Continuous process for deasphalting and demetallating a residue

Details Continuous process for deasphalting and demetallating a residue Continuous process for deasphalting and demetallating a residue

1993-04-19

1994-10-11

Myers, Helane

Mineral oils: processes and products

Fractionation

Deasphalting

208 45, 208251R, C10G 2100

Patent

active

053544544

ABSTRACT:
A continuous process for deasphalting and demetallating a residue from crude oil distillation, by means of dimethyl carbonate as extraction solvent, comprises:

REFERENCES:
patent: 2587643 (1952-03-01), Myers
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patent: 4324651 (1982-04-01), Rollmann et al.
patent: 4452691 (1984-06-01), Polomski
patent: 4482453 (1984-11-01), Coombs et al.
patent: 4502944 (1985-03-01), Nelson
patent: 4618413 (1986-10-01), Overfield
patent: 4643821 (1987-02-01), Overfield

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