Complex process and machine group for the support of...

Details Complex process and machine group for the support of... Complex process and machine group for the support of...

E - Fixed Constructions

21

D

61/65

E21D 11/10 (2006.01) B21F 27/12 (2006.01) B21F 27/20 (2006.01) E04C 5/06 (2006.01) E21D 11/15 (2006.01) E21D 11/40 (2006.01)

Patent

CA 1112884

ABSTRACT OF THE DISCLOSURE The invention describes a complex process, and machine group for the support of underground cavities such as mine roads. In the knowledge of a comprehensive number of the characteristics of the cavity of the rock and of the support apparatus to be employed, a correlative equation deter- mines the best machines to be used for the various stages of the support installation such as determining the periodicity of the support, the deter- mination of the concrete lining, the choice of the forepoling and clamping mechanism and the prestressing of the arch supports.

303584

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