Title:
SOIL-WATER-GAS CO-TREATMENT PROCESS FOR ORGANIC POLLUTED PLOT
Document Type and Number:
WIPO Patent Application WO/2022/077726
Kind Code:
A1
Abstract:
A soil-water-gas co-treatment process for an organic polluted plot, comprising the following steps: arranging one or more tube wells in a polluted area of a plot; pumping polluted groundwater out by means of the tube well in an upstream area, performing gas-liquid separation, water conservancy cavitation air floatation treatment, and catalytic oxidation treatment, and then performing water quality test on water subjected to catalytic oxidation; adding an oxidizing agent to the water that reaches the standard, and reinjecting into the tube well in a downstream area; and repeating the steps until the polluted soil and the polluted groundwater reach the standard. According to the process, the polluted soil, the polluted groundwater, and waste gas generated in remediation can be comprehensively treated, the polluted plot is remediated, and no secondary pollution is generated.
Inventors:
TAO ZHIHUI (CN)
HAN ZHENGCHANG (CN)
MA JUNJUN (CN)
BU XULING (CN)
ZHU JIAMING (CN)
ZHANG SHOUBING (CN)
ZHOU XIAO (CN)
HAN ZHENGCHANG (CN)
MA JUNJUN (CN)
BU XULING (CN)
ZHU JIAMING (CN)
ZHANG SHOUBING (CN)
ZHOU XIAO (CN)
Application Number:
PCT/CN2020/133020
Publication Date:
April 21, 2022
Filing Date:
December 01, 2020
Export Citation:
Assignee:
NANJING GREEN WATER ENV ENGINEERING LIMITIED BY SHARE LTD (CN)
International Classes:
B09C1/00; B09C1/08
Foreign References:
| CN209577722U | 2019-11-05 | |||
| CN102206018A | 2011-10-05 | |||
| CN109047305A | 2018-12-21 | |||
| US20080008535A1 | 2008-01-10 |
Attorney, Agent or Firm:
NANJING ZHONGLIAN PATENT AGENCY CO., LTD. et al. (CN)
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