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:
Jan. 16, 2018
Filed:
Aug. 11, 2015
Applicant:
China University of Mining and Technology, Jiangsu, CN;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A62C 2/00 (2006.01); E21F 5/18 (2006.01); E21F 15/00 (2006.01); A62C 99/00 (2010.01); A62C 35/02 (2006.01); A62C 31/22 (2006.01); E21F 5/00 (2006.01); A62C 3/00 (2006.01);
U.S. Cl.
CPC ...
E21F 5/18 (2013.01); A62C 3/00 (2013.01); A62C 31/22 (2013.01); A62C 35/023 (2013.01); A62C 99/009 (2013.01); A62C 99/0009 (2013.01); A62C 99/0018 (2013.01); E21F 5/00 (2013.01); E21F 15/005 (2013.01);
Abstract
A method for efficiently treating spontaneous ignition of the remaining coal in a large area goaf of a shallow-buried coal bed, which method integrates leaking stoppage, airflow control and fast inerting and cooling so as to efficiently prevent and treat the spontaneous ignition of the remaining coal in the large area goaf of the shallow-buried coal bed.