LandOfFree - US Patents - Listing for Hydraulic and earth engineering

Hydraulic and earth engineering – Subterranean waste disposal – containment – or treatment – Landfill

Aerobic bioreduction of municipal solid waste landfill mass

Hydraulic and earth engineering – Subterranean waste disposal – containment – or treatment – Earthen formation

Aerobic landfill bioreactor

Hydraulic and earth engineering – Subterranean waste disposal – containment – or treatment – With treatment of waste

Aerobic landfill bioreactor

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

Affluent distribution system capable of being horizontally...

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

Aggregate chamber leach lines for leaching effluent and...

Hydraulic and earth engineering – Earth treatment or control – Chemical

Aggregate extruder

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

Agricultural drip tape

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 – Fluid control – treatment – or containment – Flow control

Air admission apparatus for water control gate

Hydraulic and earth engineering – Diving – Suit or accessory therefor

Air cylinder fastening device

Hydraulic and earth engineering – Fluid control – treatment – or containment – Wave generation or enhancement

Air distribution valve for pivoting in two directions

Hydraulic and earth engineering – Diving – Suit or accessory therefor

Air inlet valve for underwater diver's dry suit

Hydraulic and earth engineering – Miscellaneous

Air motivated conduit prover apparatus

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

Air sparging/soil vapor extraction apparatus

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

Air, soil and ground water remediation compositions and methods

Hydraulic and earth engineering – Marine structure or fabrication thereof – In or on frozen media

Alaskan offshore drilling base

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 – Earth treatment or control – Chemical

Alignment device