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Patent Searching and Data


Matches 601 - 650 out of 1,856

Document Document Title
JP2003176526
To provide a power generating and flood control water storage device for carrying out the adjustment of river water in heavy rain, drainage of low land, water storage in a drought and power generation in normal times by providing a drain...  
JP2003171976
To provide a repair method for an underground structure capable of facilitating repair construction work when compared with a conventional method because it is unnecessary to remove an existing yard catch basin, improving work efficiency...  
JP3439041
To simplify a Jellyfish removing device by supporting clead weight of water-flow generators and generated thrust by installing a plurality of propeller water-flow generators at a support frame and detachably connecting the support frame ...  
JP2003166229
To provide an underground space construction method capable of reducing the construction term and cost.A cylindrical small hole 2 is excavated in the ground 1. Penetration of water 4 into the ground is prevented. A flexible pipe 3 extend...  
JP2003160923
To provide a device for removing marine organisms which is characterized in that the marine organisms are mechanically removed and automatically removed by utilizing force of the flowing water of a water inlet channel, that is, which can...  
JP3434001
PURPOSE: To enable the build-up of a lining body for external pressure bearing and build-up of a lining member for internal pressure bearing simultaneously and smoothly. CONSTITUTION: An excavation tunnel 3 is excavated and formed in the...  
JP2003145149
To provide a water cleaning facility whereby the pressure energy of raw water introduced into a membrane filter can be recovered as an electric power.The water cleaning facility is one having a water conduit 11 being a flow path through ...  
JP2003138539
To provide a marine organism adhesion preventing device capable of favorably preventing adhesion of the marine organism to a structure surface, and attaching/ detaching it to/from a wide-range of structure irrelevant to drainage capabili...  
JP2003119808
To provide a repair device for an underground buried pipe allowing quick and reliable repair work, without requiring large-scale devices, to significantly reduce the period of construction work, while also reducing the cost of constructi...  
JP3421235
To facilitate pipe laying work for laying a pipe in a ditch, which is carried out when a pipe such as a gas pipe, a service water pipe, a sewage pipe or the like is buried in the underground, without needing any wide work zone. A ditch 3...  
JP3419801
PURPOSE: To facilitate the assembling of an arch structure by enabling the relative pivot motion of a plurality of element members matched on the top part of the arch structure in a crown joint. CONSTITUTION: Grease is applied on the ins...  
JP3420130
To stably detect a snow jam, preventing the flow loss of a waterway. When a snow jam 12 flows in a waterway 11, line illumination (an illuminator) 13 (focusing illumination such as line spot illumination in which spot-shaped illumination...  
JP3416630
To facilitate setting of an intake gate in an existing intake dam while minimizing installation costs thereof. The intake gate 21 of the intake dam is set as follows. The intake dam includes a dam body 22, and an external cylinder 21a an...  
JP2003090029
To provide an intake for cooling water capable of solving such the fault that a large number of steel pipe piles are necessary for resisting against wave pressure acting on an impervious slab because the conventional intake for cooling w...  
JP3408321
PURPOSE: To efficiently treat jellyfish by bringing ozonous water or ozonous gas into contact with the jellyfish entered in a cooling water intake of a power station, etc., to reduce the volume of the jellyfish, and lower COD to prevent ...  
JP3404629
To enable the safe welding of a tubular body from its outside in a narrow disposing space. Tubular bodies 1 are drawn into a narrow disposing space 3 one after another, butted to an already disposed tubular body 2, and connected by weldi...  
JP3402958
To simplify mounting and dismounting operations of a water flow generator in a water-intake jellyfish removal device. In the maintenance apparatus, a supporting frame 9 for a water flow generator 8 is erected on the open sea side of a ne...  
JP3402975
To minimize the occupied sea area, simplify manufacture, increase the jellyfish removing effect, and facilitate the maintenance work by extending one of a pair of the right and left impervious walls constituting an intake port longer tha...  
JP2003047955
To provide an apparatus for efficiently recovering suspended matters contained in fresh water or sea water, such as microorganisms (e.g. plankton), marine organisms (e.g. jellyfish), or trash. This apparatus for recovering suspended matt...  
JP2003041561
To make a wave power concentrating structure and a wave power distributing structure hard to receive wave impact, and reduce an installation cost and a maintenance cost. This wave power concentrating structure comprises a stand 3 install...  
JP2003041386
To provide a seawater intake and discharge pipe provided with an electrochemical antifouling means harmless to the environment, which improves antifouling effect for the seawater intake and discharge pipe, greatly extends an interval of ...  
JP2003041560
To provide a screen for seawater intake equipment having an electrochemical contamination preventing means in combination with electric anticorrosion for improving a contamination preventing effect and greatly prolonging an interval of r...  
JP2003042100
To pump up, store and drain water in a pipe system. In the water pipe system, a tube is raised in a lower tank. A water storage chamber is formed at an upper part of the tube. An exhaust pipe is attached on the same. When air is evacuate...  
JP3395991
PURPOSE: To facilitate the repair work, by providing a drain pipe and a passage pipe in the inside of an expansible cylindrical body and also a rope fixing the side face at both side faces of the cylindrical body. CONSTITUTION: A drain p...  
JP2003030621
To highly accurately predict the generated power of a run-of-river type dam.In the power plant of the run-of-river type dam, since a water storage function for preventing the flood of a downstream area is not originally provided differen...  
JP3394575
PURPOSE: To make it possible to use a ceramic lining material excellent in corrosion resistance and abrasion resistance for a pipe culvert. CONSTITUTION: A sprayer 8 spraying water is provided between a spinner 3 injecting a ceramic lini...  
JP2003020634
To provide a water channel construction method capable of lowering a construction cost and shortening a construction period by constructing a double closing work by utilizing an existing quay and more increasing the strength of a structu...  
JP2003021042
To provide a promising method for irreducibly minimizing a structure located next door to a danger, since the necessity of atomic power generation is advocated in Japan having little resources.This structure is for generating power by dr...  
JP2003020635
To provide a water-intake device for power generation small in size and not requiring a power supply.This water-intake device for power generation comprises a floating body 3 floated on water and having a pump 4 for sucking water, ground...  
JP3388783
PURPOSE: To ensure free transportation during framing of a structure by forming a first row by fitting a plurality of elements each formed of a rib having a half width of an arch into a positioned apparatus in a manner being arranged on ...  
JP2003014163
To remarkably shorten the construction time in a construction field when reinforcing an iron penstock generally hard to work.This penstock reinforcing method has a fitting process for fitting a CFRP mold 11 previously molded in response ...  
JP2003013838
To provide a gate for power generation capable of adjusting discharging quantity of water in a water channel and of generating electric power with utilizing energy of natural water flow down.A water passing through part 3 having water in...  
JP2003009366
To provide an installation method for duct and a block for duct, where it is unnecessary to wind a wire rope around blocks for duct, installation work is facilitated, neat and proper appearance is obtained, and lids are made difficult to...  
JP2002363958
To provide an intake screen device capable of preventing intrusion of marine organisms and eliminating their being caught by a net in taking sea waters for using it as cooling water. This intake screen device is provided with two partiti...  
JP2002363957
To provide cooling water intake facility capable of effectively and quickly taking the waters from the land by another method at an emergency such as oil pollution due to tsunami, a storm, and a ship marine accident in a cooling water in...  
JP2002348839
To provide a sand discharge facility capable of discharging sand without decreasing the amount of flow water to the downstream side of a settling basin compared to the previous amount of flow. A sand discharge gate (7) having a liftable ...  
JP2002330510
To provide a method of connecting cable burying blocks that is superior in both handling and maintenance.A sealing material 14 is provided on both ends in the connecting direction of the block unit 4. A specific number of block units 4 a...  
JP2002327427
To provide a method capable of easily forming a water tunnel for connecting water reservoirs by excavating a tunnel in a state to cover a part as a tunnel opening in advance without emptying the water reservoirs.A freezing means 4 is pro...  
JP2002327676
To provide a novel power generation system clearing various problems about the environment, power generation cost, and construction cost.The hydraulic power generator unit 100 consists of a hydraulic power generator 11 operated with the ...  
JP3368092
PURPOSE: To provide the utility tunnel management system which properly guides workers for refuge at the time of the occurrence of a disaster by always managing places where workers exist in utility tunnels and always monitoring whether ...  
JP2002317430
To provide a method and a structure for burying a material to be buried under ground capable of stably maintaining the state of the buried material at the time of back filling for long period without sinking and rising of the buried mate...  
JP2002310367
To provide a reinforced structure of a branch pipe, having sufficient strength usable even in a hydraulic pipeline of large bore with a high fluid pressure, which moreover can reduce a cost of manufacture.A reinforced beam P is constitut...  
JP2002303381
To provide an underground buried conduit, in which work for burying a pipe under the ground is easily performed, and the pipe is not susceptible to damage.A groove 21 is formed on an upper face of a lower side block 11. End faces of a lo...  
JP2002294733
To provide a holding frame for an underground structure cover capable of facilitating the installation, reducing a cost and preventing the incursion of earth and sand.The holding frame 11 for forming the edge of a rectangular opening 12 ...  
JP2002281790
To provide a controller for the quantity of discharge in waterwheel power generating facilities which always enables to maintain a specified quantity of water discharge, by properly adjusting the quantity of discharge corresponding to th...  
JP2002275875
To construct an underground structure at lower cost.The construction for burying the underground structure in a ground comprises arranging the underground structure 1 on an excavated bed rock A and burying the underground structure and i...  
JP2002275874
To provide electric power generation equipment for minimizing the destruction of nature by utilizing hydraulic power.The electric power generation equipment comprises two shafts 1, 2 provided and elevatable containers 3, 4 provided in th...  
JP2002256536
To provide an automatic flow rate adjusting rotary gate used for an irrigation channel of agricultural water.A large number of blades 6, 6, etc., are radially arranged on a cylindrical gate body 5 rotatably horizontally arranged in an op...  
JP2002242168
To provide an intake having a uniform velocity distribution in an intake and inflow region or a remote region even under the installing condition considering a compact layout or the like.A horizontal collar state guide plate 3 is provide...  
JP2002242812
To shorten a field installation and assembly construction period of a large sized horizontal shaft valve hydraulic turbine.A horizontal shaft valve hydraulic turbine has a stay vane 8 bonded to an outer casing 10 and an inner casing 11 a...  

Matches 601 - 650 out of 1,856