The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 01, 2022
Filed:
Jul. 02, 2018
Malic acid and kmno-based combined and modified cow dung biogas residue hydrochar preparation method
Applicant:
Jiangsu Academy of Agricultural Sciences, Suzhou, CN;
Inventors:
Hongmei Jin, Jiangsu, CN;
Ning Zhu, Jiangsu, CN;
Yonglan Xi, Jiangsu, CN;
Enhui Sun, Jiangsu, CN;
Jing Du, Jiangsu, CN;
Hongying Huang, Jiangsu, CN;
Xiaomei Ye, Jiangsu, CN;
Mengjie Zheng, Jiangsu, CN;
Danyang Li, Jiangsu, CN;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 31/02 (2006.01); B01J 20/20 (2006.01); B01J 20/28 (2006.01); C01B 32/05 (2017.01); C02F 1/28 (2006.01); C02F 101/16 (2006.01);
U.S. Cl.
CPC ...
B01J 20/20 (2013.01); B01J 20/28083 (2013.01); C01B 32/05 (2017.08); B01J 2220/4887 (2013.01); C02F 1/283 (2013.01); C02F 2101/16 (2013.01);
Abstract
A malic acid and KMnO4-based combined and modified cow dung biogas residue hydrochar preparation method, comprising: mixing a cow dung biogas residue with malic acid, and performing ultrasonic treatment to obtain a malic acid modified cow dung biogas residue; performing a hydrothermal reaction with KMnO4 in a high-temperature high-pressure reactor to obtain a combined and modified cow dung biogas residue hydrochar material.