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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...
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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...
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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 (...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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JP7418818B2 |
To provide a method for pumping washed sand that can pump washed sand while making it difficult to cause material separation.In a method of pumping washed sand, washed sand is mixed with a thickener and water to make a slurry and then pu...
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JP7402135B2 |
To provide a sediment transport device and a sediment transport method allowing sediment transportation to be improved by suppressing jamming of sediment within a transportation pipe.A sediment transportation device according to an embod...
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JP2023176619A |
To provide an excavation and transportation method capable of easily arranging apparatuses related to transportation of excavated soil at a narrow site and efficiently transporting the excavated soil.An excavation and transportation meth...
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JP7371313B2 |
To provide a supply method of a fluidized soil and a supply system of a fluidized soil capable of efficiently supplying a fluidized soil and, as a result, capable of shortening a construction period.A supply method of a fluidized soil co...
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JP2023140553A |
To provide a pressure-feeding method and a pressure-feeding system capable of contributing to reduction of carbon dioxide being a factor causing global warming.A pressure-feeding method includes: feeding, by carbon dioxide feed means 3, ...
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JP7353866B2 |
To provide a mobile processor with a hopper, which can accurately perform even throwing-in work such as throwing an object into a hopper from a lower position.A mobile processor, provided with a hopper 11a into which an object is thrown,...
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JP7351021B2 |
In order to provide an easy-to-use construction machine system with reduced installation work time and wiring work time, a construction machine system 1 comprises: a rotary crushing device unit 30; and a charging conveyor unit 40 separat...
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JP2023132570A |
To provide a spreading agitation device and a spreading diffusion method capable of spreading a mud modifying material and agitating the mud modifying material and sediment.The spreading agitation device comprises a hopper 2 for storing ...
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JP3243736U |
[Problem] To provide a spiral earth removal device for construction of a subway tunnel. [Solution] A helical earth unloading device includes a helical earth unloading machine 1, a grouting mechanism 2, a soil pouring mechanism 3, and a f...
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JP7330067B2 |
To provide a backfilling device allowing excavated soil to be easily recycled.A backfilling device (1) is provided with: an excavated soil screening section (10) for passing soil having particle sizes equal to or less than a predetermine...
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JP2023114523A |
To provide a blending design method of fluidized soil in which cement and steel slag as solidification materials are used, allowing acquisition of the optical amount of the solidification material for the optical blending ratio of the st...
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JP7315914B2 |
To provide a simple soil improvement system and a simple soil improvement method which can suppress dust scattering of sediment and improvement materials compared with a back-hoe method and a stabilizer method, which can generate improve...
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JP2023083320A |
To prevent a vessel device from becoming larger, heavier, and more complex.A vessel device 1 of the present invention has a vessel body 10, a bottom lid 20, an actuator 30 for the body, an actuator 40 for the bottom lid, and a connecting...
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JP2023079169A |
To develop a method for removing sediment in a waterway capable of sucking up water containing the sediment from the inside of the waterway in which the water is flowing and treating it easily, and capable of being performed quickly and ...
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JP7287817B2 |
To provide a slurry treatment tool and a treatment method of slurry capable of conveniently and efficiently performing a dehydration treatment of slurry.An annular lifting tool 3 is attached to a peripheral part 2b of an upper opening 2a...
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JP7262136B2 |
To prevent a vessel device from becoming larger, heavier, and more complex.A vessel device 1 of the present invention has a vessel body 10, a bottom lid 20, an actuator 30 for the body, an actuator 40 for the bottom lid, and a connecting...
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JP7261941B2 |
A rotary processing device that processes a processing object inside a drum and suppresses scattering of particles is described. The rotary processing device includes a drum including a feeding unit for the processing object on one side ...
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JP7242918B2 |
To estimate and display the progress status of agitation work of agitating a material, which is stored in a tank disposed in a barge floating on a water surface, to a user performing the agitation work.Measurement means 111 acquires, fro...
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JP7242919B2 |
To estimate and display the progress status of agitation work of agitating a material, which is stored in a tank disposed in a barge floating on a water surface, to a user performing the agitation work.Measurement means 111 acquires, fro...
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JP7226726B1 |
The present invention provides a pit earth unloading device that can be used for a pit provided in a narrow place between mountains or on a slope. The present invention is a vertical shaft earth removing device provided with an earth rem...
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JP7227167B2 |
Automatic cleaned drain piping system on crosshead type two-stroke engines. The invention is having a slow rotating centreless flexible spiral auger fixed mounted in the piping system.
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JP2023020068A |
To enhance uniaxial compression strength of fluidization-treated soil having a specific gravity of 1.15 to 1.43, and enhance a recycling rate.Fluidization-treated soil is obtained by mixing adjusted muddy water containing water and solid...
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JP2023014691A |
To provide a recovery tank system and an operational method thereof capable of improving efficiency of mud recovery and responding to high capacity suction while avoiding higher costs.A recovery tank system assembled with a recovery tank...
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JP2023008326A |
To provide a method for manufacturing granular soil which can obtain granular soil which has good handleability and high strength in re-use from weak soil having a high moisture ratio.A method for manufacturing modified soil includes add...
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JP7203425B2 |
To provide a multi-shaft crushing separation device which can crush and separate earth and sand or the like generated in civil engineering excavation work and so on by one device.A multi-shaft crushing separation device is constituted in...
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JP7193439B2 |
To provide a solidification method of soil slurry allowing flowability of the soil slurry produced in a ground improvement method and a dredge operation to be adequately lowered enough to be solidified in a condition suitable for transpo...
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JP7185484B2 |
To provide a falling and mixing method of a viscous soil and a steel slag and a system, which can improve mixing efficiency and construction efficiency when a viscous soil and a steel slag are supplied and made to fall to a belt conveyor...
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JP7181427B2 |
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JP7165075B2 |
To provide a quality management method of viscous soil loosening treatment and a system which dispense a previous loosening test, can quickly and appropriately determine loosening completion timing and can appropriately perform quality m...
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JP7137601B2 |
To provide means of preventing a transfer object from falling onto a surface of the water between a quay and a vessel, independent of tide and wind conditions.A transfer object fall prevention tool 1 includes: a plurality of frames 12 ex...
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JP7130607B2 |
To provide an operating machine capable of easily restarting an operation of a work machine even when an exhaust gas treatment device and an internal combustion engine are stopped due to run-out of residual quantity of a reducing agent.A...
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JP7125073B2 |
To manufacture a low-cost solidified soil having uniaxial compressive strength of 10 mega-newtons per square meter or more and having fluidity required at the time of manufacture.A manufacturer measures a water content ratio of a raw mat...
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JP2022114142A |
To provide a measurement system and measurement method for efficiently and adequately acquiring information related to a measurement object to be continuously conveyed.A measurement system Q1 includes: a moisture content measurement devi...
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JP7112813B2 |
To provide a surplus soil removing device which can easily remove surplus soil from the inside of drilling holes even if the drilling holes have small diameters and deep depths.A surplus soil removing device 5 includes a sand pump 10 whi...
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JP2022110480A |
To use more construction surplus soil to backfill tunnels and pump fluidized soil to casting sites further from a manufacturing plant.In a tunnel backfilling method, fluidized soil that is pressure-fed to one placing place P1 out of a pl...
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JP2022108791A |
To provide a manufacturing plant producing preferable improved soil.A soil improvement system 1 includes: a belt conveyor 30 transporting a parent material; a belt scale 32 measuring the parent material transported by the belt conveyor 3...
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JP7104663B2 |
To provide an operating machine capable of easily restarting an operation of a work machine after repairing an exhaust treatment device even when an internal combustion engine is stopped due to a failure of an exhaust gas treatment devic...
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JP7089447B2 |
To provide a transport device and a transport method capable of suppressing adhesion of sediment to an inner surface of a transport pipe and sufficiently improving the transportability of sediment.A transport device is a transport device...
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