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PT. Petrosea Tbk
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Contract mining including overburden removal, coal, gold and minerals mining, and haulage. Open pit and hard rock mining and quarrying.
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| 2. |
Foraco
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Specialists in water bore-hole drilling for drinking water supplies, irrigation water or industrial water. From preliminary exploration to pre-production and reserve geometry determination.
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Hammond and Company
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Specialists in deep hole drilling. Gun drills, gun reamers, speedfeed, ventec, speedbit and proten drills.
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Geotechnical Constructions Group
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Ground freezing is a technique that has been used extensively for groundwater control and excavation support in the underground construction and mining industries for over 100 years.
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| 5. |
Stewart Brothers Drilling
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Mud-rotary exploration, air-rotary casing hammer drilling and hollow stem auger drilling company in Milan, New Mexico.
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