Process for the removal of surface-distributed hydrocarbons, in

Details Process for the removal of surface-distributed hydrocarbons, in Process for the removal of surface-distributed hydrocarbons, in

1989-11-01

1990-12-25

Hruskoci, Peter

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

210747, 210925, 134 42, 252184, C02F 156

Patent

active

049800728

ABSTRACT:
Surface-distributed hydrocarbons, in particular mineral oil and mineral oil processing products, are removed by allowing water and a polyether containing isocyanate end groups to act on the hydrocarbons and by mechanically removing the gel containing hydrocarbons which is formed.

REFERENCES:
patent: 3869385 (1975-03-01), Stanley et al.
patent: 3977969 (1976-08-01), Zall
patent: 4039489 (1977-08-01), Fletcher et al.
Patent Abstracts of Japan, No. 3, (C-557), Mar. 3, 1987, (JP-A-63-215789).

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