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Patent Searching and Data


Matches 201 - 250 out of 5,505

Document Document Title
WO/1997/025488A1
There is provided an improved apparatus (100, 100a) for recovery of sea-bed material. Known apparatus suffer from problems such as low recovery rate and capital cost. The invention, therefore, provides a recovery apparatus (100, 100a) co...  
WO/1997/025486A1
The present invention relates to a method of disintegrating and mixing soil, and an apparatus therefor, by which soil in soft ground and a soil improving agent can be efficiently disintegrated and mixed with each other to provide an impr...  
WO/1997/008397A1
A soil improvement machine comprises a disintegrating mixing device (A), an earth and sand supply device (B) for supplying earth and sand to the disintegrating/mixing device and a soil improving material supply device (C) for supplying a...  
WO/1996/038636A1
A mortarless wall of a building structure has a plurality of blocks (1) arranged in successive overlapping courses. Each of the blocks (1) has a top (5), bottom (7), front (9) and rear (11) face disposed between opposed side ends (2, 3)....  
WO/1996/026794A1
A screening device comprising a screen (40) having a first side (43) for presentation to a body of material to be screened and a second side (44). A plurality of elongate screen openings (46) are formed in the screen extending between th...  
WO/1996/014553A1
A device for recovering explosive objects buried in the ground, such as mines, grenades or bombs, has a travelling device upon which is arranged a digging device. The digging device (52) is arranged at the front of the travelling device ...  
WO/1995/031614A1
A pipe system, for use in a body of water, comprises at least one conveyer pipe (2) and at least one floating body (5) for supporting the conveyer pipe (2) so that it floats on the body of water. Furthermore, a jacket (1) enclosing the c...  
WO/1995/015421A1
The excavator (101) used in the proposed combination is of standard design. A grab (122) can be provided as special equipment on the extension arm (117) of the excavator (101) for picking up objects such as rocks or pieces of wood, or al...  
WO/1995/012715A1
A system for the exploration for or extraction of raw materials, minerals or the like in a soft underwater bottom near land (4) consists of at least one fixed head (8a, 8b; 8c) placed in the water (6). A first cable (12a, 12b) runs from ...  
WO/1994/025690A1
A diffuser (10) to discharge water containing sediment below water level. The diffuser (10) has a main pipe (14) and a plurality of discharge ports (12) located at spaced intervals along the pipe (14). Relative movement between the water...  
WO/1994/024376A1
A bucket (1) is intended for connection to a working machine, such as a digger, wheel-mounted loader or like machine, for taking-up material such as sand, gravel, aggregate and the like, and for disintegrating or processing the material ...  
WO/1994/013891A1
A self-propelled apparatus for digging a shallow trench along one side of a roadway is disclosed, and which is useful as part of a roadway widening operation. The apparatus comprises a cutter drum (30) mounted to one side of the chassis ...  
WO/1994/000644A1
The invention relates to a device for handling material, especially soil, the device comprising a bucket (1) of a machine having a grinding device (2) for the material fitted thereto, the grinding device comprising at least two essential...  
WO/1993/024709A1
Described is an excavator, clearance vehicle or similar vehicle with a carriage (2) or chassis including a driver's cabin (1), with a preferably multi-element jib (3) hinged to the carriage (2) or chassis and with a shovel (4) hinged to ...  
WO/1993/016945A1
In order that the novel conveyor belt bridge (5) can be loaded by a linearly moving mining or working device with a digger delivering in the direction of travel both for upward cutting and cutting below grade and can reach from the plane...  
WO1993005243A3  
WO/1993/005243A2
A dredging apparatus comprises a submersible pump (13), mounted on a crane jib (12). The pump carries an emulsion of water and solids to the surface and passes it through a liquidiser unit (90) to reduce the particle size. A velocity red...  
WO/1993/001365A1
A bucket (1) for a front end loader comprising a base portion (3) extending between a pair of spaced apart sides (2, 2) to form a mouth for containing material wherein a screw auger (4) is located within the mouth near to the base portio...  
WO/1992/010618A1
A device for conveying objects of any kind out of water, especially for conveying manganese nodules from ocean depths, has the following stages for technically simple and hence economical extraction: the objects to be conveyed (5) are fi...  
WO/1992/006250A1
A vehicle for cleaning the aggregate material in a French drain or trench has a chassis (10) supporting tracks (14) for moving the vehicle along the drain or trench. An excavating conveyor (20) at the rear of the vehicle lifts the aggreg...  
WO/1992/004135A1
In a method for screening earth, gravel and the like containing comparatively large-size objects (1) and finer material (2), the material (1, 2) is moved into a screening drum (3) through an opening (13), whereupon the drum is rotated in...  
WO/1991/018152A1
The object of the invention is a device for processing soil, especially topsoil, comprising, for example, a set of parallel, transversal shafts (4) mounted on an excavator bucket (2). The shafts are provided with blades (5), arranged to ...  
WO/1991/014051A1
A bucket assembly comprising a bucket member connectible to a bucket stick (7) and having two side walls (6, 6'), a curved wall, and a bottom wall (4) forming an extension of the latter, as well as a screening member (2) articulated to t...  
WO/1991/011268A1
An improved soil feeder system in combination with a soil separating apparatus (14) and method of controlling the feeding of soil material employing the soil feeder. The soil feeder apparatus (12) includes a hopper body (28) having incli...  
WO/1991/010808A1
When a piston pump (2) on a ship (1) is operated, a heavy fluid having a greater specific gravity than the bulk specific gravity of the ore of deep sea mineral resources (hereinafter called ''nodules'') is discharged onto the ship (1) fr...  
WO/1991/008351A1
An installation for shifting won minerals comprises a continuous conveyor in the form of a belt or chain conveyor, a machine frame (2) and a shovel (8) pivotally connected to extension arms (7) which pivot vertically on an oscillating cr...  
WO/1990/012929A1
A separator bucket device with a grid for separation of excavated material, the grid comprising at least two substantially parallel grid portions (6, 7) inserted into each other, one end of each grid portion being rotatably mounted in th...  
WO/1989/009659A1
There is disclosed portable screening apparatus for separating larger particles from finer particles in bulk materials, and which comprises an elevator (1) having an inlet at its lower end for receiving a supply of bulk material to be sc...  
WO/1989/009174A1
A conveyor apparatus (10) for picking up material from a flat surface and delivering the material to a higher level, comprising a continuous conveyor (22), the continuous conveyor (22) having outwardly directed portions such as paddles (...  
WO/1989/000630A1
A process and device are disclosed for dredging silt deposits in ports, waterways, etc. by means of a slope conveyor. The silt upper layer (25) is undercut, gathered by means of a receptacle (5, 19, 20) and removed by means of a mechanic...  
WO/1988/008470A1
A pneumatic extraction head for underwater debris, in particular sand and gravel, comprises a housing (16), a base plate (21) located at the bottom of the housing and forming an inlet opening for the debris, and a flange plate (22) locat...  
WO/1987/007317A1
An apparatus for sending earth and sand under pressure, consisting of an outer cylinder (16), an inner cylinder (19) adapted to be moved by a first piston (21), which is slidably provided in the outer cylinder (16), in such a manner that...  
WO/1985/004916A1
Excavation apparatus (10) having a rope controlled bucket (22) supported by a hoist rope (20) and a drag rope (25) and having a receptacle (33) into which the contents of the bucket (22) may be tipped for crushing and conveying to a loca...  
WO/1984/003115A1
A dredge head (1) comprising two horizontally-mounted interlacing and counter-rotating archimedean-type screw (6) is moved into silt forming a sea bed (10). The screw (6) are driven so as to deliver a mixture of silt and water at a first...  
WO/1984/002170A1
A float for a steel pipe surface dredging line formed of snugly fitting inner and outer sleeves (1, 2) each of which are composed of two sleeve parts (3, 4) and (5, 6) respectively. The construction as described, may be readily dismantle...  
WO/1982/000486A1
A system for constructing narrow underground walls utilizing the slurry trench method is disclosed wherein a first apparatus (18, 60, 71) excavates from one end of a slurry filled trench and a second apparatus (21) is utilized for fillin...  
WO/1981/001024A1
The device for removing snow comprises an apparatus with rotary snow removing members translatingly moved with a reciprocating motion on a structure-arm (2) of which one end is pivotingly mounted about a horizontal axis (14) which itself...  
WO/1980/000333A1
A stockpile drum reclaiming machine operable in either direction having (Figure 1) a twelve faced drum (14) carried on a gantry (2) provided with wheeled bogies (8) running on rails (10) over the length of the stockpile. The faces (74, 7...  
JP2019166478A
[Subject] The present invention controls the further advance of union of a sludge joint thing, and it provides a joint advance inhibition method of sludge which prevents intensity from becoming excessive, and a manufacturing method of th...  
JP6585484B2  
JP2019157420A
[Subject] A maintenance is easy and provides a feeding device of the dredge mud ground excellent in endurance. [Means for Solution] 1st and 2nd Sludge tanks 24 and 24A that attract dredge mud ground D, and nonreturn valves 31 and 31 whic...  
JP6577621B2  
JP2019152018A
[Subject] Conveyance of a simpler and space-saving mixture is enabled. [Means for Solution] Between agitating parts 12 and outlets 13, [in / in the above-mentioned subject / mixer tub way 10] It had material seal part 14 and axis of rota...  
JP2019143030A
[Subject] In order to raise solidification or intensity for weak soil or sludge, it is useful as solidification, and how to reduction-ization-process providing highly efficient and cheap neutral property modification material, a method o...  
JP2019137763A
[Subject] Intensity (for example, cone index) of soil can be improved, and soil after solidification processing cannot become massive easily, It becomes easy from soil using being old etc. to sort out unnecessary wastes, such as plants a...  
JP6560688B2  
JP2019130495A
[Subject] A dehydrating treatment method and a device of wet soil sand which do not need conveyance power like a screw conveyor, but can carry out dehydrating treatment of the earth and sand of a high hydrous ratio generated in a constru...  
JPWO2019016859A1
The manufacturing control system of the present invention is a system for employing a revolving crush mixture device efficiently according to the quality and quantity of the use of the improvement ground, or the use material at the time ...  
JP6546797B2  
JP2019105041A
To provide a quality adjustment equipment and a quality adjustment method for efficiently adjusting soil quality.A quality adjusting equipment is provided with moisture ratio measuring devices 11, 21 of soil to be conveyed on belt convey...  

Matches 201 - 250 out of 5,505