Patent · US Active

Composite decalcification agent

US10934199B2 · kind B2 · utility

0Cited by

1References

7Claims

0Family size

Assignee

Guangxi University · CN

Inventors

Shuangfei Wang · Nanning, CN
Jian Zhang · Deyang, CN
Chengrong Qin · Nanning, CN
Ling Peng · 恩江镇, CN
Shanshan Zhao · Wuxi, CN
Peng Gan · Nanning, CN
Zhiwei Wang · Beijing, CN

Key dates

Filing date	May 1, 2020
Grant date	Mar 2, 2021
Priority date	—
Expiry date	May 1, 2040

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC02F2303/22
WIPO fieldEnvironmental technology
WIPO sectorChemistry

Abstract

Embodiments of the present invention pertain to a composite decalcification agent of calcified anaerobic granular sludge and a decalcification regeneration process.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.