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Patent Searching and Data


Title:
POLLUTION REMEDIATION DEVICE FOR USE IN SINGLE-LAYER OR MULTI-LAYER IN-SITU INJECTION
Document Type and Number:
WIPO Patent Application WO/2019/205507
Kind Code:
A1
Abstract:
A pollution remediation device for use in single-layer or multi-layer in-situ injection, comprising: a depth gauge (4), a separation tube (3), an injection tube (1), an in-tube separator (7), blocking devices (8) and a salt solution injection tube (5), wherein the depth gauge is fixed to an outer side of a tube wall of the separation tube, the in-tube separator is a circular ring structure, a circular opening (10) is disposed on the circular ring of the in-tube separator, the injection tube penetrates the circular opening on the in-tube separator, and the in-tube separator is fixed in the separation tube; the blocking devices are rubber bladder structures sleeved on the outer side of the tube wall of the separation tube, the blocking devices correspond to the location of the in-tube separator, the separation tube and the blocking devices are disposed in an injection well (9), and the salt solution injection tube and the blocking devices are a communicating integrated structure. The present technical solution implements artificial layered injection of an entire screen that is in-situ injected, and simultaneously injects a liquid medicinal agent at different depths of a plurality of layers, thereby achieving the objectives of intensive treatment and precise treatment for different polluted strata and heavily polluted depths.

Inventors:
MIAO ZHU (CN)
LV ZHENGYONG (CN)
ZHU HUDI (CN)
SONG DENGHUI (CN)
LI SHUCAI (CN)
FENG GUOJIE (CN)
WEI LI (CN)
FENG KUN (CN)
TIAN XIANGZE (CN)
HUANG XIA (CN)
Application Number:
CN2018/110098
Publication Date:
October 31, 2019
Filing Date:
October 12, 2018
Export Citation:
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Assignee:
BEIJING GEOENVIRON ENGINEERING & TECH LNC (100095, CN)
International Classes:
B09C1/08
Foreign References:
CN108580530A2018-09-28
CN206874260U2018-01-12
CN106001092A2016-10-12
CN107542411A2018-01-05
CN204148234U2015-02-11
JP2017109188A2017-06-22
Attorney, Agent or Firm:
BEIJING HUI & XIN IP LAW OFFICE (100085, CN)
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