| Patent Number |
Title Of Patent |
Date Issued |
| 4386874 |
Method for installation of a mooring cable |
June 7, 1983 |
| A method of mooring a vessel to an anchoring structure connected into the floor of a body of water wherein a drum containing a coiled mooring cable is lowered down to the anchoring structure, a first end of the coiled mooring cable is attached to the anchoring structure, and the second e |
| 4362438 |
Supporting device |
December 7, 1982 |
| Equipment which extends from a floating structure towards the ocean floor therebelow is supported on the floating structure by a device which includes at least two hydraulic cylinders which are arranged between the floating structure and the equipment, the hydraulic cylinders being c |
| 4343562 |
Joint for trusses |
August 10, 1982 |
| The present invention relates to a joint for trusses having members comprising tube-like hollow bodies, comprising a core member to which is welded a plurality of transition pieces to which free end a tubular member can be welded, the cross section of the transition pieces changing betwe |
| 4316725 |
Method and apparatus for deaerating liquid |
February 23, 1982 |
| A method for deaerating liquids, especially water, where liquid is introduced into a vacuum zone containing liquid distributing means, and where said liquid after deaeration is conveyed out from said zone is improved in that said water in said vacuum zone is ejected toward at least o |
| 4265567 |
Riser device |
May 5, 1981 |
| The present invention relates to a riser device which extends from an underwater installation up to a structure situated near the water's surface, and which comprises at least three rigid, elongate members each having associated therewith at least one fluid flow line. The elongate me |
| 4231870 |
Process for regeneration of a filter medium |
November 4, 1980 |
| A process for regeneration of a filter medium is provided according to which the filter medium is treated with a liquid which breaks down deposited organic materials on the filter medium. The preferred liquid for regeneration of the filter medium is concentrated sulphuric acid. |
| 4134702 |
Arrangement of platform deck for oil rigs or the like |
January 16, 1979 |
| An upper deck structure which contains the equipment necessary for operation of an oil rig is positioned on top of the main deck of the rig, the main deck being supported by vertical pilings or columns. The upper deck is not rigidly connected to the main deck but is held in place by |
| 4127362 |
Regulating the flow capacity of a positive displacement pump by controlling inlet valve means |
November 28, 1978 |
| A piston pump includes a fluid flow control system positioned between the fluid intake duct and the intake aperture of the piston cylinder, the control system including a cylindrical sleeve which is in fluid communication with the intake duct, a valve piston movable in the cylindrica |
| 4090560 |
Junction housing for use in undersea oil wells |
May 23, 1978 |
| A junction housing, which is removably positionable on the subsea floor, includes coupling halves for connection to complementary coupling halves of Christmas trees on subsea hydrocarbon wells, the coupling halves being connected by pipes and cables to separate coupling halves which are |
| 4007782 |
Parking device for blowout preventer |
February 15, 1977 |
| A parking device for containing a blowout preventer aboard a floating drilling station. The parking device includes a parking frame which is capable of holding the blowout preventer with its center of gravity lying above the points at which the blowout preventer is supported on the p |
| 4004535 |
Vessel comprising a hull for transporting cooled liquefield gas |
January 25, 1977 |
| A vessel having at least one container for the transportation of cooled, liquefied gas or the like, the vessel having at least one cargo hold located below the deck of the vessel, side tanks below the deck extending transversely outwardly of the cargo hold, and the transverse cross-s |
| 3977346 |
Deck structure and method for building same |
August 31, 1976 |
| A deck structure is assembled on a base structure which extends upwardly out of a body of water and is supported on the bottom of the water body. The deck structure is separately constructed as a self-supporting horizontal unit at a building site such as a pier, and floating barges are |
