Video

July 14, 2021

NEW! Powder Magazine Door

NEW! Powder Magazine Door Meets ATF’s Explosive Magazine Construction Requirements, 18 U.S.C , 27 CFR, Part 555, Subpart K-Storage.   Type 1 Explosives Magazine Security Door […]
April 28, 2021

American Mine Door in the News

American Mine Door in the News PMChS Codelco YouTube Video Optimization in Ventilation Doors In this video PMChS discusses (in Spanish) an initiative at Codelco Chuquicamata […]
March 4, 2021

The Challenges of Underground Power Outages

The Challenges of Underground Power Outages and its Impacts on Ventilation and Egress American Mine Door (AMD) has developed an exciting new underground mine door battery […]
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