Saipem S.A. Patent applications |
Patent application number | Title | Published |
20140102663 | HEAT REGENERATOR - A heat regenerator comprising at least one matrix made of a refractory material, to ensure the storage and recovery of heat. The matrix includes at least one through-channel capable of enabling the circulation of a fluid, said channel comprising at least two projections projecting into the space defined by said channel, said projections being positioned on two opposite surfaces of the channel. | 04-17-2014 |
20120280488 | Part for connecting pipes including an internal liner, a covering method, and a method of assembly - A method of covering the inside surface of a steel connection part having an empty inside volume ( | 11-08-2012 |
20120230770 | Facility having fanned seabed-to-surface connections - An installation of bottom-to-surface connections having a plurality of bottom-to-surface connections arranged in a fan from a common floating support. The installation having a first number k of first bottom-to-surface connections, with each first number of connections having a first riser connected to a first undersea pipe tensioned in substantially vertical manner by a first float, and a diving first flexible connection pipe connecting the floating support and first riser. The installation further having a second number m of second bottom-to-surface connection, with each second number of connections having a second rigid pipe connected to a second undersea pipe and tensioned by a second buoyancy element, and a second flexible connection pipe providing the connection between the floating support and the second rigid pipe. | 09-13-2012 |
20120192985 | Assembly of coaxial pipes including junction parts with sealed inner cavities, and method for making same - The present invention relates to an assembly of at least two coaxial pipes ( | 08-02-2012 |
20120118215 | Catamaran Ship Used for Assembling, Transporting and Installing a Marine Wind Turbine on the Seafloor - A catamaran-type boat suitable for handling, assembling, and/or transporting off-shore wind turbines, the boat having two side floats constituting a U-shaped floating structure, the open space between the two branches of the U-shape constituted by the two side floats being suitable for receiving a base, the floats being fitted with grippers suitable for gripping the base between the two side floats, and the grippers being suitable for gripping the base and at least two grip levels of different heights. | 05-17-2012 |
20120097088 | Floating support or vessel equipped with a device for detecting the movement of the free surface of a body of liquid - The present invention relates to a ship or floating support ( | 04-26-2012 |
20110110724 | Floating Support Including a Turret Fitted with a Disconnectable Buoy for Mooring Bottom-to-Surface Connection Pipes - The present invention relates to an oil production floating support having a releasable mooring system of anchor lines to the sea bottom and of bottom-surface connection pipes, the support comprising: | 05-12-2011 |
20110107571 | Peening Device for Peening Welds Inside Steel Submarine Pipes, Process for Producing Steel Submarine Pipes Using Such a Device, and Submarine Connection Pipe - A peening device suitable for peening annular weld zones inside undersea pipes, the device comprising at least one peening tool, with at least one hammer actuated to perform radial reciprocating movement in translation for peening against the inside surface of the pipe and/or said weld, wherein:
| 05-12-2011 |
20110083853 | Inertia transition pipe element, in particular for restraining a rigid undersea pipe - An inertia transition terminal pipe element having a main rigid pipe element including at one of its ends an inertia transition piece that is constituted by at least one and preferably a plurality “n” of coaxial reinforcing pipe elements placed coaxially around the main pipe element, each reinforcing pipe element presenting an inside diameter greater than the outside diameter of the main pipe element. The various main and reinforcing pipe elements each being positioned with one end situated at the same level along the axis of symmetry of the pipe elements, and each reinforcing pipe element presenting a length that is less than the height of the main pipe element. The annular gap between the various pipe elements being filled with a solid filler material. A rigid undersea pipe is also disclosed including at at least one of its ends, an inertia transition pipe element. | 04-14-2011 |
20110042094 | Bottom-to-surface connection installation of a rigid pipe with a flexible pipe having positive buoyancy - A bottom-to-surface connection installation of at least two undersea pipes resting on the sea bottom. The installation having a first hybrid tower having a vertical riser anchored to a first base and connected to a the undersea pipe resting on the sea bottom and having its top end connected to a first sub-surface float. A first connection pipe, preferably a flexible pipe, providing the connection between a floating support and the top end of the riser and at least one second rigid pipe rising from the sea bottom on which it rests or from a second undersea pipe resting on the sea bottom to which its bottom end is connected, the bottom end not being anchored at the first base, up to the sub-surface where its top end is connected to a second float situated substantially at the same depth as the first float and fastened to the first float by a second flexible second connection pipe, providing connection to the floating support. | 02-24-2011 |
20110017117 | Floating Support Fitted with a Turret Including Rolling Bearings out of the Water - An oil production floating support including a disconnectable mooring system for anchor lines to the sea bottom and for bottom-to-surface connection pipes. The floating support comprises a mooring buoy for mooring lines and bottom-to-surface connection pipes, the buoy preferably being an annular buoy. The floating support being characterized in that said turret has a watertight tubular outer structure having a bottom wall assembled in watertight manner to the bottom end of the watertight tubular outer structure. The tubular outer structure contains an inner structure secured at its top end to the hull. The inner and outer tubular structures co-operate with at least one bottom rolling or friction bearing, enabling the inner structure to turn, with the outer structure not being caused to turn when the floating support is caused to turn about a vertical axis ZZ′ of the cavity and of the watertight tubular outer structure. The bottom rolling or friction bearing being situated beneath the surface of the water, but inside said watertight outer structure. | 01-27-2011 |
20100301614 | Installation and Method for Storing and Returning Electrical Energy - An installation for storing and returning electrical energy having first and second enclosures containing a gas and porous refractory materials suitable for transferring heat by contact between said porous refractory materials and a gas flowing through said enclosures, and a compressor and an expander for the gas flowing in pipes between each of the ends of an enclosure connected to an end of the other enclosure. Methods are also disclosed for storing electrical energy in the form of heat energy in which an installation of the invention is used, and for a method of returning electrical energy from heat energy stored by a method according to the invention. The electrical energy is stored in the form of heat within masses of refractory material, and the stored thermal potential energy is returned in the form of electrical energy. | 12-02-2010 |
20100282353 | Coaxial Pipe Element In Which The Inner Pipe Is Under Strees, And A Method Of Fabrication - The present invention relates to a coaxial pipe element comprising an inner pipe and an outer pipe and having at each of its ends a closure of the annular space between these two pipes, in particular by means of a forging, and in which said inner pipe is subjected to traction stress. | 11-11-2010 |
20100230953 | Coaxial Pipe Element and a Method of Fabrication - The present invention relates to a method of fabricating a coaxial pipe element ( | 09-16-2010 |
20100147047 | Method of Making an Udersea Pipe, the Method Including Peening Assembly Welds Inside the Pipe - A method of making undersea steel pipes, by assembling unit pipe elements together end-to-end by welding, the steel or metal alloy weld beads of said welds being disposed on the outside of the pipe, wherein localized peening is performed on the inside of the pipe to increase the compression of the steel or metal in the vicinity of the welds and over the adjacent peripheral inside surface of the pipe on either side of the weld so as to create a swath of surface that has been peened over a limited distance L in the axial longitudinal direction of said pipe. The peening is preferably performed using a wheeled carriage fitted with a peening tool. | 06-17-2010 |
20100058967 | Device for Cutting out and Opening/Closing an Orifice in a Wall at the Bottom of the Sea - The present invention relates to a method of cutting ( | 03-11-2010 |
20090152204 | Method and a Device for Separating a Multiphasic Liquid - The present invention relates to a cyclone type liquid/gas or liquid/liquid separator having separation properties that are stabilized, even when the flow rate and the proportions of the liquid phases for separation vary, by means of a platform situated in the low portion of a cylindrical separation chamber that is fed at its top end via a tangential feed orifice. The present invention also provides an installation and a method of separating the oil and water contained in crude oil, with the help of a cyclone of the invention. | 06-18-2009 |
20090129853 | Part for Connecting Pipes Including an Internal Liner, a Covering Method, and a Method of Assembly - A method of covering the inside surface of a steel connection part having an empty inside volume ( | 05-21-2009 |
20090103985 | Installation comprising at least two bottom-surface connections for at least two undersea pipes resting on the sea bottom - A bottom-surface connection installation for at least two undersea pipes resting on the sea bottom, the installation comprising: a first hybrid tower having a vertical riser anchored to a first base and connected to an undersea pipe resting on the sea bottom and having its top end connected to a first float below the surface, and a first connection pipe, preferably a flexible pipe, providing a connection between a floating support and the top end of said riser; and at least one second rigid pipe rising from the sea bottom where it rests or from a second undersea pipe resting on the sea bottom and to which its bottom end that is not anchored to said first base is connected, up to below the surface, where its top end is connected to a second float situated at substantially the same depth as said first float, and fastened to said first float to at least one respective said connection pipe that is flexible and serves to connect it to the same said floating support. | 04-23-2009 |
20090078742 | Method and a device for Inspecting a pipe connection weld by an ultrasound probe - A method of inspecting a substantially circular circumferential weld for connecting together an inner pipe and a coaxial outer pipe, either directly or via a junction forging, by using an ultrasound probe having a plurality of robotic multibeam piezoelectric emitter-receivers. The method is performed by: a) positioning at least one ultrasound probe inside said inner pipe; b) scanning the various ultrasound beams from the various emitters of said probe while the probe is positioned at a given position; and c) moving said probe in rotation about the axis of said pipe through a given angle corresponding to an arc length less than or equal to the size of the weld defects that are to be detected; and then d) repeating steps b) and c) until the entire circumference of the weld has been inspected. The present invention also provides a device for inspecting a circumferential weld that is suitable for use in a method of the invention. | 03-26-2009 |
20080315578 | Junction Part for Coaxial Pipe Elements, and a Method of Joining Together Coaxial Pipe Elements - A cylindrical junction part for joining together two elements of an assembly of at least two coaxial pipes, comprising an outer pipe containing an inner pipe defining an annular space preferably containing lagging material. The forged junction part forms two annular cavities defined by branches in a fork configuration at each end of said part serving to minimize stresses and fatigue in the join zone between two junction parts at the ends of two lengths of coaxial pipe to be joined together and between each length of pipe and each junction part at the ends thereof. | 12-25-2008 |