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| Number | Title | Issue Date |
| 7942607 | Underwater tunnel An underwater suspended tunnel (6) has a shaft (10) with generally convex upper and lower outer surfaces (12, 13) meeting at longitudinally extending, transversely streamlined and opposed sides (14, 15). One or more apertures (20 | 05/17/2011 |
| 7160058 | Methods and module for an underground assembly for storm water retention or detention Methods and modules for use in a modular assembly are disclosed for retaining or detaining storm water beneath a ground surface. A module comprises a substantially horizontally disposed deck portion and at least one substantially vertically disposed side portion ext... | 01/09/2007 |
| 7018138 | Pier-repairing and reinforcing panel and method of repairing and reinforcing piers using such panels A pier-repairing and reinforcing panel is used in a method of repairing and reinforcing a pier. The panel includes locking members, locking ribs, reinforcing ribs, and clips. The method includes the steps of: installing a watertight caisson around a pier and removin... | 03/28/2006 |
| 6923600 | Method of repairing and reinforcing piers using stones A method of repairing and reinforcing a pier using stones. The method includes installing a watertight caisson around a pier and removing water from the gap between the caisson and pier prior to repairing the pier. The method can also include removing impurities fro... | 08/02/2005 |
| 6803943 | Marine plant field survey method and survey system utilizing the survey method A marine plant field survey method includes the step of using a submarine mobile video system capable of taking images underwater to measure degree of macrophyte coverage in a marine plant field by taking wide-field images of macrophytes from above and a step of usi... | 10/12/2004 |
| 6450734 | Transportation underwater tunnel system An underwater tunnel system for vehicular traffic flow, including rail, automobile and truck traffic connecting the shores of opposed land masses separated by a body of water draws heavily from submarine manufacturing and modular construction technology. ... | 09/17/2002 |
| 6024868 | Air flow control circuit for sustaining vacuum conditions in a contaminant extraction well The present invention discloses a method and apparatus for extracting contaminants from the ground using a vacuum extraction process. Specifically, the invention discloses a circuit that can control the flow of atmospheric air into a vacuum extraction wel... | 02/15/2000 |
| 5899635 | Transportation underwater tunnel system An underwater tunnel system for vehicular traffic flow, including rail, automobile and truck traffic connecting the shores of opposed land masses separated by a body of water draws heavily from submarine, manufacturing and modular construction technology.... | 05/04/1999 |
| 5852901 | Stackable riser for on-site waste and drainage systems A plastic stackable riser for providing a grade level access for underground components such as septic tanks, distribution boxes, and drop boxes, including a cylindrical side wall having a top free edge and a bottom edge. The top free edge defines a first... | 12/29/1998 |
| 5617679 | Stackable riser for on-site waste and drainage systems A plastic stackable riser for providing a grade level access for underground components such as septic tanks, distribution boxes, and drop boxes, is disclosed. The stackable riser includes a continuous peripheral side wall having a top free edge and a bot... | 04/08/1997 |
| 5540522 | Seismic joint for underwater floating tunnels This invention provides a seismic joint for an underwater floating tunnel having: (a) a joint portion (i) having a transverse section essentially the same as that of the tunnel, (ii) being rigidly fastened to land at one end (A) thereof, and (iii) being e... | 07/30/1996 |
| 5322390 | Underwater tunnel and an underwater mooring apparatus to moor the underwater tunnel An underwater tunnel consisting of: a foundation body moored to the bottom of the water; a support frame erected on the foundation body; and a tunnel body formed integral with the support frame; wherein the tunnel body is formed in a two-layer constructio... | 06/21/1994 |
| 5191157 | Method for disposal of hazardous waste in a geopressure zone A method and apparatus for safely disposing hazardous waste in a borehole extending through a seal for a subsurface geopressured formation wherein sealed elongated containers filled with hazardous waste are lowered in the borehole to be positioned within ... | 03/02/1993 |
| 5022788 | Subductive waste disposal method A method for the disposal of nuclear and toxic waste materials comprising the placing of waste materials into waste repositories radiating from an access tunnel constructed into a subtending tectonic plate adjacent or as near as possible a subduction zone... | 06/11/1991 |
| 4889448 | Tunnel construction A method of construction of tunnels under water by pre-fabricating them in short sections with their ends adapted to make fluid-tight joints with adjacent sections, transporting, sinking and joining them together and forming the sections into sets by inst... | 12/26/1989 |
| 4883386 | Method and device for underwater modular crossing construction Process for making a modular, underwater, connection of water stretches, wherein the prefabricated modules from different manufacturing yards, freely floating in the water area in front of a floodable basin, are introduced, one at a time, into the basin, ... | 11/28/1989 |
| 4778306 | Method for launching from the mainland large-size submarine pipelines The method of laying an underwater pipeline which is assembled in sections at the shoreline and conveyed from the shoreline along the bottom of a waterway, said pipeline being divided by separation means into a plurality of cylindrical sections provided w... | 10/18/1988 |
| 4712946 | Assembly and installation of pipes The invention provides a method of assembling and installing pipes comprising disposing at least one cable between a first station and a second station; attaching and clamping a first pipe to the cable at or adjacent one of said stations; moving the pipe ... | 12/15/1987 |
| 4657435 | Underwater tunnel construction A novel method of underwater tunnel construction is provided which comprises the employment of a double-layered flexible mold or form and the introduction of both an inert and a reactive fluid into spacings of the mold so as to produce both the shape and ... | 04/14/1987 |
| 4606676 | Manufacture of articles A method of manufacturing articles in which the articles are partially fabricated in a work area which is in portion of a buoyant platform and at least partially below the level of water within which the platform is located, the partially fabricated artic... | 08/19/1986 |
| 4462535 | Apparatus and process for manufacture of tunnel tubes This invention relates to improved apparatus and process for manufacture of tunnel modules and tunnel sections used to build underwater tunnel tubes. A collapsible fixture is used to roll up a steel plate into a cylindrical shell. Cables wrapped around ch... | 07/31/1984 |
| 4444526 | Submerged tunnel and a method of and means for constructing a submerged tunnel A method of, and apparatus for, constructing a submerged tunnel in situ and a submerged tunnel formed thereby has an inverted arch formation to resist upward buoyancy thrust and a sealed chamber unit mounted on the tunnel and longitudinally displaceable a... | 04/24/1984 |
| 4433937 | Method of tunnel construction employing submerged caisson In a tunnelling method, a completely submerged caisson is received in a recess in the floor of a body of water. The caisson includes a pressurized bell-type work chamber that is open at the bottom and closed at the top to trap breathable gas inside it. An... | 02/28/1984 |
| 4422799 | Method for installing submarine pipelines using a marine railway system A method of installing a cold water conduit for use with Ocean Thermal Energy Conversion (OTEC), fossil or nuclear power plants. The method is comprised of installing a marine railway system on the ocean floor and subsequently using the railway system as ... | 12/27/1983 |
| 4406151 | Collapsible fixture for manufacture of tunnel tubes An improved collapsible fixture for fabrication of tunnel modules and tunnel sections for building underwater tunnel tubes is provided. The fixture has a series of shell-like support members along its length, each member having a stationary base portion, ... | 09/27/1983 |
| 4406150 | Apparatus and process for improved manufacture of shells for tunnel tubes This invention relates to improved apparatus and process for manufacture of tunnel modules and tunnel sections used to build underwater tunnel tubes. A collapsible fixture is situated to roll up flat steel plate into a circular shell for the tunnel module... | 09/27/1983 |
| 4221502 | Culvert joint The present invention relates to a flexible joint to be inserted between culvert sections. In a culvert joint which consists of anchor members attached to the opposing culvert sections, a flexible member extending between said anchor members and a large n... | 09/09/1980 |
| 4195809 | Screed bar support stake and method A screed bar support stake and method are uniquely adapted to concrete screeding operations utilizing a vibratory-type screed. The stake is formed with means which allow it to be located after the concrete has been poured and is also adapted with means en... | 04/01/1980 |
| 4095435 | Method of advancing a plurality of longitudinally arranged movable constructional units forwardly successively in a self-running manner and apparatus for performing same A method of advancing a plurality of longitudinally arranged movable constructional units forwardly successively in a self-running manner, wherein a plurality of prefabricated constructional units for construction of an underground structure of a form ada... | 06/20/1978 |
| 4060993 | Water seal packing for sealing water at the coupling portion of underwater structures A water seal packing for sealing water at the coupling portion of underwater structures comprising first and second structures; said water seal coupling comprising a first flange, an intermediate body portion, a flexible U-shaped portion and a second flan... | 12/06/1977 |
