Jeff Hart uses the Chilean Mine Rescue to stoke interest in drilling among the next generation. The Driller saw his presentation at the National Drilling Association (NDA) annual convention in September and caught up with him afterward to talk about the rescue, its legacy for him and his training efforts.
Hub Foundation Company used a Bauer MC 96 Duty-Cycle Crane with a BC 35 Trench Cutter and a Bauer MAT DE 500-20 Slurry Handling System to put in the foundations for a residential tower at Bullfinch Crossing in Boston.
In my working years, I have seen many control valve designs — some pretty simple and some rather complicated. I’m going to write about the advantages and disadvantages of these designs.
Mother Nature is a foe that man can’t quite conquer. However, John McLennan, associate professor of chemical engineering at the University of Utah, is ready to try.