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Patent Searching and Data


Matches 101 - 150 out of 5,322

Document Document Title
WO2003060285A3
A mining machine and method of mining hydrocarbon containing minerals, such as oil sands. The machine includes a tunnelling head (701) and a separation device (711) inside, which rotates with the tunnelling head.  
WO/2003/084877A1
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.  
WO/2003/085209A1
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...  
WO/2003/078744A2
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...  
WO/2003/066527A2
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) ...  
WO/2003/066974A1
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...  
WO/2003/060285A2
A mining machine and method of mining hydrocarbon containing minerals, such as oil sands. The machine includes a tunnelling head (701) and a separation device (711) inside, which rotates with the tunnelling head.  
WO/2003/027402A1
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...  
WO/2003/010388A1
Method and apparatus for cleaning a water area, such as a lake, pond, river or a similar water basin, wherein the water basin is provided with a suction pipe system (4) arranged in connection with the lake (1), pond or equivalent and con...  
WO/2003/008710A1
A machine for combining powder material with cohesive site-won spoil has an input hopper (4) which provides a preliminary breaking up step. Some lime is added from a lime feeder (6) as the material is transported to a pan mixer (8). Duri...  
WO/2002/080043A1
In this method, operational information from a mineral material processing unit is collected, the information is processed, and it is presented in a form suitable in optimising usage, in equipment development work, or for added value ser...  
WO/2002/066741A1
The invention relates to a shifting unit for displacing a conveyor road comprising a stretch of rails. Said unit comprises two interspaced shifting heads, each head having at least one pair of rollers which are positioned in such a way t...  
WO/2002/064895A1
A ditch cleaning apparatus (10) is formed by a prime mover (18) driving a chassis (12) having endless metal belts (20) for moving along the bottom (74) of a vertical wall ditch and supporting an upright frame (14) having a rearwardly and...  
WO/2002/057551A1
Method related to the hydraulic dredging of sediment from the sea bottom, the bottom of water dams or the like, inclduding a first operational step where sediment is sucked or pumped through a hose or pipe (2) to a second level located b...  
WO/2002/052105A1
A continuous method of removing ballast material particularly from a railway line bed comprising the steps of positioning an excavation apparatus (1) at the work site, advancing the apparatus along the bed to lift ballast from the bed, i...  
WO/2002/022966A1
A motorised vehicle has an arm (5) with at least one scoop-like digging bucket (10) pivotally mounted at its lower end moveable by an hydraulic ram (11). Dug material is continually removed from the bucket through a lateral inlet opening...  
WO2001014643A9
A mobile gravel sorter, which is arranged to move in a direction of travel along a road, comprising a gathering unit which is arranged to gather up granular material from a roadway as the gravel sorter moves in the direction of travel, a...  
WO/2002/012640A1
The device is associated with a trench-digger, comprising a cutting disc (2) and a matching prefabricated element feeder that includes a sweeping box (32) with a U-shaped traversal section which is closed in the front by a rake (34) so t...  
WO/2002/005978A1
Site-won spoil from an excavation which is a predominantly non-granular cohesive material can be converted into a material suitable for immediate use as a backfill material by a process of mechanically mixing the spoil with between 0 and...  
WO/2001/088338A1
A method of, and apparatus for, lining the interior surface (13) of a passageway (15) such as a pipeline, involving progressive installation of a liner (11) on the interior surface (13) of the passageway (15) or on a substrate applied to...  
WO/2001/077492A1
Apparatus for assembling a liner (25) from a plurality of longitudinal sections of flexible material (161, 162) having longitudinal edges adapted to be joined one to another to form the liner. The apparatus comprises a path means along w...  
WO/2001/073214A1
The invention relates to a loader and bulldozer (1) that is provided with a loading device (2) in the form of a shovel or a spoon. An electromagnet (3) is assigned to said device. Metal rests can thus be separated from the remaining mate...  
WO2001033158A3
A blade (12) for a digging assembly comprises a base portion (24) and a terminal portion (26) remote from the base portion (24). The base portion (24) is wider than the terminal portion (26), and the blade tapers in width between the bas...  
WO/2001/033158A2
A blade (12) for a digging assembly comprises a base portion (24) and a terminal portion (26) remote from the base portion (24). The base portion (24) is wider than the terminal portion (26), and the blade tapers in width between the bas...  
WO/2001/014643A1
A mobile gravel sorter, which is arranged to move in a direction of travel along a road, comprising a gathering unit which is arranged to gather up granular material from a roadway as the gravel sorter moves in the direction of travel, a...  
WO/2001/004426A1
A lime-improved soil mortar (10) is produced by a method comprising blending a hydraulic solidifying material (7) with water (6) to prepare a slurry (9) and then blending by agitation the slurry (9) with a lime-improved soil (4) to produ...  
WO/2000/077307A1
Mounted on a car body (1) provided with a running body (2) are a mixer (3), a material soil hopper (8), a material soil conveyor (7), a solid soil improving agent supply device (9), an improved-soil conveyor (10), and a soil improving ag...  
WO/2000/075435A1
Mounted on a car body (1) provided with a running body (2) are a mixer (3), a material soil hopper (8), a material soil conveyor (7), an improved-soil conveyor (10), and a soil improving agent supply device consisting of a liquid supply ...  
WO2000006838A9
A multi-purpose vessel (30) for use when recovering material from a bottom surface of a body of water. The vessel (30) includes a hull (38) and a dredge assembly (40) mounted to the hull (38). The dredge assembly (40) is adapted to recov...  
WO/2000/056985A1
An apparatus for digging a trench including a cutter means for cutting through a ground surface and a guide with a loading end located rearwardly of the cutting means and adapted for guiding earth from the loading end to an off loading e...  
WO/2000/049235A1
A trench-padding method (302, 304) and apparatus (1) provide a more efficient, cost efficient process of obtaining a maximal amount of padding material from material (16) excavated from a trench (21), and where selected, provide for tren...  
WO/2000/006838A1
A multi-purpose vessel (30) for use when recovering material from a bottom surface of a body of water. The vessel (30) includes a hull (38) and a dredge assembly (40) mounted to the hull (38). The dredge assembly (40) is adapted to recov...  
WO/2000/006841A1
A material distribution vessel (300) for distributing material recovered in a dredging operation is disclosed. The material distribution vessel (300) includes a hull (352); a propulsion system (380) for selectively moving the hull (352) ...  
WO/2000/006840A1
A vessel (50) for transporting and off-loading material recovered in a dredging operation is disclosed. The vessel (50) includes a hull (52), a propulsion system (58-70) for selectively moving the hull through a waterway, and a hopper (5...  
WO/2000/006839A1
A system for transporting material recovered in a dredging operation performed by a dredge (10) is disclosed. The system includes a water-borne material distribution vessel (300) including a conveyor system (310) for receiving and deposi...  
WO/2000/006836A1
A self-propelled pipeline padding machine (20) and a method for padding pipelines (351) in ditches (348) without damaging the pipeline (351) prior to backfilling the ditch (348). A spoils pile (360) comprising dirt, vaious size rocks, an...  
WO1999049976A3
A material processing plant e.g. a crusher or shredder (2) adapted to be suspended between a first wheeled unit (3) and a second wheeled unit (4) during transport, in which the first and second units have respective couplings, and in whi...  
WO/1999/049976A2
A material processing plant e.g. a crusher or shredder (2) adapted to be suspended between a first wheeled unit (3) and a second wheeled unit (4) during transport, in which the first and second units have respective couplings, and in whi...  
WO/1999/044758A1
A screening apparatus (10) for screening particulate material includes a frame (12) having an open bottom (14) through which screened particles can pass and a plurality of banks of blades (16A-16E) supported on the frame (12). Each bank ...  
WO/1999/040263A1
The invention relates to a machine for displacing grindstones with a milling cutter (28, 30). The inventive machine is laterally guided along a grindstone, in a displacement direction, and removes a layer of material from the grindstone ...  
WO/1999/025932A1
A method for extracting and grading or sizing granular material, such as sand, gravel or a mixture thereof, from a volume of untouched ground (23), comprises spraying a liquid into the ground, resulting in a fluidized state (24) in the s...  
WO/1999/010625A1
A placer gold separating method comprising subjecting placer gold- and gold ore-containing sand and gravel layers accumulated on the bottom of the water of a river and placer gold- and gold ore-containing sand and gravel layers formed de...  
WO/1999/007949A1
An underwater mining vehicle (28) is provided with a suction boom (22) carrying a tooth cutter (9) at its forward tip and having an array of nozzles (20) disposed about its periphery. In use, the boom is oriented vertically and applies a...  
WO1998051760A3  
WO/1999/004107A1
An economic method and apparatus for ecologically safely removing silt, muck, and sand from a water bottom and for collecting the silt, muck, and sand without destroying the benthos therein into porous containers where the then contained...  
WO/1999/000556A1
The present invention relates to a method for padding ground below a duct (1) using excavated soil (2), wherein said method uses a vehicle (6) that comprises a soil feeding organ (13), a transport organ (14) and soil compacting organs (1...  
WO/1998/053148A1
A soil improving machine comprising a traveling vehicle which includes a lower traveling body having a pair of right and left caterpillars and an upper traveling body capable of swiveling on the lower traveling body; earth excavation mea...  
WO/1998/051760A2
The present invention disclosed herein comprises a process for fixation, stabilization and solidification of materials (28) dredged from a waterway, such as a harbor or channel, within a treatment vessel (26). The treatment vessel (26) i...  
WO/1998/044207A1
The invention relates to a method and a device (1) for dumping dredged material and the like on a bottom (11) present under the water surface (3). The dredged materials or the like are delivered under the water surface by means of a conv...  
WO/1998/044206A1
A screening apparatus (6) is removably connected to front arms (7) of an excavator (1) by means of quick release couplings to enable the screening apparatus to be quickly attached and removed as required. Material is fed to the screening...  

Matches 101 - 150 out of 5,322