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,...

Method of slipliner grouting

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

Method of welding together submerged pipe ends by means of a tel

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Method to install underground pipe casing

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

Methods and apparatus for directionally drilling a bore and plac

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Methods and apparatus for installing conduit underground

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

Methods for aligning pipes and connecting the lined pipe...

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

Methods for lining pipes and connecting the lined pipe with...

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

Methods of installing elongate underwater structures

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

Methods of laying seabed pipelines

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

Methods of laying underground conduits

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

Methods of renovating sewers

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

Methods of, coatings and linings for water intake system compone

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

Mid-line connector and method for pipe-in-pipe electrical...

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

Mobile reinforced concrete pipe machine

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

Modular guiding device

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

Modular pipe breaking assembly and method

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

Modular protective pipeline cover

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

Modular secondary containment kit for housing pipelines

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

Modular seismic cable handling system with knockdown container