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7632039 |
Methods for compensating beach erosion
In accordance with at least one methodology of the present disclosure, an excavating machine (e.g., excavator, backhoe, bulldozer, etc.) moves an excavating apparatus (e.g., a bucket, blade, etc.)...
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7011749 |
Remediation with ozone of sediments containing organic contaminants
A system for treating sediments contaminated with organic contaminants, such as polychlorinated biphenyls (PCBs) and other contaminants polyaromatic hydrocarbons (PAHs) and...
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6848860 |
Maintenance apparatuses for permeability improvement in fluid containment basins
The apparatuses for improving the permeability of a fluid containment basin having a plurality of ridges and furrows in the bottom of the basin are configured to disturb sediment that has settled...
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6832465 |
Aquatic weeding device
An aquatic weeding device is provided for removing aquatic vegetation from a body of water and transporting the vegetation to a desired location. The weeder includes at least one weeding element...
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6647853 |
Seabed mine clearance
This disclosure relates to a vessel having means at the bow of the vessel to direct a water flow ahead of the vessel downwardly towards the sea bed in front of and to either side of the path of the...
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6519278 |
Transmitting/receiving apparatus using a plurality of spreading codes
Transmitting/receiving apparatuses are installed in a base station and a mobile station, respectively, to perform mutual transmission and reception by using a plurality of spreading codes. The...
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6497059 |
Energy conservation system for earth-moving loading machines
An energy conservation system for an earth-moving loading machine is comprised of one or more pressurized gaseous pistons that extend from the front of the frame of a loading machine to the boom...
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5413715 |
Incinerator improvements
An ash scoop which remains out of the water during most of its operation. The ash scoop has a retaining and a nonretaining configuration. It moves along a track downward into the pit while poised...
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5412884 |
Waste material pond cleaning apparatus
A dragline apparatus for cleaning waste material and sludge in clarifier and settling ponds and lagoons includes a pair of side walls and a back wall forming a frame supported on front and rear...
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5406725 |
Method and apparatus for water bottom removal of bottom material
An improved material movement system for use in a body of water for moving bottom materials. The system includes a vessel from which at least one propulsion unit is suspended and which has the...
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5249378 |
Hydraulic thrust producing implement
A submersible thrust producing implement for use in combination with an excavator, the excavator being of the type having a boom and a stick with an attachment end on the stick for attaching the...
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4957392 |
Method and apparatus for the active prevention of sedimentation in harbors and waterways
An apparatus for preventing sedimentation buildup in waterways having a current, the apparatus being submergible at a location proximate the edge of the waterway and adapted to produce a scour...
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4818390 |
Apparatus for detoxification of lagoons
Apparatus for detoxification of a hazardous waste containing lagoon comprising a bi-directionally operable cable operated process tool which is pulled through the lagoon and distributes treatment...
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4084383 |
Apparatus and method for multiple spindle kneading for improving ground
A plurality of agitation spindles are disposed, and an agitation vane is attached to the lower portion of each agitation spindle. A mixing and kneading zone for mixing and kneading soft soil with a...
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4073078 |
Adjustable dredging and trenching apparatus
A stowable agitation trenching apparatus for use on a vessel such as a dredge or barge includes an adjustable, vertically extendable and retractable elongate leg slidably disposed within a mounting...
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3440743 |
UNDERWATER TRENCHING APPARATUS
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2856704 |
Apparatus for cleaning the bottom of a body of water
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0004968 |
Title is not available
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3678004 |
Title is not available
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