METHOD AND APPARATUS FOR LAYER-BY-LAYER FILLING AND COMPACTING COHESIVE BUILDING MATERIALS IN LAYERS IN BOREHOLES
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United States of America Patent
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Dec 29, 2022
app pub date -
Nov 26, 2020
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Nov 26, 2020
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Abstract
The present invention relates to a method for the layer-by-layer filling and compaction of cohesive building materials, in particular of cohesive earth building materials, in at least one borehole near the surface, wherein the cohesive building material is introduced into the at least one borehole and is compacted layer-by-layer using a conveying device comprising a stuffing piston driven by means of a push chain drive.
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