988
Static mixer retorting of oil shale1988
Static mixer retorting of oil shale1988
Static mixer retorting of oil shale1986
Static mixer retorting of oil shale1986
Shale oil stabilization with a hydroprocessor1985
Shale oil explosives1984
Oil shale retorting process for producing explosives1984
Process for forming an in situ oil shale retort1984
In situ retorting with flame front-stabilizing layer of lean oil shale particles1984