(19)
(11) EP 1 733 119 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
15.10.2008 Bulletin 2008/42

(45) Mention of the grant of the patent:
21.05.2008 Bulletin 2008/21

(21) Application number: 05709037.5

(22) Date of filing: 17.03.2005
(51) International Patent Classification (IPC): 
E21B 43/00(2006.01)
E21B 36/04(2006.01)
 E21B 28/00(2006.01)
E21B 43/24(2006.01)
(86) International application number:
PCT/IB2005/050937
(87) International publication number:
WO 2005/090746 (29.09.2005 Gazette 2005/39)

(54)

METHOD FOR INTENSIFICATION OF HIGH-VISCOSITY OIL PRODUCTION AND APPARATUS FOR ITS IMPLEMENTATION

VERFAHREN ZUR INTENSIVIERUNG DER PRODUKTION VON HOCHVISKOSEM ÖL UND VORRICHTUNG ZU DESSEN DURCHFÜHRUNG

PROCEDE D'INTENSIFICATION DE PRODUCTION DE PETROLE A VISCOSITE ELEVEE ET APPAREIL DESTINE A SON INSTALLATION

(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR LV MK YU

(30) Priority: 19.03.2004 US 805117

(43) Date of publication of application:
20.12.2006 Bulletin 2006/51

(73) Proprietor: Klamath Falls, Inc.
Tortola (VG)

(72) Inventors:
  • ABRAMOV, Oleg
    Moscow (RU)
  • ABRAMOV, Vladimir
    Moscow (RU)
  • PECHKOV, Andrey
    Moscow (RU)
  • ZOLEZZI-GARRETON, Alfredo
    Viña del Mar (CL)
  • PAREDES-ROJAS, Luis
    Viña del Mar (CL)

(74) Representative: Barlocci, Anna 
ZBM Patents Zea, Barlocci & Markvardsen C/ Balmes, 114 - 4°
08008 Barcelona
08008 Barcelona (ES)


(56) References cited: : 
US-A- 4 558 737
US-B1- 6 186 228
 US-A- 4 790 375
US-B1- 6 230 799
   
  • DATABASE WPI Section Ch, Week 200112 Derwent Publications Ltd., London, GB; Class H01, AN 2001-111153 XP002329520 & RU 2 157 883 C2 (UNIV MOSC TECH ENG PHYS INST) 20 October 2000 (2000-10-20)
   
Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).