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JP10168863 |
To simplify the offshore work by mutually opposing box bodies having bolt receiving bases on the outside with a clearance, fastening the mutual bolt receiving bases by a long bolt, providing a concrete receiving base on the bottom of the...
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JP10159075 |
To provide an offshore structure having no adverse effect on ocean environment and being also difficult to be subject to the effect of waves. Leg sections 5 installed to hulls 3 can be expanded and contracted and driven. Deck sections 9 ...
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JP10121451 |
To provide on-the-water structures such as piers, airport, runway, bridge, and heliport which are less likely to be destroyed by earthquakes and capable of coping with wave pressures on a base prepared on the bottom of the sea, lake, or ...
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JP10121450 |
To provide a binding engineering method of a caison and a foundation pile capable of sufficiently securing binding power while speedily depositing binding concrete of the caison and the foundation pile. This binding engineering method is...
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JP10102470 |
To provide a method for installing a waterborne platform in which a plant can be installed safely in a short period of time at a site. The method for installing a landing, lifting type waterborne platform comprises the steps of erecting ...
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JP10088604 |
To provide an anti-corrosion and anti-contamination equipment for a steel structure in sea water with a simple configuration at a low cost which is able to effectively prevent the sticking of marine organisms by applying a proper anti-co...
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JP10082042 |
To conduct the drawin-in works of a caisson into a revetment easily, safely and surely, and to carry out a device so that the effects of a tidal current and wind waves are reduced from the beginning even both at the time of the drawing-i...
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JP10082043 |
To reduce construction cost, and to shorten the term of works by efficiently conducting various works attended with the execution of works of a caisson safely by installing a crane device to caisson itself. Crane devices K1, K2 are arran...
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JP2758130 |
PURPOSE: To easily assemble even a large ocean floating structure by carrying out a jointing work for the bottom, intermediate and upper sections of the structure on the surface of the water at all times without any need of a special und...
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JP10060854 |
To prevent damage after laying by permeating a composition among fibers under a stable state in the sheet material of a reticulate body consisting of fibers while covering the peripheral surfaces of yarn constituting a net and configurin...
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JP10025731 |
To eliminate the need for temporary and disassembly removing construction works of a hanging scaffolding by using a water-surface transfer platform rowed on a water surface by manpower at the time of the maintenance such as inspection, p...
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JP09302711 |
To efficiently and safely finish up the bottom of the water evenly by a method wherein a sludge recovery attachment is fixed to the lower end of an expandable/contractile leg capable of reaching to the bottom of the water through a turna...
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JP09296471 |
To facilitate the covering and fixing work for an optimum position on a steel pipe pile, by fixing a coated cylinder to the steel pipe pile with the foaming expansion of a resin ring after the coated cylinder to which resin rings are stu...
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JP09290798 |
To facilitate rejackup in mud also spud extracting work, by providing an extracting jack of a spud main unit in a lower part of the spud main unit provided in a pontoon or the like. In a spud 1, in order to support a pontoon 2 to a presc...
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JP2703137 |
PURPOSE: To provide a waterborne structure which is prevented from being influenced by waves or the ebb and flow of a tide and high in buoyancy and strong in stability, in the waterborne structure, such as a floating body type runway. CO...
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JP09235714 |
To provide an underwater structure steel pile and its construction method capable of troubleshooting many complicated construction troubles without using a sleeve into which a joint material must be filled up. A pile type underwater stru...
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JP09235721 |
To provide an artificial ground structural body which comprises a composite steel pipe pile, a precast composite girder and a reinforced concrete floor slab together with a construction method thereof. There are provided a composite stee...
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JP2693731 |
PURPOSE: To prevent the influence of an ocean structure upon ecosystem without hindering a current under the ocean structure even if it is grounded on the bottom of the sea to construct by making total weight of the ocean structure heavi...
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JP09228354 |
To provide construction method of a marine workbench platform of comparatively light-weight and high strength, by which a labor for assembling operation can be reduced. The hollow floater parts are prepared, and a pair of floaters of a p...
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JP09228353 |
To easily assemble a building ship on the sea without being influenced by ocean waves by engaging a plurality of floaters formed of rectangular hexahedrons by connecting tools fixed to the side surfaces, and inserting tie rods through th...
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JP09209348 |
To provide a marine floating body structure that does not require special mooring devices such as dolphins, is easy to move and remove, and resists earthquakes. A grounding body 2 that is sunk and grounded on the bottom of the sea is pro...
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JP2669317 |
PURPOSE: To provide a gravitational force type offshore structure to be constructed in comparatively large depth of water which is capable of being employed in an area even where a quiet, large-depth coastal sea area cannot be secured an...
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JP09170219 |
To repair an off-shore structure in a short period with a high quality. Piles 10 and 12 supporting a dolphin body are cut so as to withdraw a moldering upper structure part. A part B to be replaced with the upper structure part has been ...
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JP09125354 |
To provide a sufficient reaction on an appropriate point on the water in case of pressing in a pile material in the bottom by receiving reaction from a pontoon. A pile material press-in device 4 is mounted on a pontoon 2 so as to transfe...
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JP2643049 |
PURPOSE: To provide a structure that is floatable on an ocean surface and that is fixable relative to an ocean bottom. CONSTITUTION: A floatable structure includes an array of floatable or submersible caissons and a floatable box girder ...
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JP2632795 |
PURPOSE: To facilitate the construction work of artificial ground by inserting a support pile into a basic part pontoon insertion hole to drive it in, lifting a basic part pontoon to fix it on the support pile, and laying a slab pontoon ...
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JP09099887 |
To provide a welding method for an underwater section leaving no extra projections such as chilled plates on the bottom face side of an underwater weld section such as an offshore structure. The liquid in a box 7 opened with the upper fa...
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JP09099886 |
To provide a chamber device for welding the bottom plate of a floating body structure capable of safely and surely fixing a bottom chamber for the welding work movable along a guide rail fitted on the lower face of the bottom plate of th...
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JP09100525 |
To provide a deck lifting-lowering type device, in which the weight of leg sections and hydrodynamic resistance are reduced and which is used for drilling or outputting marine oil. A deck lifting-lowering type device for drilling marine ...
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JP09088033 |
To retain the activation of the surface of an electrode and prevent marine organisms from clogging, by giving oscillation or bubbling to an anode plate in an electrical anti-pollution method to remove a harmful film generating on the sur...
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JP09088050 |
To largely set a relative displacement allowable quantity of a pile and a sheath pipe by low seal pressure without peeling the painting film of the pile painting the surface. Seal material 11 formed by raw material having elasticity in a...
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JP09078552 |
To provide an offshore structure having no fear of environmental pollution, capable of preventing the sticking of aquatic organisms, and excellent in durability. A material having a photocatalyst function is used. A photocatalyst materia...
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JP09078561 |
To provide a floating workbench capable of being transported on the land and being simply assembled at the site and reliable in strength by assembling multiple frame materials to form a frame structure at the site, and filling buoyancy m...
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JP09071918 |
To make up for the shortage of tensile strength when having assembled a vessel or a bank with a liner plate. A notched area whose shape is preferably designed to prevent a strip from coming off, is provided in one to three locations alon...
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JP09053217 |
To hold sufficient durable strength without deforming a jacket sheathing pipe, and to fix a bearing pile easily onto the jacket sheathing pipe and cut the bearing pile. Bearing piles 16 for temporary fixing consisting of H-steel are driv...
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JP09053223 |
To hold sufficient durable strength without deforming a jacket sheathing pipe, and to fix a bearing pile easily onto the jacket sheathing pipe and cut the bearing pile. Receiving girders 3 are bridged among the upper end sections of vert...
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JP2608824 |
PURPOSE: To provide the culturing device capable of being installed or a sea silt layer not permitting the inhabitation of algae, fishes and shellfish by disposing plural supports for supporting loads in the structure of the culturing de...
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JP2603060 |
To provide a TLP marine riser tensioner which is simple and low cost without requiring control means for maintaining a constant fluid pressure as well as means for continuously supplying a high pressure fluid for the riser tensioner. A T...
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JP09020286 |
To improve buoyancy of a buoy in a floating body construction method for a landing pier and a marine city, to prevent the occurrence of pitching and rolling, and to reduce a cost of an artificial ground. A buoy 7 for a marine city is for...
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JP09013347 |
PURPOSE: To convert a work to be exerted hitherto underwater to land work and shorten a construction period when constructing concrete structure on a water front. CONSTITUTION: A pile 1 is set up so that the head of the pile 1 may be loc...
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JP08324484 |
PURPOSE: To restrain oscillation to be generated by waves without being influenced by the period of waves, the ground of the underwater, and power at all. CONSTITUTION: A underwater plate 2 is connected on the lower side of a floating bo...
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JP2588094 |
PURPOSE: To enable vessel ports and various facilities to be arranged on the sea by combining them with each other. CONSTITUTION: A bearing member 1 having truss construction, a marine structure 7 fixed or combined partially with the bea...
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JP08319789 |
To provide a TLP marine riser tensioner which is simple and low cost without requiring control means for maintaining a constant fluid pressure as well as means for continuously supplying a high pressure fluid for the riser tensioner. A T...
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JP08310793 |
PURPOSE: To surely stop pressure even for a large expansion structure by arranging an elastic pressure stop ring having an inverted V-shaped cross section in the compressed state along the peripheral edge of the opening section of a pres...
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JP08311839 |
PURPOSE: To provide an aquatic organism sticking inhibitor having a high aquatic organism sticking preventing effect, hardly deforming a water swelling rubber base material due to water absorption, and excellent in durability. CONSTITUTI...
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JP08284142 |
PURPOSE: To reduce the resistance of tidal current and the variation of dynamic pressure, by upsetting inward the jointing part of a steel pipe used for a leg or a riser pipe and providing an external pressure seal at the external face t...
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JP2574958 |
PURPOSE: To couple a pile with a steel girder quickly and certainly by absorbing error in the horizontal direction at the time of pile driving. CONSTITUTION: A steel pipe pile 1 is driven in the foundation ground. and the error in positi...
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JP2565811 |
PURPOSE: To improve durability by putting the large diameter through holes of plural concrete blocks onto a pile erected on the sea bottom to laminate the blocks, and filling the through holes with an underwater setting type flexible mat...
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JP08246436 |
PURPOSE: To realize a constructing method, by which an error in pile works is absorbed easily, and the efficiency of fieldworks is improved. CONSTITUTION: In the constructing method of a structure consisting of an upper structure made of...
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JP2561176 |
PURPOSE: To safely install a template through a small amount of work for making water still and in a short time by submerging a template outer shell down to the sea bottom with its skirt portion down, and placing underwater concrete into...
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