Mineral oils: processes and products – By treatment of solid mineral – e.g. – coal liquefaction – etc. – Including contact of feed with liquid produced in the...
Patent
1984-12-27
1986-05-06
Metz, Andrew H.
Mineral oils: processes and products
By treatment of solid mineral, e.g., coal liquefaction, etc.
Including contact of feed with liquid produced in the...
423114, 423119, 423131, 4236585, 208429, 208435, C10G 104
Patent
active
045870055
ABSTRACT:
Disclosed is a process for removing mineral matter from Rundle oil-shale by contacting the oil-shale with (a) an ammonium salt solution and (b) an organic solvent, at a temperature from about 0.degree. C. to about 300.degree. C. for a time which is sufficient to substantially separate at least about 80 wt. % of the carbonate mineral matter from the oil-shale.
REFERENCES:
patent: 4491513 (1985-01-01), Siskin et al.
patent: 4491514 (1985-01-01), Siskin et al.
Brons Glen
Siskin Michael
Exxon Research and Engineering Co.
Metz Andrew H.
Naylor Henry E.
Pal A.
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