Iron-containing refractory balls for retorting oil shale

Details Iron-containing refractory balls for retorting oil shale Iron-containing refractory balls for retorting oil shale

1977-09-28

1979-07-10

Levine, Herbert

Mineral oils: processes and products

Products and compositions

Lubricating oils

291484R, 75235, 201 12, C10G 102

Patent

active

041607198

ABSTRACT:
Iron-containing refractory balls, in a retorting process for oil shale, permit effective magnetic separation of the balls from the spent shale.

REFERENCES:
patent: 3020209 (1962-02-01), Culbertson et al.
patent: 3265608 (1966-08-01), Crawford
patent: 3684090 (1972-08-01), Kilbride
Penner et al., "Energy", vol. II, (1975), pp. 10 to 29, Pub. Addison-Wesley Publishing Company, Inc., Reading, Mass.

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