Patents Assigned to Saipem S.A.
  • Patent number: 12280455
    Abstract: A device for jointing elements of a pipeline for the transport of fluids includes a support structure on which a pipeline section to be jointed is intended to be mounted, two parallel fixed rails, four plates each comprising a first element capable of cooperating with a rail and a second element fixed on the support structure. The first and the second elements of each plate is linked by a first cylinder aligned along a first adjustment axis and a second cylinder aligned along a second adjustment axis, and a system for controlling the cylinders of the plates to achieve movements along the first and second adjustment axes and capable of cooperating with a system for guiding in translation the support structure along the longitudinal axis of the pipeline section to allow jointing of the pipeline section and the pipeline element.
    Type: Grant
    Filed: November 30, 2023
    Date of Patent: April 22, 2025
    Assignee: SAIPEM S.A.
    Inventor: Liborio Moceri
  • Patent number: 12280456
    Abstract: A device for jointing elements of a pipeline for the transport of fluids includes a support structure on which a pipeline section to be jointed is intended to be mounted, two parallel fixed rails, four plates each comprising a first element capable of cooperating with a rail and a second element fixed on the support structure. The first and the second elements of each plate is linked by a first cylinder aligned along a first adjustment axis and a second cylinder aligned along a second adjustment axis, and a system for controlling the cylinders of the plates to achieve movements along the first and second adjustment axes and capable of cooperating with a system for guiding in translation the support structure along the longitudinal axis of the pipeline section to allow jointing of the pipeline section and the pipeline element.
    Type: Grant
    Filed: November 30, 2023
    Date of Patent: April 22, 2025
    Assignee: SAIPEM S.A.
    Inventor: Liborio Moceri
  • Patent number: 12270493
    Abstract: A method for producing a steel underwater pipe for carrying a corrosive fluid, includes the successive steps: applying a layer of corrosion-resistant steel alloy on a terminal part of the internal wall of each pipe element from its end to be welded; the application of a plastic coating, on the internal wall of each pipe element; covering only a first part of the layer of metal alloy, a terminal part of the layer of metal ally on the side of the end to be welded of each pipe element not being covered by the plastic coating; the coaxial insertion and the crimping of a compression ring against the terminal part of the plastic coating; and the assembly by welding directly together the ends of two pipe elements by a corrosion-resistant steel alloy weld.
    Type: Grant
    Filed: March 12, 2024
    Date of Patent: April 8, 2025
    Assignee: SAIPEM S.A.
    Inventor: Raymond Hallot
  • Patent number: 12179294
    Abstract: A device for jointing elements of a pipeline for the transport of fluids includes a support structure on which a pipeline section to be jointed is intended to be mounted, two parallel fixed rails, four plates each comprising a first element capable of cooperating with a rail and a second element fixed on the support structure. The first and the second elements of each plate is linked by a first cylinder aligned along a first adjustment axis and a second cylinder aligned along a second adjustment axis, and a system for controlling the cylinders of the plates to achieve movements along the first and second adjustment axes and capable of cooperating with a system for guiding in translation the support structure along the longitudinal axis of the pipeline section to allow jointing of the pipeline section and the pipeline element.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: December 31, 2024
    Assignee: SAIPEM S.A.
    Inventor: Liborio Moceri
  • Patent number: 12123522
    Abstract: A method for producing a steel underwater pipe for carrying a corrosive fluid, includes the successive steps: applying a layer of corrosion-resistant steel alloy on a terminal part of the internal wall of each pipe element from its end to be welded; the application of a plastic coating, on the internal wall of each pipe element; covering only a first part of the layer of metal alloy, a terminal part of the layer of metal ally on the side of the end to be welded of each pipe element not being covered by the plastic coating; the coaxial insertion and the crimping of a compression ring against the terminal part of the plastic coating; and the assembly by welding directly together the ends of two pipe elements by a corrosion-resistant steel alloy weld.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: October 22, 2024
    Assignee: SAIPEM S.A.
    Inventor: Raymond Hallot
  • Patent number: 12091951
    Abstract: A subsea installation for heating a two-phase liquid/gas effluent circulating within a subsea casing, includes a plurality of heated pipe sections which are successively connected to one another by curved pipe sections to form a heating coil, each heated pipe section being inclined with respect to the horizontal at an angle comprised between 2 and 10° in order to promote a distributed flow regime of the two-phase effluent and being provided with an induction heating system.
    Type: Grant
    Filed: December 2, 2020
    Date of Patent: September 17, 2024
    Assignee: SAIPEM S.A.
    Inventor: Stéphane Anres
  • Patent number: 11874151
    Abstract: A process and a device for determining the volume of liquid remaining inside a flexible pouch provided with means for dispensing the liquid to be consumed comprises placing the pouch inside a rigid envelope filled with a known volume V1 of a first measuring liquid having an electrical conductivity C1, during the dispensing of a volume VA of liquid to be consumed, admitting inside the rigid envelope the same volume of a second measuring liquid present outside the rigid envelope and having an electrical conductivity C2 different from the electrical conductivity C1, measuring the electrical conductivity CM of the mixture of the measuring liquids present inside the rigid envelope, determining the volume VA of liquid to be consumed which has been dispensed from the measurement of the electrical conductivity C3, and calculating the volume Vr of liquid to be consumed remaining inside the pouch from the volumes Vi and VA.
    Type: Grant
    Filed: June 24, 2019
    Date of Patent: January 16, 2024
    Assignee: SAIPEM S.A.
    Inventor: Thomas Delaplace
  • Patent number: 11828153
    Abstract: A facility for the subsea disposal of the water produced during deepwater hydrocarbon production, includes a subsea oil/water separation station fed with fluids coming directly from at least one hydrocarbon production well, operating at a pressure independent of and lower than the ambient pressure, and comprising an oil outlet for connecting to a production unit and a water outlet, a flat gravity oil/water separation tank resting on the seabed, continuously fed with water leaving the oil/water separation station, operating at a pressure substantially equal to the ambient pressure, and comprising an oil outlet for connecting to the production unit and a water outlet, and a subsea high-pressure pump connected to the water outlet of the oil/water separation station and to a water inlet of the tank to raise the pressure of the water leaving the oil/water separation station to the ambient pressure before it is admitted into the tank.
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: November 28, 2023
    Assignee: SAIPEM S.A.
    Inventors: Carlos Alberto Capela Moraes, Raymond Hallot, Nicolas Chazot
  • Patent number: 11634960
    Abstract: Installation for producing fluid such as crude oil having a floating support having at least two tanks, an undersea bottom-to-surface connection pipe having a first pipe portion on the sea bottom from a well head to the bottom end of a second pipe portion at the floating support, a first auxiliary pipe for transporting gas extending from the floating support to the bottom end of the second pipe, and a plurality of valves for isolating or putting into communication the first auxiliary pipe, for isolating or putting into communication the first production pipe portion and the second production pipe portion, end to end, and suitable for isolating or putting into communication the proximal end of the first production pipe portion and the bottom end either of a fourth auxiliary pipe rising directly to the surface, or a bottom portion of the first auxiliary pipe.
    Type: Grant
    Filed: February 9, 2021
    Date of Patent: April 25, 2023
    Assignee: SAIPEM S.A.
    Inventors: Stéphanie Abrand, Stéphane Anres, Lionel Macauley
  • Patent number: 11603722
    Abstract: A system for collecting solid particles accumulating at the bottom of a subsea oil/water separation station of an installation for the subsea disposal of water produced during the deepwater subsea production of hydrocarbons, comprises at least one vertical drainage channel intended to open into a lower part of a horizontal body (of the oil/water separation station, a discharge pipe to be positioned horizontally under the horizontal body of the oil/water separation station and into which the drainage channel opens, and a high-pressure slurry ejector having a suction port connected to the discharge pipe via a supply valve.
    Type: Grant
    Filed: September 4, 2020
    Date of Patent: March 14, 2023
    Assignee: SAIPEM S.A.
    Inventors: Carlos Alberto Capela Moraes, Sadia Banini Shaiek
  • Patent number: 11603639
    Abstract: The invention concerns a method for installing a tubular metal pile (28) in a rocky ground, successively comprising drilling the rocky ground (6) in order to form a cavity (14) of predetermined diameter and depth, filling the cavity with a granular material (18), arranging the granular material present in the cavity by vibration, and installing the pile in the cavity.
    Type: Grant
    Filed: March 12, 2019
    Date of Patent: March 14, 2023
    Assignee: SAIPEM S.A.
    Inventors: Olivier Jean, Olivier Vambre
  • Patent number: 11585788
    Abstract: A method of automatically inspecting a weld bead deposited in a plurality of passes in a chamfer formed between two parts by performing the following steps: positioning at least one emission electromagnetic acoustic sensor on one side of the chamfer and at least one reception electromagnetic acoustic sensor on an opposite side of the chamfer, the ultrasound wave emission sensor being configured to emit Rayleigh surface waves; while depositing a pass, automatically moving the sensors to follow the movement of welding electrodes along the chamfer; activating the sensors while they are moving to enable the emission sensor to generate and emit Rayleigh waves towards the pass of the weld bead that is being deposited, the reception sensor receiving the ultrasound signals transmitted and/or reflected in said pass; and reiterating the operation for the entire pass of the weld bead.
    Type: Grant
    Filed: October 10, 2017
    Date of Patent: February 21, 2023
    Assignee: SAIPEM S.A
    Inventors: Nicolas Feuilly, Marco Aurelio Occhilupo, Eric Kerdiles
  • Patent number: 11559949
    Abstract: A method of connecting together two unit elements (4, 4?) of a fluid transport pipe, each unit pipe element being covered in an outer insulating coating (6, 6?) made of a thermoplastic material, with the exception of an end portion that does not have an outer insulating coating. The method includes: a step of welding together two abutting unit pipe elements; a step of positioning an annular sleeve (14) around a cut-back and in part around the outer insulating coatings of the two unit pipe elements, the sleeve being made of a thermoplastic material; a step of fastening the sleeve in sealed manner by weld bonding on the outer insulating coatings; and a step of applying an external pressure on the sleeve to enable it to be deformed elastically and match the shape of the respective end portions of the two unit pipe elements.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: January 24, 2023
    Assignee: SAIPEM S.A.
    Inventors: Giulio Fatica, Taoufik Majdoub
  • Patent number: 11498021
    Abstract: The invention concerns an underwater water treatment unit which has specific cleaning means which are suitable for cleaning filtration membranes in the unconventional conditions associated with use at great or very great depths, as well as a method for cleaning the membrane of the underwater water treatment unit.
    Type: Grant
    Filed: March 9, 2020
    Date of Patent: November 15, 2022
    Assignees: TOTAL SA, SAIPEM S.A., VEOLIA EAU-COMPAGNIE GENERALE DES EAUX, VWS WESTGARTH LTD
    Inventors: Luc Riviere, Pierre Pedenaud, Didier Bigeonneau, Stéphane Anres, Raymond Hallot, Wayne Evans, David Lothian
  • Patent number: 11441719
    Abstract: A method of heating an inner pipe of a set of coaxial pipes, wherein the inner pipe is heated by induction using an electromagnetic induction coil (5) surrounding the outer pipe coaxially, the coil passing electrical power at a frequency lower than 100 Hz optimized for maximum energy efficiency of Joule effect heating of the inner pipe. A device (8) is also provided for induction heating an inner pipe of coaxial pipes, the device has a) an induction heater having at least one electromagnetic induction coil (5) coaxially surrounding the outer pipe of the coaxial pipes, and b) a raising device (9) for raising a portion (1-2) of coaxial pipes (1) above the sea bed (13) together with the induction coil(s) (5) surrounding it.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: September 13, 2022
    Assignee: SAIPEM S.A.
    Inventors: François-Régis Pionetti, Axel Sundermann, Taoufik Majdoub, Jalil Agoumi
  • Patent number: 11407052
    Abstract: A method of connecting together two unit elements (2, 4) of an undersea fluid transport pipe that is subjected to fatigue, by welding together two metallic or bi-metallic unit pipe elements that have been put into abutment via their respective free ends (2a, 4a), the welding being done by making three distinct weld beads (6, 8, 10), with a last weld bead (8) being deposited between two lateral first weld beads (6, 10), and being followed directly by controlled sanding of the weld beads in order to apply compression stresses on them.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: August 9, 2022
    Assignee: SAIPEM S.A.
    Inventors: Rachid Yousfi, Stefan Dobre
  • Patent number: 11383799
    Abstract: A floating support structure for an offshore wind turbine, comprises a float intended to be partly immersed and on which a wind turbine mast is intended to be assembled, and a counterweight connected to the float and intended to be immersed under the float. The float comprises a toroid or polygon-shaped main structure with at least five sides, a central tubular structure having a diameter adapted to receive the mast of the wind turbine and comprising a section able to be ballasted in order to adjust the waterline of the float, a first series of horizontal struts distributed about a vertical axis and connecting the main structure to the central structure, and a second series of oblique struts distributed about a vertical axis and connecting the main structure to the central structure at an angle comprised between 15° and 60° with the horizontal struts.
    Type: Grant
    Filed: December 27, 2018
    Date of Patent: July 12, 2022
    Assignee: SAIPEM S.A.
    Inventors: Christophe Colmard, Paul Franc, Jean-Baptiste Le Clezio, Frédéric Gentil, Thierry Delahaye, Nicolas Chazot, Raymond Hallot
  • Patent number: 11338526
    Abstract: A method for assembling two tubes (1, 2) made from thermoplastic materials, that involves welding by heating two applied rotational contact surfaces of two parts of two tubes (1, 2), respectively, arranged end to end or overlapping coaxially (XX?). The method involves induction heating of at least one conductive welding element (4), arranged at the interface (3) between the two contact surfaces, by generating a magnetic field at said conductive welding element or elements, such that the melting of the thermoplastic materials constituting said contact surfaces produces a continuous and sealed weld at said interface on at least one closed loop along the entire perimeter of said interface.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: May 24, 2022
    Assignee: Saipem S.A.
    Inventors: François-Régis Pionetti, Taoufik Majdoub, Axel Sundermann, Jalil Agoumi
  • Patent number: 11333260
    Abstract: A junction part having a differential pressure valve (100) for an undersea fluid transport pipe, the valve having a valve body (102) with an internal chamber (106) opening out at one end into the pipe and at another end to the outside, a piston (110) arranged to subdivide the internal chamber into an admission chamber (106a) and a discharge chamber (106b), the piston being movable between an open position where admission chamber and the discharge chamber communicate with each other, and a closed position where the admission chamber and the discharge chamber are scaled from each other, a rating screw (112) screwed into the valve body and including a bore (114) within which there slides a rod (116) of the piston (110), and at least one hole (118) opening out into the discharge chamber and open to the outside, and a spring (120) rated so as to hold the piston in the closed position below a predetermined threshold pressure inside the admission chamber.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: May 17, 2022
    Assignee: Saipem S.A.
    Inventor: François-Régis Pionetti
  • Patent number: 11305296
    Abstract: A multiphase fluid manifold comprises a cylindrical enclosure having, at one longitudinal end, an inlet orifice and, at an opposite longitudinal end, a plurality of cylindrical outlet orifices of the same right section that are regularly distributed around a longitudinal axis of the enclosure and that are aligned in a common plane extending transversely to the enclosure, each of the inlet and outlet orifices leading to or from the inside of the enclosure along a direction that is substantially tangential to the enclosure.
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: April 19, 2022
    Assignee: SAIPEM S.A.
    Inventors: Raymond Hallot, Sadia Shaiek, Thomas Valdenaire