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,... – Submerging – raising – or manipulating line of pipe or cable...

Abandonment and recovery system and method, and cable connector

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

Abrasive resistant open cell articulated seabed mat

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

Adjustable apparatus for supporting a pipe, laid on a deep sea b

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

Adjustable apparatus for supporting a pipeline laid on deep wate

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

Adjustable apparatus for supporting an underwater pipe laid at g

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

Adjustable support for underwater pipe a short distance from the

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

Adjustable support for underwater pipe distant from the sea bed

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – By means advancing along terrain and guiding pipe or cable...

Agricultural implement for installing an irrigation system

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

Alignment and support apparatus

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

Alignment and support apparatus

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

Anchoring collar

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

Anchoring structure for underground pipes

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

Anti-friction composition containing MgO and method

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

Anti-friction composition containing MgO and method

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

Antirotation device for subsea wellheads

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

Apparatus able typically to transform a frame mounted on...

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

Apparatus and a method for lining an underground pipe

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

Apparatus and method

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

Apparatus and method for accurately positioning a conduit