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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.:

US 12681203 B1

PDFFull Text
Date of Patent:
Jul. 14, 2026

Filed:

Sep. 05, 2024

Coal spontaneous combustion downhole detection system and method based on self-potential method

Applicant:

Shandong University of Science and Technology, Qingdao, CN;

Inventors:

Xiangming Hu, Qingdao, CN;

Hao Dong, Qingdao, CN;

Baiqian Wu, Qingdao, CN;

Shijian Yu, Qingdao, CN;

Shengli Wang, Qingdao, CN;

Yong Zhou, Qingdao, CN;

Wenqi Shao, Qingdao, CN;

Wei Wang, Qingdao, CN;

Mingyue Wu, Qingdao, CN;

Fusheng Wang, Qingdao, CN;

Lijun Li, Qingdao, CN;

Haozhen Xuan, Qingdao, CN;

Zhiyuan Yang, Qingdao, CN;

Assignee:

SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGY, Qingdao, CN;

Attorney:
Primary Examiner:

Alesa Allgood

Int. Cl.
CPC ...
G01V 3/26 (2006.01); E21F 17/18 (2006.01); G01N 25/50 (2006.01); G01N 33/22 (2006.01); G01V 3/34 (2006.01);
U.S. Cl.
CPC ...
G01V 3/265 (2013.01); E21F 17/18 (2013.01); G01N 25/50 (2013.01); G01N 33/222 (2013.01); G01V 3/34 (2013.01);
Abstract

The present invention relates to the field of coal mine concealed fire zone detection, in particular to a coal spontaneous combustion downhole detection system and method based on a self-potential method. The coal spontaneous combustion downhole detection system comprises a self-potential detection apparatus and a self-potential processing apparatus; the self-potential detection apparatus comprises measuring electrodes, a reference electrode and metal anchor rods; the measuring electrodes are arranged on a top plate of a goaf roadway, are fixed to the metal anchor rods, and are in wireless connection with the reference electrode through the metal anchor rods; the self-potential processing apparatus comprises a data processing sensor for processing potential data and an imaging sensor for converting data into images; and the measuring electrodes and the reference electrode are in wireless connection with the data processing sensor.

Find Patent Forward Citations

Hu, Xiangming. (2026). Coal spontaneous combustion downhole detection system and method based on self-potential method (U.S. Patent No. 12681203). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12681203

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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