A western KY coal mine was looking for a small, portable, non-electric pump to remove water from mine shafts. The electric pumps that they would typically use for dewa- tering were cost prohibitive due to the IMSHA explosion proof safety guidelines that all mine operations must adhere to. Since air lines were already in the mine for drilling tools and other equipment, an ARO air operated diaphragm pump was an easy ch

Join for free to read