BOPI 09 BR/2024 REPERTOIRE NUMERIQUE 28 (54) Rock bolt. (72) DARLINGTON, Bradley (AU) et RATAJ, Mietek (AU) (73) SANDVIK MINING AND CONSTRUCTION AUSTRALIA (PRODUCTION/SUPPLY) PTY LTD, Level 5, 135 Coronation Drive, MILTON, Queensland 4064 (AU) (74) S.C.P AKKUM, AKKUM & Associates, n° 1777, rue 6.261, Auditorium Jean Paul II, Quartier Mbankolo, B.P. 4966, YAOUNDE (CM). (57) A rock bolt (1) comprising a central rod (2), a tubular outer body (5) provided around the central rod (2), and an expansion mechanism (8, 9) for radially expanding the leading portion (6) of the outer body (5), wherein the rock bolt (1) is designed such that the outer body (5) at installation is pulled into a bore of a formation from the leading portion (6) of the outer body (5) using driving force applied via the central rod (2). ________________________________________ (11) 21653 Consulter le mémoire (51) A01G 25/02 (2023.01) (21) 1202400160 (22) 25/01/2024 (54) Dispositif d'irrigation plyvalent et écologique. (72) Monsieur SOULEY Yacouba (NE) (73) SOULEY Yacouba, Quartier Niamey 2000, NIAMEY (NE)
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