Title (en)

Additives derived from crude oil for improving the cold flow properties of crude and distillate oils

Title (de)

Additive auf erdöleigener Basis zur Verbesserung der Kaltfliesseigenschaften von Roh- und Destillatölen

Title (fr)

Additifs à base de pétrole brut améliorant l'écoulement à froid du brut et des distillats pétroliers

Publication

EP 1245662 A3 20040102 (DE)

Application

EP 02005974 A 20020315

Priority

DE 10116267 A 20010331

Abstract (en)

[origin: EP1245662A2] Additive for improving the cold flow properties of crude oil and distillate oils is produced by extracting crude oil with a supercritical gas. An Independent claim is also included for fuel oil containing the additive.

IPC 1-7

C10L 1/14; C10G 21/00; C10G 53/06

IPC 8 full level

C10G 21/00 (2006.01); C10G 21/08 (2006.01); C10G 21/14 (2006.01); C10L 1/16 (2006.01)

CPC (source: EP US)

C10G 21/00 (2013.01 - EP US); C10G 21/08 (2013.01 - EP US); C10G 21/14 (2013.01 - EP US); C10L 1/1616 (2013.01 - EP US)

Citation (search report)

• [XDY] US 4201658 A 19800506 - JENSEN HARBO P [US]
• [YD] WO 0052118 A1 20000908 - COMMISSARIAT ENERGIE ATOMIQUE [FR], et al
• [XY] US 4074978 A 19780221 - PANZER JEROME
• [X] H.J. OSCHMANN, U. PRAHL, D. SEVERIN: "Separation of Parafin from Crude Oil by Supercritical Fluid Extraction", PETROLEUM SCIENCE AND TECHNOLOGY, vol. 16, 1998, pages 133 - 143, XP009018703
• [XD] K. ZOSEL: "Praktische Anwendung der Stofftrennung mit überkritischen Gasen", ANGEWANDTE CHEMIE, vol. 90, 1978, pages 748 - 755, XP009018638

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

DOCDB simple family (publication)

EP 1245662 A2 20021002; EP 1245662 A3 20040102; DE 10116267 A1 20021010; NO 20021266 D0 20020314; NO 20021266 L 20021001; US 2002193644 A1 20021219; US 6803492 B2 20041012

DOCDB simple family (application)

EP 02005974 A 20020315; DE 10116267 A 20010331; NO 20021266 A 20020314; US 10237302 A 20020320