LandOfFree - US Patents - Listing for Hydraulic and earth engineering

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Apparatus for trenchless underground pipe replacement

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus for underground excavation

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus for underground tunneling

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus for underwater welding of pipes

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

Patent

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Apparatus for use in a pipeline

Hydraulic and earth engineering – Marine structure or fabrication thereof – Structure protection

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus for use in forming piles

Hydraulic and earth engineering – Foundation – Columnar structure

Patent

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Apparatus for use in installing a piece of equipment horizontall

Hydraulic and earth engineering – Diving – Remote control

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus for use in laying an elongated article

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

Patent

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Apparatus for valve installation in a flume

Hydraulic and earth engineering – Fluid control – treatment – or containment – Flow control

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus for vitrifcation of hazardous waste

Hydraulic and earth engineering – Soil remediation – In situ contaminant removal or stabilization

Patent

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Apparatus for vitrifying hazardous waste

Hydraulic and earth engineering – Soil remediation – In situ contaminant removal or stabilization

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus for watering and draining soil

Hydraulic and earth engineering – Drainage or irrigation – Porous or apertured pipe – flume – or tileway

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus for welding submerged pipe ends

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus for winding-up a self-expanding boom

Hydraulic and earth engineering – Fluid control – treatment – or containment – Floatable matter containment

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus for withdrawing a tube or pile which has been driven i

Hydraulic and earth engineering – Foundation – Columnar structure

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus for working under water

Hydraulic and earth engineering – Diving – Underwater docking or mooring

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus for yielding support of rock

Hydraulic and earth engineering – Earth treatment or control – Rock or earth bolt or anchor

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus intended to be buried in ground beneath water

Hydraulic and earth engineering – Marine structure or fabrication thereof – With anchoring of structure to marine floor

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus of effecting buoyancy on submerged articles

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus relating to the linings of pipelines and passageways

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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