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EP0881359A1
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Method and arrangement for constructing a tunnel by using a driving shield
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AU5099996A
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Displacement machine
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DE4408992C1
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Shield driving machine
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DE4225838A1
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Shield jacking device
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DE4213987A1
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Conveying device for a shield tunneling machine for drilling tunnel sections
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DE4113208A1
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Shield boring machine
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CH683446A5
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Retrievable tunneling machine.
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CH679320A5
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Underground pipe replacement device - has auger conveyor hauled by winch rope towards finishing trench with detachable sections
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DE3537379A1
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Dismantling tool of a tunnel boring machine for jacking
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EP0146918A1
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Tunnel boring system for driving tunnels by means of pipe pushing
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