(19)
(11) EP 4 153 842 A1

(12)

(43) Date of publication:
29.03.2023 Bulletin 2023/13

(21) Application number: 21808020.8

(22) Date of filing: 20.05.2021
(51) International Patent Classification (IPC): 
E21C 41/22(2006.01)
(52) Cooperative Patent Classification (CPC):
E21C 41/22
(86) International application number:
PCT/SE2021/050475
(87) International publication number:
WO 2021/236000 (25.11.2021 Gazette 2021/47)
(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: 20.05.2020 SE 2050595
15.03.2021 SE 2130072

(71) Applicant: LUOSSAVAARA KIIRUNAVAARA AB
971 28 Luleå (SE)

(72) Inventors:
  • WAGNER, Horst
    8700 Leoben (AT)
  • LADINIG, Tobias
    9103 Diex (AT)
  • WIMMER, Matthias
    981 91 Jukkasjärvi (SE)

(74) Representative: Zacco Sweden AB 
P.O. Box 5581 Löjtnantsgatan 21
114 85 Stockholm
114 85 Stockholm (SE)

   


(54) RAISE CAVING METHOD FOR MINING AN ORE FROM AN ORE BODY, AND A MINING INFRASTRUCTURE, MONITORING SYSTEM, MACHINERY, CONTROL SYSTEM AND DATA MEDIUM THEREFOR