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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/2011/091564 |
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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WO/2006/055989 |
The invention provides for a head (12) for a device for the collection of gravel from a submerged bed. The head (12) includes a tubular body (17) defining a first gravel intake opening (14) and a second bypass water intake opening (16), ...
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WO/2006/029445 |
An apparatus for levelling the ground comprises a frame (12) and a bin (14) pivotally mounted to the frame. The bin has a lower front edge (76) that scrapes the ground and removes soil from higher parts of the ground. A door (80) may be ...
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WO/2005/031116 |
The present invention is referring to a procedure and an apparatus for collection of free methane gas from the sea bottom, destined to collect and liquefy the methane gas liberated from metastabile deposits of hydrate methane situated on...
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WO/2005/011869 |
A classifying apparatus (10) capable of classifying treated water including sand and gravel and suitably flowing wash load to a downstream side, characterized by comprising a treatment tank (12) having an inflow part (14) into which the ...
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WO/2005/012148 |
An apparatus for carrying articles by gases formed mainly of steam, wherein when mixed fluid flows down inside a carrying tube (20), a forced open/close valve (24) is quickly closed to cause a water hammering in the carrying tube (20) so...
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WO/2004/094886 |
An integrated padding machine that incorporates a front digging auger that is preferably mechanically as opposed to hydraulically powered, which in conjunction with a breaker bar assembly provides for digging and crushing capabilities, a...
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WO/2004/089557 |
A method for screening of soil removed from the ground and transporting it off the site by means of a scoop or a similar soil-processing device, in which method screening is carried out by means of a screening device (9, 12) connected to...
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WO/2004/048704 |
A loader (10) has lift arms (24) that are used for mounting a number of different attachments (55, 72, 78, 88, 96, 170). The attachments can be mounted to the rear of the forward end (38) of the lift arms in order to move the center of g...
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WO/2004/031493 |
The machinery bears a burr drill (1) which shreds the soil onto which it is located, drives the soil to the hopper (2) which bears a strong turbine (3) and is connected to the ejection tube (5), which ejects the shredded soil. The equipm...
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WO/2003/101597 |
A device (10) for sieving and/or mixing is disclosed which includes a base (12) and a container (13) mounted thereon for rotation about an axis which is substantially horizontal. The container has a peripheral wall (14) extending angular...
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WO/2003/102347 |
The present invention is referring to a procedure and an apparatus of extraction of methane gas from the bottom of the sea. The procedure consists of lowering a take out enclosure to a depth of over 500 m., followed by a take out of a qu...
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WO/2003/085209 |
The invention relates to a suction dredger device (10) in which the bottom of a collecting tank (24) for holding the suctioned material is formed by a carrying run of an endless belt (56). The belt (56) extends between two return rollers...
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WO/2003/084877 |
A system (20) for removing sediment from a waterway (22) includes a collector housing (24) dimensioned for receipt in the waterway (22), having an opening (38) that receives water and sediment therethrough.
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WO/2003/078744 |
Apparatus for dredging shellfish from the bottom of a body of water includes a source of pressurized water, at least one water jet (22) arranged to receive water from the pressurized water source and direct it at shellfish-containing sed...
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WO/2003/066527 |
An attachment (10) to a drainage hose (40) for use on a stockpiling barge that includes: a fluid pervious bag (12) formed of a flexible fabric material, the fluid pervious bag having an open end and a closed end, a ballast material (30) ...
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WO/2003/066974 |
Method and device for classifying sand sucked−up from a bed of water (17) by means of a pump (1) and a first suction tube (3). The sucked−up sand−water mixture is distributed 5 across an area (6) underneath the surface of the water...
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WO/2003/027402 |
An apparatus for suction and discharge of material comprises a container (9) with a suction opening (19) for letting in a sucked-up air/material mixture and a discharge opening (14) for discharging material. The container (9) is rotatabl...
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