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:
Jul. 29, 2025
Filed:
Oct. 17, 2022
Tianjin University, Tianjin, CN;
Tianjin University of Commerce, Tianjin, CN;
Guanyi Chen, Tianjin, CN;
Fawei Lin, Tianjin, CN;
Zhanjun Cheng, Tianjin, CN;
Jiantao Li, Tianjin, CN;
Beibei Yan, Tianjin, CN;
Xiaoqiang Cui, Tianjin, CN;
Ning Li, Tianjin, CN;
Tianjin University, Tianjin, CN;
Tianjin University of Commerce, Tianjin, CN;
Abstract
The present disclosure provides a treatment method for oily sludge and a method for soil remediation. The treatment method for oily sludge includes: mixing the oily sludge with target biochar uniformly according to a first preset mass ratio, and conducting catalytic pyrolysis at a first preset temperature to achieve efficient removal of petroleum hydrocarbons, to obtain a pyrolysis residue used for soil remediation. In the present disclosure, the method realizes resource utilization and harmless utilization of the pyrolysis residue.