E21F 5/06

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
2025/0051,624 DUST SUPPRESSANT COMPOSITION COMPRISING GLYCOLIPIDDec 13, 22Feb 13, 25Not available
2024/0376,359 COMPOSITIONS AND METHODS FOR SUPPRESSING DUSTMay 30, 23Nov 14, 24Not available
2024/0125,234 LIQUID NITROGEN DIRECT INJECTION AND LOW-TEMPERATURE FOAMING INTELLIGENT FILLING SYSTEM BASED ON MINE FIRE AREA CHARACTERISTICS AND APPLICATION METHODDec 07, 23Apr 18, 24Not available
2020/0095,864 PHYSICAL-CHEMICAL COMPOSITE INHIBITOR FOR CONTROLLING SPONTANEOUS COMBUSTION OF LOW-RANK COAL AND METHOD OF PREPARING AND USING SAMEDec 04, 17Mar 26, 20Not available
2017/0341,094 TUNNEL FAN AND METHODMay 26, 17Nov 30, 17TWIN CITY FAN COMPANIES, LTD.
2017/0130,109 Methods of and Systems for Controlling DustNov 04, 16May 11, 17ECOLAB USA INC.
2014/0263,720 LIQUID SPRAY APPARATUS AND SYSTEMOct 12, 12Sep 18, 14DANTENG PTY LTD