LandOfFree - US Patents - Listing for Hydraulic and earth engineering,Underground passageway, e.g., tunnel,Boring

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Shield tunneling method and shield machine therefor

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Shield tunnelling apparatus

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Shield type tunneling machine

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Shielded tunnel excavator

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Shielding apparatus

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Subterranean connecting method for construction of shield tunnel

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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System and method for transmitting and calculating data in shiel

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Tail packing for a slurry pressurized shield

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Tail shield for a shield tunneling apparatus

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Reexamination Certificate

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Tail structure of shield driving machine

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Telescopic double shield boring machine

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Tunnel boring machine

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Tunnel boring machine

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Tunnel boring machine

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Tunnel boring with foamed composition

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Reexamination Certificate

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Tunnel construction method

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Tunnel drive shield

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Tunnel drive shield

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Tunnel drive shield

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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Tunnel drive shield

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Boring

Patent

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