Title:
COMPOSITE TREATMENT AND REMEDIATION TECHNOLOGY FOR POLLUTED WATER AND SOIL
Document Type and Number:
WIPO Patent Application WO/2022/088825
Kind Code:
A1
Abstract:
Disclosed is composite treatment and remediation technology for polluted water and soil. Iron-rich straw biomass is pulverized and then mixed with sludge for granulation, then same is pyrolyzed and carbonized by using a temperature programming means to obtain bulk-loaded zero-valent iron biochar and sludge biochar composite particles, same are used as fillers or filter materials that are filled in a packed bed or fixed bed filter tank, which may effectively remediate composite polluted water such as heavy metals, organic matter, nitrogen and phosphorus.
Inventors:
WANG LEI (CN)
CHANG MING (CN)
LIAO HAIQING (CN)
ZHOU SHUNGUI (CN)
LI SHAOFENG (CN)
XU WEINING (CN)
WANG XIAOSHU (CN)
WANG YANGYANG (CN)
LI YIWEI (CN)
CHANG MING (CN)
LIAO HAIQING (CN)
ZHOU SHUNGUI (CN)
LI SHAOFENG (CN)
XU WEINING (CN)
WANG XIAOSHU (CN)
WANG YANGYANG (CN)
LI YIWEI (CN)
Application Number:
PCT/CN2021/111079
Publication Date:
May 05, 2022
Filing Date:
August 06, 2021
Export Citation:
Assignee:
CHINESE RES ACAD ENV SCIENCES (CN)
International Classes:
B09C1/00; C02F3/00
Foreign References:
| CN106268635A | 2017-01-04 | |||
| CN106881350A | 2017-06-23 | |||
| CN103396815A | 2013-11-20 | |||
| CN105854797A | 2016-08-17 | |||
| KR102151440B1 | 2020-09-03 |
Attorney, Agent or Firm:
BEIJING CONCEPT INTELLECTUAL PROPERTY AGENCY (CN)
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