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.

Date of Patent:
Jan. 23, 2024

Filed:

Sep. 02, 2021
Applicants:

China University of Mining and Technology, Beijing, Beijing, CN;

Wuhan Changsheng Mine Security Technology Limited, Wuhan, CN;

Inventors:

Qiang Wu, Beijing, CN;

Chunsheng Liu, Beijing, CN;

Yifan Zeng, Beijing, CN;

Liu Liu, Beijing, CN;

Fengjuan Tao, Beijing, CN;

Gang Hu, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/12 (2012.01); E21B 47/04 (2012.01); E21F 17/18 (2006.01);
U.S. Cl.
CPC ...
E21B 47/12 (2013.01); E21B 47/04 (2013.01); E21F 17/18 (2013.01);
Abstract

Disclosed is a system and a method of transient electromagnetic advanced detection. The system includes a detection host, an electromagnetic signal transmitter, a probe, and a communication device. The system and method of transient electromagnetic advance detection disclosed by examples of the present disclosure can realize an early-warning through a transient electromagnetic advance detection in a borehole while drilling the borehole in a tunnel or a roadway.


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