LandOfFree - US Patents - Listing for Hydraulic and earth engineering,Subterranean or submarine pipe or cable laying, retrieving,...

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Repair – replacement – or improvement

Method of extracting a hollow unit laid in the ground

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...

Method of installation of electrically heated pipe-in-pipe...

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...

Method of installing a pipeline

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,...

Method of installing a substantially rigid thermoplastic pipe in

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Repair – replacement – or improvement

Method of installing an underground conduit

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,...

Method of installing or replacing underground pipe

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...

Method of installing pipe strings through offshore drilling plat

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Supporting – anchoring – or positioning of pipe or cable

Method of installing pre-insulated piping

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Repair – replacement – or improvement

Method of installing replacement pipe and apparatus therefor

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – With protection or indication of pipe or trench

Method of installing tracer wire with pipeline utilizing...

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – With protection or indication of pipe or trench

Method of installing tracer wire with pipeline utilizing...

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Repair – replacement – or improvement

Method of installing underground pipe

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,...

Method of installing underground pipes for sewer lines

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – With protection or indication of pipe or trench

Method of introducing optical cable into a solid bed

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...

Method of launching long pipelines

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...

Method of launching long pipelines and retrieving support means

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Repair – replacement – or improvement

Method of laying a cable or pipe

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...

Method of laying a pipe on a sea floor for the transportation of

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,...

Method of laying a pipeline