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

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Sealing profile

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

Patent

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Sealing profile

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

Patent

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Sealing profile

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

Patent

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Sealing profile for tunnel segments

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

Patent

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Sealing system for sewer and water applications

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

Patent

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Seals for tunnelling shields

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

Patent

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Segmental tunnel lining consisting of reinforced concrete tubbin

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

Patent

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Segmented tunnel system

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

Patent

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Segments

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

Patent

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Seismic joint for underwater floating tunnels

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

Patent

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Semi-buried structure formed on a mountainside

Hydraulic and earth engineering – Underground passageway – e.g. – tunnel – Cut and cover

Patent

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Shaft sinking method

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

Patent

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Shield apparatus for use in tunnelling

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

Patent

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Shield driving machine

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

Patent

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Shield driving process for enlargement

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

Patent

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Shield excavator

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

Patent

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Shield for constructing tunnels with in-situ formed concrete lin

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

Patent

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Shield for tunneling and mining

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

Patent

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Shield tail sealing

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

Patent

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Shield tunneling apparatus

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

Patent

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