Patents by Inventor Hans-Paul Carlsen
Hans-Paul Carlsen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10550646Abstract: Stress reducing system and associated method for reducing stresses at a desired position in an offshore production or drilling system, the offshore production or drilling system comprising: a seabed structure, a floating structure and a riser (24) extending there between, the riser being tensioned, the riser (24) comprising at least a first part (45) and a second part (46), which second part (46) is connected to the first part (45) via a flexible connection (20) allowing an axial, angular and/or rotational movement between the first and second parts (45, 46), said stress reducing system comprises:—a first sensor (41) for real-time monitoring of stresses at the desired position, positioned at or close to the desired position (20),—an actuating system (42) arranged at the flexible connection (20, the actuating system (42) being connected to said first and second parts (45, 46), and wherein the actuating system (45, 46) is configured to apply a force to the first or second part (45, 46) when the first and secondType: GrantFiled: February 22, 2017Date of Patent: February 4, 2020Assignee: FMC Kongsberg Subsea ASInventors: Hans-Paul Carlsen, Joao Pedro Castro Gonçalves, Øystein Ellefsen, Ronny Orekaasa, Graham Alan Ford, Ove Rørgård
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Publication number: 20190063164Abstract: Stress reducing system and associated method for reducing stresses at a desired position in an offshore production or drilling system, the offshore production or drilling system comprising: a seabed structure, a floating structure and a riser (24) extending there between, the riser being tensioned, the riser (24) comprising at least a first part (45) and a second part (46), which second part (46) is connected to the first part (45) via a flexible connection (20) allowing an axial, angular and/or rotational movement between the first and second parts (45, 46), said stress reducing system comprises:—a first sensor (41) for real-time monitoring of stresses at the desired position, positioned at or close to the desired position (20),—an actuating system (42) arranged at the flexible connection (20, the actuating system (42) being connected to said first and second parts (45, 46), and wherein the actuating system (45, 46) is configured to apply a force to the first or second part (45, 46) when the first and secondType: ApplicationFiled: February 22, 2017Publication date: February 28, 2019Inventors: Hans-Paul Carlsen, Joao Pedro Castro Gonçalves, Øystein Ellefsen, Ronny Orekaasa, Graham Alan Ford, Ove Rørgård
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Patent number: 9650842Abstract: The present invention relates to a riser joint for a riser with a joint connecting two parts of a riser where the two parts are allowed angular displacement. According to the invention the riser joint comprises means for connection to the two parts of the riser at a distance from the joint, and means for adding a force between the two parts. The invention also relates to a method for reducing bending moments in a riser at a connection between the riser and a subsea installation.Type: GrantFiled: February 13, 2009Date of Patent: May 16, 2017Assignee: FMC Kongsberg Subsea ASInventors: Hans-Paul Carlsen, Tor-Øystein Carlsen, Olav Inderberg
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Patent number: 9580975Abstract: The invention relates a cylinder release arrangement, wherein at least one cylinder is arranged with a piston within the cylinder, and a cylinder head closing off one end of the cylinder, forming a chamber between the piston and the cylinder head, wherein the cylinder is provided to arrange a leakage of fluid from one side of a piston to the other side of the piston, when the piston is in a given position within the cylinder, and release means are provided for the subsequently controlled release of the cylinder head from the cylinder. The invention also comprises a cylinder arrangement with a release mechanism.Type: GrantFiled: January 7, 2014Date of Patent: February 28, 2017Assignee: FMC Kongsberg Subsea ASInventors: Hans-Paul Carlsen, Tor-Øystein Carlsen, Olav Inderberg, Anthony D. Muff, Arild Sundkvist, Pål Fadum, Roy Arne Klevstad, Thor-Arne Løvland, Simen Rønne, Geir Tandberg, Bernt Olav Tømmermo
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Patent number: 9580974Abstract: The invention relates to a safety joint and a method of operation, the safety joint comprising: a first riser part and a second riser part overlapping in an axial direction and having end connections to be connectable as part of a riser, a release unit, locking the two riser parts together in a not activated mode, the release unit having other modes comprising a partly activated mode and fully activated mode, where the release unit comprises at least one axial extending tension rod connected between the two riser parts, which tension rod is configured to deform plastically before breaking, thereby activating the partly and fully activated modes.Type: GrantFiled: January 7, 2014Date of Patent: February 28, 2017Assignee: FMC Kongsberg Subsea ASInventors: Hans-Paul Carlsen, Tor-Øystein Carlsen, Olav Inderberg, Anthony D. Muff, Arild Sundkvist, Pål Fadum, Roy Arne Klevstad, Thor-Arne Løvland, Simen Rønne, Geir Tandberg, Bernt Olav Tømmermo
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Publication number: 20160123092Abstract: The invention relates to a safety joint and a method of operation, the safety joint comprising: a first riser part and a second riser part overlapping in an axial direction and having end connections to be connectable as part of a riser, a release unit, locking the two riser parts together in a not activated mode, the release unit having other modes comprising a partly activated mode and fully activated mode, where the release unit comprises at least one axial extending tension rod connected between the two riser parts, which tension rod is configured to deform plastically before breaking, thereby activating the partly and fully activated modes.Type: ApplicationFiled: January 7, 2014Publication date: May 5, 2016Inventors: Hans-Paul CARLSEN, Tor-Øystein CARLSEN, Olav INDERBERG, Anthony D. MUFF, Arild SUNDKVIST, Pål FADUM, Roy Arne KLEVSTAD, Thor-Arne LØVLAND, Simen RØNNE, Geir TANDBERG, Bernt Olav TØMMERMO
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Publication number: 20150354289Abstract: The invention relates a cylinder release arrangement, wherein at least one cylinder is arranged with a piston within the cylinder, and a cylinder head closing off one end of the cylinder, forming a chamber between the piston and the cylinder head, wherein the cylinder is provided to arrange a leakage of fluid from one side of a piston to the other side of the piston, when the piston is in a given position within the cylinder, and release means are provided for the subsequently controlled release of the cylinder head from the cylinder. The invention also comprises a cylinder arrangement with a release mechanism.Type: ApplicationFiled: January 7, 2014Publication date: December 10, 2015Inventors: Hans-Paul Carlsen, Tor-Øystein Carlsen, Olav Inderberg, Anthony D. Muff, Arild Sundkvist, Pål Fadum, Roy Arne Klevstad, Thor-Arne Løvland, Simen Rønne, Geir Tandberg, Bernt Olav Tømmermo
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Patent number: 8875794Abstract: The present invention regards a joint for use in a riser (1) extending between a floating installation (3) and a subsea installation (2). The joint comprises an inner pipe segment (21) and an outer pipe segments (22), arranged moveable relative each other in an axial direction and connectable to respective riser segments, forming a chamber (23) between them with a radially extending piston (24), dividing the chamber (23) in a first chamber part (25) and a second chamber part (26), wherein on of said chamber parts (25) in an initial position of the joint is adapted to contain a mainly incompressible fluid, this chamber part (25) decreasing in volume as the inner pipe segment (21) is moved relatively out of the outer pipe segment (22).Type: GrantFiled: February 5, 2010Date of Patent: November 4, 2014Assignee: FMC Kongsberg Subsea ASInventors: Hans-Paul Carlsen, Tor-Øystein Carlsen, John A. Johansen
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Publication number: 20130280420Abstract: A method for manufacturing a composite cable comprises providing a number of electrical conductors which are each covered by insulation, providing a number of fibres for strength, coating the fibres with a liquid thermosetting or thermoplastic resin to form a fibre-resin matrix comprising a number of resin-coated fibres, combining the resin-coated fibres and the conductors to form the cable, and pulling the resultant cable through a curing station to cure the fibre-resin matrix. Before the curing station, the resin-coated fibres are passed through a pre-shaper stage where the fibres are arranged with an orientation parallel to each other and to the conductors and are guided through two guiding plates and at least one pre-shaper element.Type: ApplicationFiled: June 18, 2013Publication date: October 24, 2013Applicant: FMC Kongsberg Subsea ASInventors: Olav Inderberg, Hans-Paul Carlsen, Christian Bendixen, Eirik Gronvold
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Publication number: 20120031622Abstract: The present invention regards a joint for use in a riser (1) extending between a floating installation (3) and a subsea installation (2). The joint comprises an inner pipe segment (21) and an outer pipe segments (22), arranged moveable relative each other in an axial direction and connectable to respective riser segments, forming a chamber (23) between them with a radially extending piston (24), dividing the chamber (23) in a first chamber part (25) and a second chamber part (26), wherein on of said chamber parts (25) in an initial position of the joint is adapted to contain a mainly incompressible fluid, this chamber part (25) decreasing in volume as the inner pipe segment (21) is moved relatively out of the outer pipe segment (22).Type: ApplicationFiled: February 5, 2010Publication date: February 9, 2012Applicant: FMC KONGSBERG SUBSEA ASInventors: Hans-Paul Carlsen, Tor-Øystein Carlsen, John A. Johansen
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Publication number: 20110048728Abstract: A device is described for supporting a riser (10) which is suspended from a vessel (1). The riser is suspended via a gimbal. According to the invention the gimbal consists of two frame parts (26, 28) surrounding an intermediate tubular ring (30) which is filled with a fluid. Substantial bending moments on the riser due to the vessel's movements can thereby be avoided.Type: ApplicationFiled: February 11, 2009Publication date: March 3, 2011Inventors: Hans-Paul Carlsen, Tor-Oystein Carlsen
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Publication number: 20110048727Abstract: The present invention relates to a riser joint for a riser with a joint connecting two parts of a riser where the two parts are allowed angular displacement. According to the invention the riser joint comprises means for connection to the two parts of the riser at a distance from the joint, and means for adding a force between the two parts. The invention also relates to a method for reducing bending moments in a riser at a connection between the riser and a subsea installation.Type: ApplicationFiled: February 13, 2009Publication date: March 3, 2011Applicant: FMC Kongsberg Subsea ASInventors: Hans-Paul Carlsen, Tor-Oystein Carlsen, Olav Inderberg
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Publication number: 20100243316Abstract: The present invention relates to methods for manufacturing a composite cable, cables resulting from the manufacturing process and use of a composite cable in a well. According to the invention there are several elements to enhance a composite cable, where among a preheating process of conductors before joining them with a matrix, aligning the fibers in the matrix in parallel with each other and the conductors, adding exothermic starting agent to the liquid resin, forming the matrix.Type: ApplicationFiled: July 18, 2008Publication date: September 30, 2010Applicant: FMC Kongsberg Subsea ASInventors: Olav Inderberg, Hans-Paul Carlsen, Christian Bendixen, Eirik Grønvold
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Patent number: 7549476Abstract: The present invention concerns a pressure containment device for use in a lubricator. The device includes a housing having a first main bore extending throughout its length a number of transversal bores intersecting the main bore. Pairs of opposing rams are located in the transversal bores to grip and seal around a cable in the main bore.Type: GrantFiled: May 27, 2004Date of Patent: June 23, 2009Assignee: FMC Kongsberg Subsea ASInventors: Hans-Paul Carlsen, Olav Inderberg
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Publication number: 20080271896Abstract: The present invention relates to a heave compensator for a riser, particularly a working riser (9), comprising a telescopic connection (10) with a first chamber (60) which is in fluid connection with the interior of the riser and a second chamber (62) which is connected with a source of pressure fluid. By varying the pressure in the second chamber in response to the movements of the platform, the telescopic connection can be arranged to move in correspondence with the platform's movements, thereby permitting access to the riser during working operations.Type: ApplicationFiled: May 23, 2005Publication date: November 6, 2008Applicant: FMC Kongsberg Subsea ASInventors: Olav Inderberg, Hans-Paul Carlsen, Anthony D. Muff
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Publication number: 20070119595Abstract: The present invention concerns a pressure containment device for use in a lubricator. The device includes a housing having a first main bore extending throughout its length a number of transversal bores intersecting the main bore. Pairs of opposing rams are located in the transversal bores to grip and seal around a cable in the main bore.Type: ApplicationFiled: May 27, 2004Publication date: May 31, 2007Applicant: FMC Kingsberg Subsea ASInventors: Hans-Paul Carlsen, Olav Inderberg
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Patent number: 6843321Abstract: A device for intervention of a subsea oil and/or gas well by means of a tool (8) suspended by a cable (9), fed from or withdrawn to a vessel (1) and driven by a drive mechanism (12) located on the vessel. The device comprises a lubricator (5) having a tool housing for the insertion of the tool into the well, and a stuffing box (40) sealing around the cable after the tool is inserted into the well. According to the invention an injector which drives the cable in the well is located on the lubricator, and is controllable independently of the drive mechanism for the cable located on the vessel. The drive mechanism and the injector may be synchronized in a manner, among others, providing that the cable is hanging in a predetermined arc during the intervention, whereby the vessel may be moved from the well. Moreover, the invention relates to a method and a cable used together with the device.Type: GrantFiled: February 20, 2001Date of Patent: January 18, 2005Assignee: FMC Kongsberg Subsea ASInventor: Hans-Paul Carlsen
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Patent number: 6739570Abstract: A safety valve of the type where two valve elements (4) in a bore (3) can be moved towards each other for closing a flow path (2). Each valve element comprises two parts (10, 20), each of which is connected to an actuator (5, 6), thus enabling them to be moved independently of each other.Type: GrantFiled: December 4, 2001Date of Patent: May 25, 2004Assignee: FMC Kongsberg Subsea ASInventor: Hans-Paul Carlsen
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Patent number: 6733203Abstract: A clamping device for a wire or cable (2), the end of which has to be attached in a housing (10) includes two clamping bodies (7, 8) with interacting conical surfaces. One clamping body (7) is arranged for receiving and passing through the cable (2), which has to be secured. The second clamping body (8) is arranged to exert pressure against the first clamping body for frictional securing of the cable. The clamping bodies are arranged in such a manner that when the tension in the cable increases the clamping bodies enclose the cable more tightly. The invention is particularly suitable for tools that have to be lowered into a well by the cable.Type: GrantFiled: December 14, 2001Date of Patent: May 11, 2004Assignee: FMC Kongsberg Subsea ASInventors: Hans-Paul Carlsen, Gunnar Herø
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Publication number: 20030155127Abstract: A device for intervention of a subsea oil and/or gas well by means of a tool (8) suspended by a cable (9), fed from or withdrawn to a vessel (1) and driven by a drive mechanism (12) located on the vessel. The device comprises a lubricator (5) having a tool housing for the insertion of the tool into the well, and a stuffing box (40) sealing around the cable after the tool is inserted into the well. According to the invention an injector which drives the cable in the well is located on the lubricator, and is controllable independently of the drive mechanism for the cable located on the vessel. The drive mechanism and the injector may be synchronized in a manner, among others, providing that the cable is hanging in a predetermined arc during the intervention, whereby the vessel may be moved from the well. Moreover, the invention relates to a method and a cable used together with the device.Type: ApplicationFiled: December 16, 2002Publication date: August 21, 2003Inventor: Hans-Paul Carlsen