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JP2006028739A |
To provide a dust collector easily assembled/disassembled, capable of stably holding a crane and enhancing work efficiency by the crane on a pontoon with little load to natural environment.In the dust collector comprising the built-up po...
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JP3740146B2 |
To provide a pollutional diffusion preventive film for preventing damage by reducing hydraulic pressure applied to a curtain part, and preventing diffusion of polluted water to a downstream area by guiding flowing water of high dirtiness...
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JP2006021171A |
To provide an apparatus for purifying turbid water capable of reducing the effect of an air bubble generating in a vicinity of an electrode and purifying turbid water while suppressing a running cost though the apparatus has a small and ...
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JP2006014625A |
To provide a floating cyanophyceae collecting apparatus capable of efficiently and surely collecting floating cyanophyceae from a broad water area and provide a floating cyanophyceae treating system to effectively and continuously disint...
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JP3736653B2 |
To partition an underwater section safely and easily, and to prevent the diffusion of pollution at the time of water bottom works by installing a floating body to the upper sections of a large number of connected columnar bodies filled w...
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JP3734866B2 |
To perform exhaust rapidly by installing a band body of a fixed width on the entire length of a cylindrical body which is expanded and contracted by the supply and exhaust of air and also providing slide fasteners which close an air supp...
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JP3734921B2 |
To provide a unit system capable of simply performing a work for taking up an intake and exhaust valve on a water surface, particularly, on a ship by generated buoyancy without direct hand working by a crew in a relatively short time. A ...
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JP2006000836A |
To provide a pollutant-removing apparatus capable of keeping an environment suitable for fauna and flora by supplying oxygen to a poor oxygen water zone in a closed water area such as lakes, marshes, or the like.The pollutant-removing ap...
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JP3728835B2 |
To provide a recovery device capable of being miniaturized, carried, simply separating oil and water and removing oil contaminant. This device is provided with a filler 4 capable of being stuck with the oil contaminant 91, and a filter c...
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JP3728629B2 |
PURPOSE: To clean and remove forcibly and effectively deposits, such as waterweed or residue products. CONSTITUTION: A cleaning jig 44 capable of making a reciprocating motion is installed to a trough 5 along its longitudinal direction s...
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JP2005538282A |
The invention relates to a collecting apparatus for an oil collector, comprising a frame (1), a collecting member (5) arranged around the frame and a cleaner (15) for removing the oil collected by the collecting member from the collectin...
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JP2005334812A |
To provide a system capable of reducing expense required to dispose and arrange the system by a simple system configuration, and also effectively cleaning and/or improving a water quality in a closed water area in the system for cleaning...
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JP3721491B2 |
To obtain excellent washing effect and to reduce treating cost when subjecting earth and sand contaminated with petroleum base compounds to washing treatment by using water solution of water glass as detergent to mix and agitate the dete...
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JP3717898B2 |
To extend the life of a device for preventing diffusion of contamination in water. In the device for preventing diffusion of contamination in water, a joint means 8 for connecting between opposed portions 7, 7 of the adjacent diffusion p...
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JP2005307721A |
To accumulate and collect trash floating and flowing in a river into one section by utilizing a float stretched between both banks and force of flow of the river to prevent it from flowing out on the downstream side in order to prevent e...
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JP2005295838A |
To provide a vegetation float island comprising an artificial float island produced by using waste tires in view of recycle of products, provided with aquatic plants planted on a vegetation base part, and preventing a float island body f...
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JP2005289362A |
To provide a method for preventing or restricting mineral oil spills.The method is provided, in which mineral oil spills are prevented or restricted by introducing particles, in the state wherein they can be used any time, of a block cop...
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JP2005290719A |
To provide a contamination preventing apparatus which prevents effusion of contaminated water by suppressing the turbidity of water stored in a dammed reservoir in discharging the water, thereby preventing degradation of the water qualit...
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JP3697511B2 |
To provide a spilt oil recovery device capable of attaining high reliability and efficiency in recovering spilt oil on an ice sea or the like. A spilt oil recovery ship 1 inclines at an inclination angle of 3 to 15 degrees to a water sur...
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JP3697057B2 |
To prevent contamination of seawater by receiving fluid materials to be dropped from a detached conveying pipe by a float-type fluid receiving body in the case where a ship is left separated from a quay and the conveying pipe is detached...
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JP3697468B2 |
To keep oil-adsorption function stable without spoiling the function and hindering oil-passing inside caused by falling a large amount of bark having a length of specified value. Bark 2, from several mm to several cm in length, is put in...
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JP2005226441A |
To provide a waterweed removing device which can be smoothly moved in a pond or a marsh with waterweeds densely growing on a water face or with a shallow part to thereby efficiently collect the waterweeds floating on the water surface.Th...
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JP2005207135A |
To provide a river turbid water treatment method which is carried out by damming a stream of a river by means of temporary weirs constructed in the river by using sandbags.To construct reservoirs (2a to 2d) in a treatment region set on t...
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JP2005185970A |
To provide a method and an apparatus for improving the quality of water, which allow the quality of water to be improved by restraining algae from propagating themselves in a closed water area by simple constitution without using ozone e...
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JP3665038B2 |
To provide a rubber bag and its manufacturing method in which the rubber bag is even in its inner rubber layer thickness by preventing a mold releasing sheet inserted and an inner uncured rubber layer from getting out of place during the...
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JP3658139B2 |
To provide a plate for press-charging a fluid therein, improved in shape retainability, having a strength capable of resisting to the pressure of the fluid, and thereby capable of surely forming a necked portion. The peripheral edges of ...
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JP3658187B2 |
To improve the shape retainability of a plate for press-charging a fluid thereinto and enhance the sealability of the plate in its surface layer member. This plate 11 for press-charging a fluid thereinto is provided with a pair of surfac...
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JP2005139736A |
To provide an oil adsorption mat connection body which solves the problem of unrecoverability of oil absorption mats thrown onto the sea to adsorb oil, due to sinking of the mats in the sea, and ensures recovery of the entire mats thrown...
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JP3644523B2 |
To clean water in a polluted water area by constituting 'hollow of water area' to transmit solar rays to a deep layer or the bottom of the water and to supply a large amt. of dissolved oxygen by accelerating photosynthetic action in the ...
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JP2005103506A |
To provide a method for cleaning a water catchment area by easily and effectively removing water contamination due to proliferation of phytoplankton in the catchment area such as lake, bog or pond at low cost.An insoluble, settleable fib...
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JP2005095773A |
To construct a water path contributing to water purification and environmental conservation with a convenient method.The combined type water purification structure is constituted in such a manner that a storage body is formed of water-pe...
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JP2005074383A |
To provide an oil adsorbent material with which the effective utilization of natural resources is attained using an inexpensively and largely obtainable bamboo/bamboo grass as the raw material, and which has excellent adsorbing performan...
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JP3631419B2 |
To provide a cleaning method and an apparatus capable of cleaning eutrophic water area efficiently and at low cost. A water take-in pipe 2 for sucking water of the surface layer of the water area, a filter 3 for removing phytoplankton an...
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JP3632000B2 |
To provide an inflow adjusting fence for improving water quality, which makes buoyancy act on an uppermost float 1 so as to locate the uppermost float 1 at an upper end of a guide wire 7 or 7, and puts an upper fence f1 into a stretched-...
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JP2005052751A |
To recover a suspended matter in a wide water area with a simple device configuration.A floating ring 2 is installed around a water-intake part 1 floating on a water pond and communicating with a pump. Gas is jetted out from a piping 7 o...
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JP2005048465A |
To preferably prevent diffusion to the peripheral sea area by adding a flocculant after once pumping up turbid sea water and promoting the reaction of the flocculant, adjusting into a most effective developing property, throwing it into ...
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JP2005040794A |
To provide water storage equipment provided with a water storage pond having a structure of being laid under the ground and water face covering structures covering the water face of the water storage pond to shield sunlight, therefore, p...
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JP2005034793A |
To provide an erosion prevention method of a red soil or the like for reducing a red soil contamination phenomenon making the sea of a beautiful coral reef muddy due to the erosion of the soil from a development site, farm land, US force...
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JP3619563B2 |
PURPOSE: To provide such an oil fence winder as being capable of eliminating troublesome work with energy wasted by a foot brake pedal, required in the past, and performing fully automatic oil fence winding/unwinding work and stable oper...
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JP3611775B2 |
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JP2005000784A |
To clean a closed water area further economically, efficiently and energy-savingly by simply constituting a mechanism necessary for denitrification and dephosphorization measures by combining an aerobic condition and anaerobic condition ...
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JP2005000756A |
To provide a floating matter cleaning apparatus which can reduce cost necessary for cleaning by cleaning the apparatus at the site without conveying the floating matter or contaminants into the outside or without collecting a floating de...
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JP3604675B2 |
To provide an oil adsorbent which is strong and does not lower the bouyancy by solving such a problem that the conventional oil fence is susceptibly injured because the cloth bag is exposed, the packed material leaks out when the oil fen...
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JPWO2003020646A1 |
In lakes and ponds with vast water surfaces, multiple panels with photocatalysts are mounted radially on a float and installed vertically in water, and the propeller is rotated in water to send water to the panel with photocatalysts. By ...
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JP2004351279A |
To provide an oil recovery apparatus for recovering oil floating on water surface in which the stagnation of oil near an oil collection port is reduced resulting in increase in an oil recovery rate and reduction in maintenance work and t...
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JP2004348265A |
To provide a method, a program and an apparatus for performing a simulation of variations in oil for improving accuracy and a processing speed of the whole of the simulation.A simulation condition is determined (step 1). An area is divid...
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JP2004344836A |
To provide an oil recovery material used for recovering oil discharged into a water area by an accident, illegal disposal or the like which can efficiently and selectively absorb the oil while floating on the water surface over which the...
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JP2004535969A |
On a vessel (1) specially configured for a mass recovery system for petroleum products to approach the oil layer to be recovered at 20 knots, pre-enclosed with a sealed barrier with a skirt to prevent spillage from below. Will be install...
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JP2004298788A |
To provide a tank having such a separation mechanism that an objective high-quality uniform liquid can be obtained by efficiently separating the objective liquid from the liquid which is to be treated and contains an impurity component o...
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JP2004278198A |
To provide an effluent oil diffusion preventing method which can prevent the diffusion of effluent oil, beginning with the settling of the same.The effluent oil diffusion preventing method is implemented by releasing a number of buoyancy...
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