Size separation of oil shale particles for efficient retorting

Details Size separation of oil shale particles for efficient retorting Size separation of oil shale particles for efficient retorting

1981-03-23

1982-12-28

Gantz, Delbert E.

Mineral oils: processes and products

Products and compositions

Lubricating oils

201 31, C10B 5306, C10G 100

Patent

active

043660460

ABSTRACT:
Oil shale particles separated into coarse- and fine-particle streams prior to retorting in a downward moving bed, wherein the fine particles enter the retort below the top of the fluidized bed to minimize entrainment before pyrolysis occurs.

REFERENCES:
patent: 3167494 (1955-01-01), Crawford
patent: 3483116 (1969-12-01), Hoffert
patent: 3499834 (1970-03-01), Goins
patent: 3976558 (1976-08-01), Hall
patent: 4162960 (1979-07-01), Dhondt
patent: 4199432 (1980-04-01), Tamm et al.
patent: 4243510 (1981-01-01), Dhondt

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