DGMS Guidelines for Use & Care of Local Methane Detectors in Underground Coal Mines – Calibration, Maintenance & Safety DGMS Guidelines for Use & Care of Local Methane Detectors in Underground Coal Mines – Calibration, Maintenance & Safety 🧾 DETAILED NOTES 1️⃣ Introduction Dust generation during dr...
DGMS Standards for Cement Capsules used in Roof Bolting – Composition, Properties, Testing & MCQs Revised Standard for Testing & Use of Cement Capsule for Roof Bolting in Mines – DGMS Guidelines & MCQs 🧾 DETAILED NOTES 1️⃣ Introduction Roof bolting is the most widely used method of strata control i...