Major Mining & Tunneling Companies
Earthworm Tunneling is a research, development, and public advocacy company dedicated to improving the state of the art in tunneling equipment Here are some of the other major mining and tunneling companies that exist worldwide, and an overview of some of the areas in which they specialize. Click on the links for more information.
An alphabetical listing of mining contractors and suppliers. Extensive.
Small Boring Units (SBUs)
Hard-rock cutting technology for small diameter applications < 86? (2.18m). The Robbins Company - SBU Group products meet the requirements of auger boring, pipe jacking, and utility tunneling contractors worldwide.
Micro Tunneling ? Finish that tunnel in one pass using a remotely controlled Microtunnel Boring Machine (MTBM) and pipe jacking to directly install product pipelines underground. Install pipe from twelve inches to twelve feet in diameter. With standards for grade tolerance of one inch these super accurate machines are a wonder.
Hand Drilling has the advantage over normal hand augering in that drilled material is continually removed by the flush, and progress is continuous, quicker and cheaper, whithout the need to pull out the drill string to remove cuttings. This system was developed originally for drilling in hand dug wells after hard rock (typically granite) had been encountered, to determine whether this was a boulder that might be broken, or bedrock that could cause abandonment.
Specializing in immersed and shield tunneling methodologies that have been used in many underground metropolitan applications and connecting lines. People everywhere truest their strong seismic design techniques.
Brazilian Mining Information ? A great look at a complex mining operation. The key is the hydro-electric plant. The power plant has a capacity of 140MW from four 35MW turbines.
A linked list of the various BHP Billiton mining operations around the world.
Holywell-Halkyn Lead Mining and Tunnel Company, builders of the Milwr Tunnel.
Black & Veatch forms a tunneling department within its Water Americas division. The organizational change consolidates the company?s tunneling and geo-engineering expertise in one business unit, which will be responsible for stand-alone, heavy civil-engineering projects, particularly tunnels and dams.
Nishimatsu Mowlem Irishenco (NMI). Nishimatsu is a leading Japanese construction company with worldwide experience in tunneling works. Mowlem is a leading UK construction company with major tunneling experience. Irishenco is one of Ireland?s leading construction companies with experience in major civil engineering projects.
Caledonia Mining Corporation is a Canadian registered mining, exploration and development company, which, owns a diversified portfolio of carefully selected, high quality properties in Africa and Canada. This company mines precious metals, diamonds, and base metals.
Phelps Dodge Mining Company, the world?s largest publicly traded copper producer. Also, among the largest producers of molybdenum, molybdenum-based chemicals, and carbon black, and a leading manufacturer of wire and cable products. Site includes an explanation of mine development and core analysis.
Freeport-McMoRoan Copper and Gold, international precious metals mining company?s corporate homepage.
Incorporated in 1993, Kinross has grown from a junior gold producer to the 7th largest primary gold producer in the world with approximately 1.7 million ounces of gold equivalent production.
Our Global Mining Marketing Division, (GMMD) is the second-largest supplier of mining equipment in North America, manufacturing and marketing the Komatsu loader, dozer, truck, shovel, grader, and Modular Mining lines.
Newmont Mining Corporation (NYSE & ASX: NEM; TSX: NMC) is the world?s largest gold producer with significant assets or operations on five continents. Newmont is also engaged in the exploration for and acquisition of gold properties in some of the world?s best gold districts.
