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External packer simultaneous injection steel pipe and construction method using this
The present invention relates to an external packer simultaneous injection steel pipe which is driven into the ground to carry out grouting so as to reinforce the ground and a construction method using the same. The external packer simultaneous injection steel pipe includes an injection pipe body, a drilling-side injection hole, an external packer-side injection hole, an external packer means, a partitioning means, and a grouting liquid injection means.
본 발명은 지반 내부로 관입되어 그라우팅이 이루어지도록 함으로써 지반을 보강할 수 있도록 하는 외부팩커 동시주입 강관 및 이를 이용한 시공방법에 대한 것이다.
External packer simultaneous injection steel pipe and construction method using this
The present invention relates to an external packer simultaneous injection steel pipe which is driven into the ground to carry out grouting so as to reinforce the ground and a construction method using the same. The external packer simultaneous injection steel pipe includes an injection pipe body, a drilling-side injection hole, an external packer-side injection hole, an external packer means, a partitioning means, and a grouting liquid injection means.
본 발명은 지반 내부로 관입되어 그라우팅이 이루어지도록 함으로써 지반을 보강할 수 있도록 하는 외부팩커 동시주입 강관 및 이를 이용한 시공방법에 대한 것이다.
External packer simultaneous injection steel pipe and construction method using this
외부팩커 동시주입 강관 및 이를 이용한 시공방법
LEE KWANG YOUNG (Autor:in)
12.08.2022
Patent
Elektronische Ressource
Koreanisch
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