Global Patent Index - EP 0699098 A1

EP 0699098 A1 19960306 - METHOD OF REMOVING WATER FROM WASTE OIL USING SURFACE-ACTIVE COMPOUNDS

Title (en)

METHOD OF REMOVING WATER FROM WASTE OIL USING SURFACE-ACTIVE COMPOUNDS

Title (de)

VERFAHREN ZUR ENTWÄSSERUNG VON ALTÖL UNTER VERWENDUNG VON OBERFLÄCHENAKTIVEN VERBINDUNGEN

Title (fr)

PROCEDE POUR LA DESHYDRATATION D'HUILES USEES A L'AIDE DE COMPOSES TENSIOACTIFS

Publication

EP 0699098 A1 19960306 (DE)

Application

EP 94916960 A 19940513

Priority

  • DE 4317046 A 19930521
  • EP 9401554 W 19940513

Abstract (en)

[origin: WO9427701A1] Described is a method of removing water from waste oil consisting of either an oil-in-water or a water-in-oil emulsion using compounds selected from (A) the group comprising alkoxylation products of fatty alcohols and corresponding amines with 8 to 22 C-atoms and/or (B) the group comprising aliphatic monoalkylsulphates and monoalkylsulphonates with 8 to 22 C-atoms and subsequently separating the two phases.

IPC 1-7

B01D 17/05; B01D 17/02; B01D 17/038

IPC 8 full level

B01D 17/04 (2006.01); B01D 17/05 (2006.01); C08G 65/26 (2006.01); C08G 73/02 (2006.01); C10G 33/04 (2006.01); C10M 175/04 (2006.01)

CPC (source: EP)

B01D 17/047 (2013.01); C08G 65/26 (2013.01); C08G 73/0226 (2013.01); C10G 33/04 (2013.01); C10M 175/04 (2013.01)

Citation (search report)

See references of WO 9427701A1

Designated contracting state (EPC)

BE DE FR

DOCDB simple family (publication)

DE 4317046 A1 19941124; CZ 306595 A3 19960814; EP 0699098 A1 19960306; PL 311699 A1 19960304; WO 9427701 A1 19941208

DOCDB simple family (application)

DE 4317046 A 19930521; CZ 306595 A 19940513; EP 9401554 W 19940513; EP 94916960 A 19940513; PL 31169994 A 19940513