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August 2009 – Standard Penetration Test (SPT) Hammer Efficiencies For Caltrans Drill Rigs
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Document Date: 2014-05-28 11:24:45
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File Size: 69,29 KB
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Position
Equipment Supervisor /
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Product
B-47 /
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SocialTag
Petroleum engineering
Petroleum geology
Petroleum
Drilling rig
Oilfield terminology