(19)
(11) EP 4 437 301 A1

(12)

(43) Date of publication:
02.10.2024 Bulletin 2024/40

(21) Application number: 22830285.7

(22) Date of filing: 25.11.2022
(51) International Patent Classification (IPC): 
F42D 1/08(2006.01)
E21B 43/10(2006.01)
(52) Cooperative Patent Classification (CPC):
F42D 1/08; E21B 43/10; E21B 43/103
(86) International application number:
PCT/GB2022/052990
(87) International publication number:
WO 2023/094822 (01.06.2023 Gazette 2023/22)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
KH MA MD TN

(30) Priority: 26.11.2021 AU 2021903819

(71) Applicant: Minova International Limited
Barnsley South Yorkshire S74 9SB (GB)

(72) Inventors:
  • JANICEK, Adam
    716 00 Ostrava, Radvanice (CZ)
  • ORZECHOWSKI, Lars
    45141 Essen (DE)

(74) Representative: Barker Brettell LLP 
100 Hagley Road Edgbaston
Birmingham B16 8QQ
Birmingham B16 8QQ (GB)

   


(54) A METHOD OF LINING A BOREHOLE, A SYSTEM AND COMPONENTS OF SAME