Surface-water drainage equipment in mines and tunnels
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Process for the production of elastic, thixotropic organomineral systems, the products obtained with them and their use
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Method for solidifying brittle rock layers rock layers
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Apparatus for supplying multi-component fluid material
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Drill anchor for underground mining and tunnelling
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Compliant mountain anchor
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Process for consolidating and / or sealing floors and device for carrying out the process
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Tensionable GfK mountain anchor
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Method of quick securing of a cavity at underground and tunneling works and a dam formed by said method
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Initial safety system for underground mine chambers - secures props of expendable supporting walling between roof and floor to form dam and encloses in lightweight or aerated concrete
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Compliant mountain anchor
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Supply arrangement for rock-consolidation agent with reusable containers
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Organomineral products, process for producing the same and their use
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Method of obtaining yeldable and/or light-weight building material and bead made of such material
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Securing tunnel on foundation to prevent landslide - involves extrusion anchors in preset spacings, with injection carried out via anchor tubes
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Flexible expanding tube for packing boreholes - comprises esp. flexible cross section and is covered with narrow mesh expanding wire netting
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Disposable pit-prop for filling with hardening material - has gear-driven screwed bar thrusting inner and outer tubes apart and actuated from outside
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A cable bolt for stabilising rock strata
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Two component foam dispenser for foamed in situ-cavity filling - has exchangeable cartridges releasably connected to a pressure unit and having pistons driven by the unit
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METHOD FOR PRODUCING A FLEXIBILITY AND / OR LIGHTWEIGHT BUILDING MATERIAL
