(19)
(11) EP 2 961 910 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:
23.05.2018 Bulletin 2018/21

(45) Mention of the grant of the patent:
11.04.2018 Bulletin 2018/15

(21) Application number: 14726218.2

(22) Date of filing: 25.02.2014
(51) International Patent Classification (IPC): 
E21B 7/02(2006.01)
(86) International application number:
PCT/SE2014/050230
(87) International publication number:
WO 2014/133439 (04.09.2014 Gazette 2014/36)

(54)

DRILLING ARRANGEMENT AND METHOD PERTAINING TO THE DRILLING ARRANGEMENT

BOHRANORDNUNG UND VERFAHREN IM ZUSAMMENHANG MIT DER BOHRANORDNUNG

SYSTÈME DE FORAGE ET PROCÉDÉ Y RELATIF

(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: 01.03.2013 SE 1350251

(43) Date of publication of application:
06.01.2016 Bulletin 2016/01

(73) Proprietor: Epiroc Rock Drills Aktiebolag
701 91 Örebro (SE)

(72) Inventors:
  • KÄMPE, Ulf
    S-692 33 Kumla (SE)
  • JORMVIK, Fredrik
    S-719 94 Vintrosa (SE)

(74) Representative: Zacco Sweden AB 
P.O. Box 5581
114 85 Stockholm
114 85 Stockholm (SE)


(56) References cited: : 
ES-A1- 2 367 492
US-A- 3 490 546
US-A- 4 067 398
 US-A- 3 220 494
US-A- 3 857 451
   
       
    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).