Breaking middle phase emulsions

Details Breaking middle phase emulsions Breaking middle phase emulsions

1985-08-02

1986-11-18

Metz, Andrew H.

Mineral oils: processes and products

Refining

Water removal

208184, 208188, 208364, 208180, 203 14, 203 73, 203 79, 252328, 252346, 252347, C10G 3300, B01D 300, B01D 1704

Patent

active

046234470

ABSTRACT:
Middle phase emulsions are broken by subjecting the emulsion to a first atmospheric distillation step to remove water, followed by a second vacuum distillation step to recover oil. The residue contains the surfactant. The atmospheric distillation is generally carried out by steam distillation.

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