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Cast-in-place pile hole driving by means of spiral-shaped device
Cast-in-place pile hole driving by means of spiral-shaped device
Cast-in-place pile hole driving by means of spiral-shaped device
Feklin, V. I. (author)
1985
Article (Journal)
English
Local classification TIB:
770/6545/8000
BKL:
56.20
Ingenieurgeologie, Bodenmechanik
Shaped protection device for rotary digging hole-forming cast-in-place pile hole opening
European Patent Office | 2022
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