Rock bolt system and method of bolting

Details Rock bolt system and method of bolting Rock bolt system and method of bolting

E - Fixed Constructions

21

D

E21D 20/00 (2006.01) E21D 21/00 (2006.01)

Patent

CA 2087424

Novel rock bolting systems and methods of rock bolting are provided herein. One embodiment of such rock bolting system includes an inner part which is disposed within an outer part. The inner part includes a fluid-expansible elongated tube having an internal, closed-ended, fluid-receiving chamber having a fluid inlet through which said expansible tube can be pressurized permanently to expand radially. The outer part comprises an elongated tube having a longitudinal slot, the longitudinal slot extending at least part way along the length of the tube of the outer part.

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