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WO/2013/079671 |
The invention relates to a suction dredger (1) for receiving suctioned material, such as soil around subterranean pipe lines or mud, with a pneumatic suction turbine (2) for generating a suction air flow, which is connected to a collecti...
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WO/2013/061006 |
The device for raising marine sediment (1) comprises, arranged in such as way as to be submerged in a fluid at the time of use; a riser (10) comprising a suction head (30) at a first end; a cyclone separator (40) having a tangential inle...
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WO/2013/057981 |
Provided is a process for simply improving the handleability of a thixotropic slurry in transportation and so on. A process for dewatering a slurry which has a thixotropic region, including a step of dewatering the slurry by pressure fil...
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WO/2013/046167 |
A bucket for crushing inert material comprises an outer casing, an inlet section for the entry of the material to be crushed into the casing and crushing unit arranged in the casing for crushing the material and a screening device for sc...
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WO/2013/046168 |
A bucket (100) for screening and crushing inert material comprises an outer casing (1), a screening device (2) for screening the material which has to be crushed, a crushing unit (3) located in said casing (1) to crush the material and a...
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WO/2013/042148 |
A method for the requalification, construction and restoration of submerged and/or partially submerged beds of lagoons, shores and the like, in order to provide for the restoration of marine habitats. The method (1) according to the inve...
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WO/2013/028459 |
An improved flight assembly (42) for an elevator (12) used with a wheel tractor scraper (10) is provided. The flight assembly (42) comprises a support member (44) made of one type of material and an edge plate (46) made of a second type ...
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WO/2013/028459 |
An improved flight assembly (42) for an elevator (12) used with a wheel tractor scraper (10) is provided. The flight assembly (42) comprises a support member (44) made of one type of material and an edge plate (46) made of a second type ...
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WO/2013/012330 |
The invention relates to a riser system for transporting slurry from a sea bed (4). The riser system comprising a vertical riser pipe (10) and at least one pump (30) provided along the riser pipe (10). The riser pipe (10) comprises a pip...
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WO/2012/171074 |
A system and method for stockpiling material on the seafloor, the system and method using seafloor collection machines, such auxiliary or bulk cutters or collection machines, to capture seafloor material to be stockpiled. The captured se...
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WO/2012/146730 |
The invention relates to a device comprising: an assembly (22) for collecting material on the bed (12) of a body of water (14), a riser (48) for lifting the solid material, and a pump (90) for lifting the solid material collected by the ...
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WO/2012/134276 |
The invention relates to a vessel (1) comprising a hull (2), a deck (3) and at least one superstructure (4) fixedly mounted to the deck (2) of the vessel (1). The vessel (1) comprises equipment (10) attached to the deck (3) of the vessel...
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WO/2012/091392 |
The present invention relates to a tube for forming a soil structure using barges and to a method for constructing same. When the tube is installed in a coastal area, a barge is fixed to the position suited for the construction position ...
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WO/2012/091392 |
The present invention relates to a tube for forming a soil structure using barges and to a method for constructing same. When the tube is installed in a coastal area, a barge is fixed to the position suited for the construction position ...
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WO/2012/058489 |
A material handling machine for transferring discrete loads of excavated, uncrushed waste from an excavator or other excavation equipment (3-5) to a dumping location beyond the reach of the excavator. The material handling machine may in...
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WO/2012/021813 |
Novel subsea excavation apparatus and methods that exert force between a subsea anchor point and an excavator using a subsea actuator. In some examples the subsea actuator is attached to an anchor point on the seabed and the excavator di...
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WO/2012/007921 |
A screening bucket (1; 100) comprises a support structure which can be secured to the moving arm of an operating machine, a screening drum (5; 50) secured to that structure (2) so that it may rotate about an axis (X) of rotation, a rotat...
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WO/2011/155713 |
The present invention relates to a screen bucket, which includes: an outer bucket portion having an empty inner bucket part; an inner bucket portion assembled inside the outer bucket portion to have a screen disposed at the empty inner b...
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WO/2011/155713 |
The present invention relates to a screen bucket, which includes: an outer bucket portion having an empty inner bucket part; an inner bucket portion assembled inside the outer bucket portion to have a screen disposed at the empty inner b...
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WO/2011/091564 |
A mud discharging pipe floater comprises two semi-tubular floater main bodies having an internal wall layer (3), an external wall layer (1) and a sealing cavity structure (5) and composed of a metal reinforced framework layer and an elas...
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WO/2011/008447 |
Systems (100) and methods for recovering manganese nodules from the seabed are disclosed. A buoyant body (220) is generated by freezing water, forming a clathrate ice, or using a liquid that is less dense than seawater. Nodules that have...
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WO/2011/005627 |
An implement for mechanically filling multiple sandbags at a time is used on a loader bucket of loader-type equipment. The implement has a planar surface in which a plurality of filler apertures are formed in a plurality of rows evenly s...
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WO/2011/005627 |
An implement for mechanically filling multiple sandbags at a time is used on a loader bucket of loader-type equipment. The implement has a planar surface in which a plurality of filler apertures are formed in a plurality of rows evenly s...
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WO/2011/003838 |
Is concerned a system for recovering immerged sediments (3) from a concession and discharging them. From a free sailing extraction ship (1) a mixture of water and sediment is sucked by a submerged pump unit through a flexible hose (7) ad...
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WO/2011/003438 |
The application is directed to a system for recovering immerged sediments (3) from a concession and discharging them. From a free sailing extraction ship (1) a mixture of water and sediment is sucked by a submerged pump unit through a fl...
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WO/2010/122093 |
The invention relates to a method for loading a dredging vessel (1) with dredged material in a hold (2) provided for this purpose and having a height-adjustable overflow (10). In the method a dredged material/water mixture is carried via...
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WO/2010/106015 |
The invention relates to a method and device for treating dredged material (50) extracted by means of a dredging vessel (30). In the method the dredged material (50) is fed from the dredging vessel (30) to at least one centrifugal separa...
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WO/2010/080733 |
This invention relates to systems and methods for converting biomass into highly inert carbon. Specifically, some embodiments densify the carbon into anthracite-style carbon aggregations and store it in geologically stable underground de...
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WO/2009/136064 |
This device comprises a bottom assembly (24) comprising means (50, 52) of gathering material from the bottom (14) of the expanse of water (12) and a pipe (26) for transporting the gathered material, the pipe being connected at a first po...
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WO/2009/125106 |
This separator comprises a pressurized vessel (62) and at least one first and one second tank (64A, 64B) for depressurizing a pressurized flow rich in solid material produced in the vessel (92). It comprises a directional control valve (...
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WO/2009/125106 |
This separator comprises a pressurized vessel (62) and at least one first and one second tank (64A, 64B) for depressurizing a pressurized flow rich in solid material produced in the vessel (92). It comprises a directional control valve (...
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WO/2009/034469 |
A soil and/or rock conditioning machine including a feed hopper to feed material to be conditioned to a feed conveyor and a mixing chamber including one or more rotors to accelerate the material particles direct from the end of the feed ...
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WO/2009/034469 |
A soil and/or rock conditioning machine including a feed hopper to feed material to be conditioned to a feed conveyor and a mixing chamber including one or more rotors to accelerate the material particles direct from the end of the feed ...
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WO/2009/013434 |
The invention relates to a device for extracting a material from the bed of a body of water and to the associated method. The device (10) includes a surface apparatus (18), a bed unit (22) comprising material-collection means (34) and a ...
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WO/2009/013434 |
The invention relates to a device for extracting a material from the bed of a body of water and to the associated method. The device (10) includes a surface apparatus (18), a bed unit (22) comprising material-collection means (34) and a ...
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WO/2009/004343 |
An excavator vehicle (1, 101) is provided, the excavator having a front and a rear, the excavator comprising a means for excavating material (9a, 9b, 109a, 019b) and two primary conveyors for the movement of excavated material (2a, 2b, 1...
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WO/2009/004343 |
An excavator vehicle (1, 101) is provided, the excavator having a front and a rear, the excavator comprising a means for excavating material (9a, 9b, 109a, 019b) and two primary conveyors for the movement of excavated material (2a, 2b, 1...
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WO/2008/138060 |
A method for controlling slurry flowing through a pipeline (11) is provided. Dense slurry is provided into a sump (8). Water is added into the sump (8) to dilute the dense slurry. The diluted slurry is pumped from the sump (8) to a main ...
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WO/2008/119137 |
A storage container for holding particulate material in a body of water, the container formed from a plastics material which is impervious to water and defining a space in which the particulate material may be held, wherein the container...
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WO/2008/073495 |
A process for extracting hydrocarbon gases from marine sediment hydrates. In one embodiment, the process includes drilling from a sea floor into a hydrate rich subsea sediment to form at least one opening therein. Electrical heaters are ...
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WO/2008/061383 |
The invention relates to a device for excavating and transporting material, especially earth, said device comprising an excavation appliance that can be rotated about a rotational axis (y) in a rotational direction (u), and a longitudina...
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WO/2008/061383 |
The invention relates to a device for excavating and transporting material, especially earth, said device comprising an excavation appliance that can be rotated about a rotational axis (y) in a rotational direction (u), and a longitudina...
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WO/2008/025106 |
The present invention relates to a sediment/water separator used to dredge sediment from the bottom of lakes, rivers, harbors, lagoons, tanks, dykes, reservoirs and seashore. The invention, also named submergible densification cell, dred...
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WO/2007/149295 |
A lock for securing a wear part to earth-working equipment that is foldable between a retaining position to hold the wear part to the equipment and a release position that permits removal of the lock and release of the wear part from the...
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WO/2007/111668 |
A gas hydrate material recovery apparatus utilizing a vessel which is positioned beneath a body of water and above the bed of the body of water. The vessel includes a holding tank with an entrance to capture solid natural gas hydrate cry...
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WO/2007/099319 |
An excavator (1) comprising an excavator main body (7), an apron (2) for the receipt of excavated material and a conveyor (3), the apron being located at or in proximity to the front of the main body, the conveyor extending from the apro...
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WO/2007/018033 |
A mixing apparatus in which mixing of additives can be easily performed in pathway. Divider plate (53) is disposed in carrier pipe (16) for feeding soft soil under pressure. By turbulent flow generated when the soft soil overflows the di...
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WO/2007/013465 |
It is intended to provide a method of the solidification of soft soil by which, in solidifying the soft soil mainly exemplified by dredged soil, the amount of a solidifying agent to be added and mixed with the soil can be reduced even in...
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WO/2006/137193 |
A system for transporting dredged earth and sand in which a transportation line (L) comprises a siphon pipe (S) for sucking dredged earth and sand together with water in a large capacity reservoir (D) through the siphon action, and a nat...
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WO/2006/093214 |
A transportation system and a transportation method. The transportation system comprises a siphon tube (S) sucking out dredged sediment (1) in a large capacity water storage pond (D) such as a dam together with water by a siphon action a...
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