Slurry circulation pile port casing for slurry supporting cast-in-place bored pile
The utility model discloses a slurry circulation pile port casing for a slurry supporting cast-in-place bored pile, which has a flow guide function on forward and reverse circulation of slurry in a hole of the slurry supporting cast-in-place bored pile. According to a first embodiment of the utility...
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Format: | Patent |
Sprache: | chi ; eng |
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