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WO/2012/007533A1 |
The invention concerns a cutter head (8) for loosening and removing under water obstacles (12), the cutter head hangs on cables (5, 7) to flexibly support the cutter head, the cutter head is coupled to a flexible pressure pipe (6) and th...
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WO/2012/002806A1 |
The invention relates to a submersible vehicle (1), in particular a so-called ROV, for manoeuvring a fall pipe for dumping rocks on or near subsea installations, such as pipelines, comprising a frame(2), hoisting and control cables (3) f...
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WO/2012/001200A1 |
The invention relates to a dredging machine which is based on a traditional backhoe excavator, but without a scoop. According to the invention, the free end of the working beam is provided with a set of movable pulleys serving as guides ...
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WO/2012/000583A2 |
The invention relates to a ground collector suitable for a heat pump and a milling cutter for forming a ground collector, comprising a slit (100a, 100b, 100c), which is milled into the ground (500) and which has a length (L1) and a width...
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WO/2011/157211A1 |
A hydrodynamic automatic desilting apparatus comprises a floating body (10) and a roller device (30) pulled by the floating body (10) and sunk to the bottom of water. The roller device (30) comprises a roller (31) and multiple blades (32...
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WO/2011/156867A1 |
A system for seafloor mining. A seafloor auxiliary mining tool works a seafloor site to prepare a bench, and deposits cut ore in a gathering area. A seafloor bulk mining tool undertakes production cutting of a bench and deposits cut ore ...
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WO/2011/152992A2 |
Equipment for mining and excavating includes a bucket used to remove overburden, a boom for positioning the bucket, and a hoist and drag cable for controlling the bucket. The equipment also includes a drum; a pedestal, a pinion assembly,...
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WO/2011/145935A2 |
Dumping system for dumping bulk materials on the sea bottom for supporting a subsea infrastructure or on a subsea infrastructure on the sea bottom, comprising a dumping vessel with a floating hull provided with a hoisting device, and a f...
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WO/2011/134733A1 |
The invention relates to a cutter suction dredger comprising a suction tube (7) with a cutter head (10), wherein the cutter head comprises: - a continuous track (11, 12) for running the cutter head over a bottom surface (21); - at least ...
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WO/2011/132914A2 |
The present invention relates to a vibration nipper for heavy machinery, wherein a plurality of gears incorporated in a vibration main body and having eccentric weights are aligned in the vertical direction and generate vertical vibratio...
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WO/2011/132819A1 |
The present invention relates to a grapple device of an excavator, which comprises: a bucket axially mounted to the lower side of an arm of an excavator; a first hydraulic cylinder, of which one side is fixed to the upper end of the arm ...
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WO/2011/123918A1 |
The invention relates to drilling of the ground, and in particular to percussion drilling using air, steam or gas pressure, and may be utilized for trenchless laying of casings of various materials by the percussion method. It may also b...
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WO/2011/124008A1 |
A hydraulic vibration rock splitter is disclosed. The splitter comprises an excavator body (17), an excavator small arm (18), a hydraulic drive system, a vibration exciter (2), a coupling mechanism and a control system, wherein the hydra...
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WO/2011/122942A1 |
The present invention relates to a submersible dredging device (12) for dredging slurry from a waterbed of a water volume to a water surface, comprising: - a slurry pump inlet (15) and a slurry pump outlet (16); - a slurry pump impeller ...
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WO/2011/120210A1 |
A hydraulic and resonant breaking hammer comprises a hydraulic drive system, a vibration exciter (2), a control system, a linking mechanism and a breaking hammerhead (3). The hydraulic drive system is composed of a hydraulic motor (1), a...
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WO/2011/117204A1 |
The invention relates to a cutter suction dredger (10) for dredging ground under water. The dredger comprises a vessel (1) provided with anchoring means (101a, 101b) for anchoring to the ground, and with a ladder (2) that can be lowered ...
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WO/2011/088486A1 |
The invention relates to a method and a device for introducing at least one pipe (2) for at least one optical cable (3) into a solid laying foundation using a laying device, wherein at least one groove (1) is milled or cut into the layin...
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WO/2011/084669A2 |
A direct drive drawworks (100) has a permanent magnet motor (40), a shaft (41) extending from the permanent magnet motor (40) so that the permanent magnet motor directly rotates the shaft (41), and a drum (43) connected to the shaft (41)...
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WO/2011/069207A1 |
The present invention relates to an improved ripper boot. In particular, the invention relates to a ripper boot having a male carrier portion for engaging a replaceable female tooth or cap having a high tensile tip. The taper lock formed...
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WO/2011/067583A1 |
A machine for mixing, treating or conditioning materials such as soil or rocks, comprises a chamber (1) in which the material is mixed, treated or conditioned by rotary members (3, 4) tending to throw the material against the a wall (11)...
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WO/2011/061605A1 |
A method of laying a pipeline (2) in the bed (3) of a body of water (4) provides for advancing a digging assembly (1) along a pipeline (2) laid along a path (P) on the bed (3) of the body of water (4); digging a trench (5) along the path...
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WO/2011/044590A2 |
A soil removal apparatus in one embodiment has a motive power unit and an excavator joined to the motive power unit by a coupler, the excavator extending laterally of the motive power unit. The coupler includes a manipulator for manipula...
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WO/2011/041844A1 |
A trench cutting device (10) comprises a housing (12) a first chain loop (56) mounted on a primary sprocket (52) and a second chain loop (60) arranged adjacent to the first chain loop (56) and mounted on a secondary sprocket (54), wherei...
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WO/2011/041787A2 |
The present disclosure provides an excavation machine that is configured to minimize or otherwise account for the unintended stoppage (i.e., jamming/stalling) of a digger tool. According to an embodiment of the present disclosure a machi...
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WO/2011/030124A1 |
A method of laying a pipeline in a seabed comprising at least the contemporaneous steps of : (a) dislocating material of the seabed to form a trench (18) and dislocated material (20); (b) locating the pipeline (12) in the trench; (c) all...
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WO/2011/029068A2 |
An apparatus for controlling the depth of a hoe bucket, including a hoe bucket defining a cutting edge, an elongated member pivotably connected to the bucket, an actuator operationally connected to the elongated member, an electronic con...
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WO/2011/011732A2 |
A system for uncovering and sealing a narrow trench. The system comprises several subsystems, including a work machine, a frame for providing a seal with the surface to be trenched, a saw blade, a vacuum system, a system for placing prod...
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WO/2011/007030A1 |
The invention relates to a hydraulic ripper for excavators used to break up and remove hard elements from the ground, such as stone, concrete, asphalt or similar elements, which includes a shank (1) connected to the head (5) of the excav...
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WO/2011/008447A1 |
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/2011/008694A2 |
An excavation component is disclosed herein. The excavation component includes a cutter structure carrier and a cutter structure carried by the cutter structure carrier. The excavation component also includes a fastener for securing the ...
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WO/2011/005627A2 |
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/2011/003838A1 |
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/2010/144941A1 |
There is provided sludge extraction apparatus (10) including a collection pipe (13) having a plurality of spaced, a suction pump (23), a suction pipe (15) with an end connected to the suction pump (23) and a suction head assembly (16) co...
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WO/2010/143982A1 |
This present invention relates to improvements in and relating to dredging apparatus. In particular, the invention relates to a suction head for a dredging device for relocating matter, such as matter in the form of particulate matter an...
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WO/2010/136218A1 |
A gripping member (101, 201, 301) for a work tool is provided such that in one embodiment, the gripping (or cutting) member includes a top and bottom surface (103), and a first gripping edge (104a) extending between the top and bottom su...
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WO/2010/128808A2 |
The present invention relates to a road surface cutting apparatus comprising: circular fixing disks (10), the center of each of which has a main shaft coupling hole (12) for connecting a main shaft (11), and the outer circumferential sur...
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WO/2010/122395A1 |
The present invention relates to a group and a method for laying and burying pipelines at the seafloor, wherein the laying and burying group according to the present invention comprises a digging device (11) provided with at least means ...
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WO/2010/117372A1 |
The present disclosure provides a machine 8109 configured so that its ground speed is at least in part dependent on the measured force that is applied to an attachment (12) attached thereto. The present disclosure also provides an attach...
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WO/2010/116013A1 |
The invention relates to a continuous method for discharging dredged materials, including: a first step in which a hopper barge (2) is assembled to a dredger (1); a second step marking the start of the dredging process, in which the dred...
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WO/2010/106378A2 |
A vehicle (10) is provided with a trench cutting apparatus (100) and is operable to cut a trench in a surface suitable for laying a cable in by applying the trench cutting apparatus (100) to the surface and moving forward. The vehicle (1...
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WO/2010/101315A1 |
The present invention relates to an electric walking pile driver for constructing an underground retaining wall to reduce manufacturing and construction costs by using a walking hood instead of the movement means of an electric-drive pil...
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WO/2010/079988A2 |
The present invention relates to an excavating screw for agricultural use, and more particularly, to an excavating screw for agricultural use comprising: a screw body arranged to prepare a hole of a predetermined depth into the ground to...
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WO/2010/077640A1 |
An underwater excavating tool can generate a downward directed jet of water from a propeller in a main thruster body connected to a surface vessel by an umbilical. The umbilical can include an outer armored sheath that supports an underw...
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WO/2010/072172A1 |
A method for preventing silt by injection and diversion involves laying an injection pipe network (3) underwater which is communicated with water supply facilities (1). The injection pipe network (3) comprises at least one main pipe (4) ...
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WO/2010/063151A1 |
A system of sand disturbance comprises a sand disturbance barge which includes at least one float (1) and at least one baffle (2). The float (1) is on the water and the baffle (2) is provided on the float (1). The baffle (2) is suspended...
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WO/2010/036278A1 |
Applicants have created a method and system of deep sea mining comprising mining SMS (Seatfloor Massive Sufilde) deposits from the sea floor with a subsea miner (105), pumping the solids from the subsea miner through a jumper (115) and p...
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WO/2010/033049A1 |
The invention relates to earth-moving machines. The main point of the invention consists in that the trencher comprises a self-propelled tool carrier and a hitch consisting of two parts each of which comprises a movable frame on an uprig...
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WO/2010/031124A1 |
The present invention relates to a ripper boot having a brazed high tensile tip, and a method of manufacturing the same. The ripper boot is characterised by a carrier adapted to be fixedly connected to a shank of a powered vehicle, a too...
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WO/2010/026468A1 |
A method of underground laying a continuous elongated member (4) in a bed (2) of a body of water (3), wherein the continuous elongated member (4) lies on the bed (2) of the body of water (3) along a given path (P); the method including t...
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WO/2010/015851A1 |
A trench excavating apparatus (10) for excavating a trench (100) and placing an elongated member (110) within the excavated trench, the apparatus comprising: a movable body (20) having at least one elongated member support (30) for carry...
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