SUPPORT PILLAR FOR MINE ROOF

The subject matter of the invention relates to an artificial pillar, especially an inter-room pillar, formed of a spatial structure filled with waste rock, which is applicable in underground mining, especially in mines of non-ferrous metal ores and chemical raw materials. The spatial structure is ma...

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Bibliographic Details
Main Author SKRZYPKOWSKI, Krzysztof
Format Patent
LanguageEnglish
French
German
Published 04.12.2024
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
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Summary:The subject matter of the invention relates to an artificial pillar, especially an inter-room pillar, formed of a spatial structure filled with waste rock, which is applicable in underground mining, especially in mines of non-ferrous metal ores and chemical raw materials. The spatial structure is made of flexible grid and comprises sidewalls (6, 7, 8) and a closing sidewall (9) and a bottom (5) resting on the floor (2), whereas at the top the sidewalls (6, 7, 8) and the closing sidewall (9) are suspended to the roof (1) by rock bolts (10, 11, 12, 13), wherein the rock bolts (12, 13) suspending the closing sidewall (9) are equipped with additional fastening elements (14) .
Bibliography:Application Number: EP20220211076