(19)
(11)EP 2 488 719 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:
26.06.2019 Bulletin 2019/26

(45)Mention of the grant of the patent:
15.05.2019 Bulletin 2019/20

(21)Application number: 10823876.7

(22)Date of filing:  08.10.2010
(51)International Patent Classification (IPC): 
E21B 10/567(2006.01)
C04B 35/52(2006.01)
C04B 35/645(2006.01)
E21B 10/54(2006.01)
C04B 35/63(2006.01)
C22C 26/00(2006.01)
(86)International application number:
PCT/US2010/052062
(87)International publication number:
WO 2011/046838 (21.04.2011 Gazette  2011/16)

(54)

POLYCRYSTALLINE COMPACTS INCLUDING NANOPARTICULATE INCLUSIONS, CUTTING ELEMENTS AND EARTH-BORING TOOLS INCLUDING SUCH COMPACTS, AND METHODS OF FORMING SUCH COMPACTS

POLYKRISTALLINE PRESSLINGE MIT DARIN EINGESCHLOSSENEN NANOPARTIKELN, SCHNEIDEELEMENTE UND ERDBOHRWERKZEUGE MIT SOLCHEN PRESSLINGEN SOWIE VERFAHREN ZUR FORMUNG SOLCHER PRESSLINGE

COMPACTS POLY-CRISTALLINS COMPRENANT DES INCLUSIONS NANOPARTICULAIRES, ÉLÉMENTS DE COUPE ET OUTILS DE FORAGE COMPRENANT DE TELS COMPACTS ET LEURS PROCÉDÉS DE FABRICATION


(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: 15.10.2009 US 252049 P

(43)Date of publication of application:
22.08.2012 Bulletin 2012/34

(73)Proprietor: Baker Hughes, a GE company, LLC
Houston, TX 77073 (US)

(72)Inventors:
  • DIGIOVANNI, Anthony, A.
    Houston TX 77002 (US)
  • SCOTT, Danny, E.
    Montgomery TX 77356 (US)

(74)Representative: BRP Renaud & Partner mbB Rechtsanwälte Patentanwälte Steuerberater 
Königstraße 28
70173 Stuttgart
70173 Stuttgart (DE)


(56)References cited: : 
WO-A1-2008/079205
US-A1- 2007 187 153
US-A1- 2008 209 818
US-B2- 7 516 804
US-A- 5 880 382
US-A1- 2008 073 127
US-A1- 2008 209 818
  
  • M N Rahaman: "Ceramic Processing and Sintering", , 31 July 2003 (2003-07-31), XP055462290, Retrieved from the Internet: URL:http://home.ku.edu.tr/mbakan/public_ht ml/Ceramic%20Processing%20and%20Sintering_ 0824709888.PDF [retrieved on 2018-03-23]
  
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).