Treatment of off-specification white mineral oil made by two sta

Details Treatment of off-specification white mineral oil made by two sta Treatment of off-specification white mineral oil made by two sta

1990-06-14

1992-03-24

Morris, Theodore

Mineral oils: processes and products

Refining

With solid catalyst or absorbent

208245, 208251R, 208254R, 208301, 208307, 208310R, C10G 2500

Patent

active

050985566

ABSTRACT:
The invention relates to a method for removing RCS from off-spec white mineral oil prepared by catalytic hydrogenation by filtering the off-spec white mineral oil through a bleaching clay, such as a smectite clay, particularly an acid treated montmorillonite clay, such as bentonite or attapulgite.

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patent: 2273846 (1942-02-01), Dunmire
patent: 2666732 (1954-01-01), McConnell
patent: 2666733 (1954-01-01), Scovill
patent: 2795535 (1957-06-01), Crosby et al.
patent: 3328293 (1967-06-01), Brenken
patent: 4092240 (1978-05-01), Mead et al.
patent: 4447315 (1984-05-01), Lamb et al.
patent: 4810355 (1989-03-01), Hopkins
patent: 4812436 (1989-03-01), Staal et al.
patent: 4954242 (1990-09-01), Gruta

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