Process for removing arsenic and/or antimony from oil shale dist

Details Process for removing arsenic and/or antimony from oil shale dist Process for removing arsenic and/or antimony from oil shale dist

1977-09-26

1979-06-26

Crasanakis, George

Mineral oils: processes and products

Refining

Metal contaminant removal

C10G 2300

Patent

active

041592417

ABSTRACT:
An improvement in a process of removing arsenic and/or antimony from their chemical compounds in a substantially organic liquid by treating the latter with hydrogen under a superatmospheric pressure and at an elevated temperature, the improvement residing in applying this process to the liquid distillate of oil shale or coal or one derived from the gasification of coal, said liquid containing oil shale dust or coal dust whereby elementary arsenic and/or antimony is deposited on said oil shale dust or said coal dust and said oil shale dust or said coal dust containing elementary arsenic and/or antimony is removed therefrom.

REFERENCES:
patent: 2065201 (1936-12-01), Szayna
patent: 2956004 (1960-10-01), Conn et al.
patent: 3494855 (1970-02-01), Stine et al.
patent: 4029571 (1977-06-01), Curtin

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