Method of and arrangement for setting anchors in loose rock...

Details Method of and arrangement for setting anchors in loose rock... Method of and arrangement for setting anchors in loose rock...

E - Fixed Constructions

21

D

85/2, 61/47

E21D 20/02 (2006.01) E02D 5/76 (2006.01) E21D 21/00 (2006.01)

Patent

CA 2003979

ABSTRACT OF THE DISCLOSURE During setting of anchors in loose rocks ranging from cohesion-poor to non-cohesion rocks, an anchor including a drilling rod and a drilling crown is used, in which the drilling rod is provided with a central axial opening and with radial opening in the region close to the drilling crown so supply a mortar suspension or the like through the central axial opening during the drilling process. 212-687-5068 -34-

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