Herrenknecht AG: Home:

Herrenknecht is the world market leader in mechanized tunnelling high quality tunnel boring machines for every geology, additional equipment, and services.

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Tunneling Equipment, Underground Drilling & Bolt…:

offer underground drilling rigs, tunneling jumbos, roadheaders and load and haul equipment for high efficiency in road tunneling and other applications.

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The Robbins Company:

Robbins is focused forward: From game-changing industry innovations to unparalleled support, see what makes us your ultimate tunneling partner. Learn More

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tunnel miners - Mining and Construction -…:

Products > Continuous-mining and tunneling machines > MR-series roadheaders for mining are equipped with powerful, geometrically optimized,

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GOMEZINTERNATIONAL - Gomez International:

Consulting and Engineering Services, Equipment and Material Sales with a focus in the Construction, Mining and Tunneling Industries.

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