Dewatering of petroleum-containing sludges with recovery of the

Mineral oils: processes and products – Refining – Water removal

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208 13, 210708, 210713, 210725, 210727, 210728, C10G 1700, C10G 1709, C10G 3304

Patent

active

044179766

ABSTRACT:
A process for dewatering petroleum-containing sludges by a two-stage method using finely divided additives and organic flocculants, wherein

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patent: 3165465 (1965-01-01), Ray
patent: 3931005 (1976-01-01), Gasser
patent: 4122009 (1978-10-01), Tao et al.
patent: 4299690 (1981-11-01), Allan
Proceedings of the Filtration Society, "Flocculants" by C. M. Thomas, *Ph.D., B.SC. 6-16-65.

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