(19)
(11) EP 3 607 174 A1

(12)

(43) Date of publication:
12.02.2020 Bulletin 2020/07

(21) Application number: 18781354.8

(22) Date of filing: 04.04.2018
(51) International Patent Classification (IPC): 
E21D 9/13(2006.01)
B65G 53/66(2006.01)
(86) International application number:
PCT/SE2018/050350
(87) International publication number:
WO 2018/186792 (11.10.2018 Gazette 2018/41)
(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
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 07.04.2017 SE 1750423

(71) Applicant: Epiroc Rock Drills Aktiebolag
701 91 Örebro (SE)

(72) Inventors:
  • MICHELFELDER, Thorsten
    69 732 PÅLSBODA (SE)
  • KÖHLSTRÖM, Jonas
    719 95 VINTROSA (SE)
  • HARTWIG, Sverker
    187 33 TÄBY (SE)
  • FORS, Niklas
    705 95 ÖREBRO (SE)

(74) Representative: Ehrner & Delmar Patentbyrå AB 
Drottninggatan 33, plan 4
111 51 Stockholm
111 51 Stockholm (SE)

   


(54) METHOD AND SYSTEM FOR TRANSPORTING ROCK MATERIAL