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Leader in Mining Construction since 1924 Johnny Cowin specializing in shaft sinking, tunneling, Raise Boring, Mine Development, and Mine Engineering. ...
Concrete tunnel construction  Decline construction  Fault crossings  Headframe erection  Incline construction  Mine plant construction  Raise drilling  Shaft excavation  Slope construction  Underground driftwork  Underground storage bunkers  Ventilation fan installation 
www.cowin-co.com - 2009-02-04
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30 years of Capital and Cost reduction at 161 mines, worldwide. The premier mining cost source.
equipment data bases  mine finance  mine machinery 
www.eqmg.net - 2009-02-12
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Apolune International Limited is a IBC serve to mine construction engineering, AI provide design of vertical shaft, inclined shaft, ventilating shaft, ore pass, ...
Highway tunnel  Inclined shaft  Shaft support  underground chamber  Ventilating shaft 
www.apolune.net - 2009-02-13
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b.k. nelson construction 
www.bknelsonconstruction.com - 2009-02-05
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Mine construction work installing venitilation systems that consist of seals and overcasts. Mine seals. Patented Procast/Proseal design approved by MSHA.
pmri95.com - 2009-03-04
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