(19)
(11) EP 2 275 720 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:
24.02.2016 Bulletin 2016/08

(45) Mention of the grant of the patent:
09.12.2015 Bulletin 2015/50

(21) Application number: 08751843.7

(22) Date of filing: 07.04.2008
(51) International Patent Classification (IPC): 
F16J 15/10(2006.01)
C08J 5/00(2006.01)
 C09K 3/10(2006.01)
B82Y 30/00(2011.01)
(86) International application number:
PCT/JP2008/057223
(87) International publication number:
WO 2009/125503 (15.10.2009 Gazette 2009/42)

(54)

HEAT-RESISTANT SEALANT, ENDLESS SEALING MEMBER USING THE SAME, AND DOWNHOLE UNIT FURNISHED WITH ENDLESS SEALING MEMBER

WÄRMEBESTÄNDIGES DICHTUNGSMITTEL, DIESES VERWENDENDE ENDLOSDICHTUNGSGLIED UND MIT DEM ENDLOSDICHTUNGSGLIED AUSGESTATTETE BOHRLOCHEINHEIT

MATÉRIAU D'ÉTANCHÉITÉ RÉSISTANT À LA CHALEUR, ÉLÉMENT D'ÉTANCHÉITÉ SANS FIN L'UTILISANT, ET UNITÉ DE FOND DE TROU COMPORTANT L'ÉLÉMENT D'ÉTANCHÉITÉ SANS FIN

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

(43) Date of publication of application:
19.01.2011 Bulletin 2011/03

(73) Proprietors:
  • Nissin Kogyo Co., Ltd.
    Nagano 386-8505 (JP)
    Designated Contracting States:
    AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR 
  • Schlumberger Technology B.V.
    2514 JG The Hague (NL)
    Designated Contracting States:
    AT BE BG CH CY CZ DK EE ES FI GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR 
  • Schlumberger Holdings Limited
    Road Town, Tortola (VG)
    Designated Contracting States:
    NL 

(72) Inventors:
  • NOGUCHI, Toru
    Ueda-shi Nagano 386-8505 (JP)
  • UEKI, Hiroyuki
    Ueda-shi Nagano 386-8505 (JP)
  • MAGARIO, Akira
    Ueda-shi Nagano 386-8505 (JP)
  • INUKAI, Shigeki
    Ueda-shi Nagano 386-8505 (JP)
  • ITO, Masaei
    Sagamihara-shi Kanagawa 229-1104 (JP)
  • WANIBUCHI, Takashi
    Saitama-shi Saitama 330-6024 (JP)
  • MATSUSHITA, Takushi
    Saitama-shi Saitama 330-6024 (JP)
  • WATANABE, Tsuyoshi
    Saitama-shi Saitama 330-6024 (JP)

(74) Representative: Brown, David Leslie 
Haseltine Lake LLP Redcliff Quay 120 Redcliff Street
Bristol BS1 6HU
Bristol BS1 6HU (GB)


(56) References cited: : 
WO-A1-2006/006468
JP-A- 2005 248 167
US-A- 2 968 649
US-A1- 2007 259 994
 JP-A- 9 109 703
JP-A- 2005 325 261
US-A1- 2005 109 502
   
  • RUSSELL T ET AL: "The use of carbon nanotubes to improve conductive elastomers", SEALING TECHNOLOGY, ELSEVIER ADVANCED TECHNOLOGY, KIDLINGTON, GB, vol. 2005, no. 11, 1 November 2005 (2005-11-01), pages 12-14, XP027739286, ISSN: 1350-4789 [retrieved on 2005-11-01]
   
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).