(19)
(11) EP 2 619 339 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:
05.06.2019 Bulletin 2019/23

(45) Mention of the grant of the patent:
13.02.2019 Bulletin 2019/07

(21) Application number: 11760621.0

(22) Date of filing: 08.09.2011
(51) International Patent Classification (IPC): 
C22B 7/00(2006.01)
C23G 5/028(2006.01)
C10G 21/22(2006.01)
 C22B 43/00(2006.01)
C23G 5/024(2006.01)
(86) International application number:
PCT/US2011/050797
(87) International publication number:
WO 2012/039944 (29.03.2012 Gazette 2012/13)

(54)

METHOD FOR REMOVING MERCURY CONTAMINATION FROM SOLID SURFACES

VERFAHREN ZUR ENTFERNUNG EINER QUECKSILBERKONTAMINIERUNG VON FESTEN OBERFLÄCHEN

PROCÉDÉ POUR ENLEVER LA CONTAMINATION PAR LE MERCURE DE SURFACES SOLIDES

(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30) Priority: 23.09.2010 US 385855 P

(43) Date of publication of application:
31.07.2013 Bulletin 2013/31

(73) Proprietor: ConocoPhillips Company
ConocoPhillips Energy Center 4 925 N Eldridge Parkway Houston TX 77079 (US)

(72) Inventors:
  • LORD, III, Charles John
    Bartlesville OK 74006 (US)
  • LAMBERTSSON, Lars Torsten
    S-90752 Umea (SE)
  • BJORN, Erik Lennart
    S-90660 Umea (SE)
  • FRECH, Wolfgang
    S-90738 Umea (SE)

(74) Representative: Simpson, Paul Christopher et al
ConocoPhillips (U.K.) Limited 20th Floor Angel Court
London EC2R 7HJ
London EC2R 7HJ (GB)


(56) References cited: : 
WO-A1-00/69991
US-A- 6 059 855
 US-A- 4 764 219
US-B1- 6 268 543
   
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  • DATABASE WPI Week 200636 Thomson Scientific, London, GB; AN 2006-349399 XP002664711, -& RU 2 276 197 C2 (AS RUSSIA COMPREHENSIVE RES INST) 10 May 2006 (2006-05-10)
  • DATABASE WPI Week 200347 Thomson Scientific, London, GB; AN 2003-498450 XP002664712, -& JP 2003 088847 A (MITSUBISHI JUKOGYO KK) 25 March 2003 (2003-03-25)
   
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).