The subject matter disclosed herein relates to a method (100) for strata monitoring and indicating roof movements during mining of coal using an Auto Warning Tell Tale (AWTT). The method includes installing (101) Auto Warning Tell Tale (AWTT) at all junction points in roof portion of a coal mine prior to initiation ...
The subject matter disclosed herein relates to a non-split mining method for extraction of coal pillars by continuous miner, comprising of determining (101) the size of a pillar (201) in underground coal bed, sequencing (102) of pillars, and cutting (103) a pillar into a series of slices directed into level gallery ...
Described herein is an instrument for real time monitoring during coal mining. The instrument is placed at a junction where the top portion, an anchor (101) of the instrument is pushed into the roof area of the junction and the bottom portion, a rectangular base flange (107) rests or placed on the floor area of the ...
[Class : 37] Mine Blasting; Mining Drilling; Mining Extraction; Contract Mining Services; Mining Extraction Services; Mining Of Metals; Open Pit Mining Services; Repair And Maintenance Of Mining Machines; Installation, Maintenance And Repair Of Equipment And Apparatus For Use In Mining, Open Pit Mining And Quarrying; Providing Information Relating To The Rental Of Mining Mac...
[Class : 37] Mine Blasting; Mining Drilling; Mining Extraction; Contract Mining Services; Mining Extraction Services; Mining Of Metals; Open Pit Mining Services; Repair And Maintenance Of Mining Machines; Installation, Maintenance And Repair Of Equipment And Apparatus For Use In Mining, Open Pit Mining And Quarrying; Providing Information Relating To The Rental Of Mining Mac...
[Class : 37] Services Of Installation Of Mining Machineries And Equipments, And All The Services Covered Under Class 37, All The Aforesaid Services Being Used For The Purpose Of Mining.