Mineral oil dewaxing process with dehydration of feed and solven

Details Mineral oil dewaxing process with dehydration of feed and solven Mineral oil dewaxing process with dehydration of feed and solven

1975-11-24

1977-07-05

Levine, Herbert

Mineral oils: processes and products

Paraffin wax; treatment or recovery

With ureas

208 33, C10G 4304, C10G 4308

Patent

active

040338550

ABSTRACT:
In a mineral dewaxing process, the oil solvent and the wax-containing mineral oil feed are dehydrated by a combination of flash evaporation, steam stripping and azeotropic distillation.

REFERENCES:
patent: 2443532 (1948-06-01), Berg
patent: 2907709 (1959-10-01), Benedict
patent: 2911350 (1959-11-01), Kerns
patent: 2949419 (1960-08-01), Benedict
patent: 3130143 (1964-04-01), Salmon et al.
patent: 3448016 (1969-06-01), Hoppe

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