Invention Grant
- Patent Title: Method for recycling coal liquefaction residue
-
Application No.: US17806914Application Date: 2022-06-14
-
Publication No.: US12152212B2Publication Date: 2024-11-26
- Inventor: Haibin Zuo , Yajie Wang
- Applicant: University of Science and Technology Beijing
- Applicant Address: CN Beijing
- Assignee: University of Science and Technology Beijing
- Current Assignee: University of Science and Technology Beijing
- Current Assignee Address: CN Beijing
- Agency: C. Tumey Law Group PLLC
- Priority: CN202111193670.6 20211013
- Main IPC: C10L5/48
- IPC: C10L5/48 ; C04B33/04 ; C04B33/135 ; C04B33/32 ; C04B35/626 ; C10L5/08 ; C10L5/36

Abstract:
Disclosed is a method for recycling a coal liquefaction residue. The method includes S1, drying a coal liquefaction residue and pulverizing to obtain a pulverized coal liquefaction residue; S2, subjecting the pulverized coal liquefaction residue to a solvothermal extraction in an autoclave to obtain an extract liquid and a residue; S3, distilling the extract liquid and recovering an organic solvent to obtain a solid extract.
Public/Granted literature
- US20230110950A1 METHOD FOR RECYCLING COAL LIQUEFACTION RESIDUE Public/Granted day:2023-04-13
Information query