Cool video - Solid expandable pipe system

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I don't know if you guys have seen this before but I thought it was really cool.  This system is used for relining or repairing oil/gas wells.  It's some sort of solid plug that's pumped thru the pipe under high (no s#!t) pressure. Check it out.http://rigzone.com/training/insight....&c_id=23&hmp=1Miller 211 w/ spool gunMiller Dynasty 200DXLongevity 60i IGBT plasmaO/A w/ crappy chinese torch/gaugesSouth Bend 10K latheGrizzly 4029 10x54 millGrizzly 7x12 hor bandsawangle grnders, bench grnder, bench belt sndr7.5 hp 80gal cmprsor
Reply:Interesting.  I've seen them swage damaged casing but certainly not a continuous expansion like that.America Needs AMERICA'S Oil!!!"Global warming is the greatest scam in history ...There is no run away climate change. The impact of humans on climate is not catastrophic. Our planet is not in peril."--John Coleman, Founder of The Weather Channel
Reply:That's one way to test the welds . . .