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

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

Seal arrangement for tubular tunnel segments

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

Sealing arrangement

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

Sealing arrangement for tunnel segments

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

Sealing assembly for tunnel construction sections

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

Sealing profile

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

Sealing profile

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

Sealing profile

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

Sealing profile for tunnel segments

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

Sealing system for sewer and water applications

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

Segmental tunnel lining consisting of reinforced concrete tubbin

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

Segmented tunnel system

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

Segments

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

Shield driving process for enlargement

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

Shield tunneling method using flexible segments, flexible segmen

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

Shuttering for erecting a concrete tunnel lining

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

Shuttering for establishing concrete lining of tunnels

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

Sprayable mining liner

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

System and process for relining sewerage pipe sections