Title:
SUSPENDED FILLER FOR BIOLOGICAL WASTEWATER TREATMENT AND PREPARATION METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2020/034507
Kind Code:
A1
Abstract:
Provided is a suspended filler for biological wastewater treatment, comprising a main material, a specific gravity-adjusting material, and microbial nutrients. The main material is high-density polyethylene resin and accounts for 95.5-98.0 wt%. The specific gravity-adjusting material accounts for 1.0-4.0 wt%. The microbial nutrients account for 0.1-0.5 wt%. The suspended filler has a specific gravity of 0.96-1.1 g/cm 3.
Inventors:
HUANG CHONG (CN)
HUANG DONGHUI (CN)
JIANG YONGFENG (CN)
SUN ZHAOGUO (CN)
XU JINGBIN (CN)
MA JUNWEI (CN)
SHI QUNYU (CN)
HUANG DONGHUI (CN)
JIANG YONGFENG (CN)
SUN ZHAOGUO (CN)
XU JINGBIN (CN)
MA JUNWEI (CN)
SHI QUNYU (CN)
Application Number:
PCT/CN2018/120768
Publication Date:
February 20, 2020
Filing Date:
December 13, 2018
Export Citation:
Assignee:
JIANGSU YULONG ENVIRONMENT PROT CO LTD (CN)
International Classes:
C02F3/10
Foreign References:
| CN107758856A | 2018-03-06 | |||
| CN105461083A | 2016-04-06 | |||
| CN105481083A | 2016-04-13 | |||
| CN102827410A | 2012-12-19 | |||
| JPS60106809A | 1985-06-12 |
Attorney, Agent or Firm:
NANJING TIANHUA PATENT AGENT CO., LTD. (CN)
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