STEEL-WIRE ROCKBOLT
The utility model relates to a steel-wire rockbolt which is applicable for supporting the soft rock or the wall rock of the crushed zone, which is composed of an inverted wedge iron, the steel wire and a block. The utility model is characterized in that the steel-wire rockbolt has the larger bit shi...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The utility model relates to a steel-wire rockbolt which is applicable for supporting the soft rock or the wall rock of the crushed zone, which is composed of an inverted wedge iron, the steel wire and a block. The utility model is characterized in that the steel-wire rockbolt has the larger bit shifting quantity permitted by the supporting, and the construction is easy. |
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