Patents by Inventor Allan McCOLL
Allan McCOLL 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: 11788373Abstract: A control system for controlling disconnection of riser system that extends between a vessel and a subsea location that comprises a wellbore, the riser system configured to receive a string in use, the control system being configured to disconnect the riser system according to a sequence of operations, the sequence of operations comprising disconnecting the riser system prior to or simultaneous with cutting the string and sealing the well bore.Type: GrantFiled: August 22, 2022Date of Patent: October 17, 2023Assignee: NOBLE DRILLING A/SInventor: Allan McColl
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Publication number: 20230123839Abstract: A control system for controlling disconnection of riser system that extends between a vessel and a subsea location that comprises a wellbore, the riser system configured to receive a string in use, the control system being configured to disconnect the riser system according to a sequence of operations, the sequence of operations comprising disconnecting the riser system prior to or simultaneous with cutting the string and sealing the well bore.Type: ApplicationFiled: August 22, 2022Publication date: April 20, 2023Inventor: Allan MCCOLL
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Patent number: 11421503Abstract: A control system for controlling disconnection of riser system that extends between a vessel and a subsea location that comprises a wellbore, the riser system configured to receive a string in use, the control system being configured to disconnect the riser system according to a sequence of operations, the sequence of operations comprising disconnecting the riser system prior to or simultaneous with cutting the string and sealing the well bore.Type: GrantFiled: February 14, 2019Date of Patent: August 23, 2022Assignee: MAERSK DRILLING A/SInventor: Allan McColl
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Publication number: 20210079753Abstract: A control system for controlling disconnection of riser system that extends between a vessel and a subsea location that comprises a wellbore, the riser system configured to receive a string in use, the control system being configured to disconnect the riser system according to a sequence of operations, the sequence of operations comprising disconnecting the riser system prior to or simultaneous with cutting the string and sealing the well bore.Type: ApplicationFiled: February 14, 2019Publication date: March 18, 2021Inventor: Allan MCCOLL
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Patent number: 10570672Abstract: An offshore drilling rig includes a drill deck, at least one primary well center and a diverter system arranged below the primary well center, a drilling support structure extending upwardly from the drill deck and above the primary well center and the other work center and a first and a second hoisting system supported by the drilling support structure and being adapted for raising or lowering a first and a second load carrier, respectively, and where the offshore drilling rig includes a positioning system adapted for selectively positioning at least the first load carrier in at least a first or a second horizontal position different from the first horizontal position, where the first load carrier in the first horizontal position is positioned above the primary well center, and in the second horizontal position is positioned above the other work center.Type: GrantFiled: May 17, 2019Date of Patent: February 25, 2020Assignee: Maersk Drilling A/SInventors: Michael Kannegaard, Allan McColl, Jesper Holck
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Publication number: 20190271195Abstract: An offshore drilling rig includes a drill deck, at least one primary well center and a diverter system arranged below the primary well center, a drilling support structure extending upwardly from the drill deck and above the primary well center and the other work center and a first and a second hoisting system supported by the drilling support structure and being adapted for raising or lowering a first and a second load carrier, respectively, and where the offshore drilling rig includes a positioning system adapted for selectively positioning at least the first load carrier in at least a first or a second horizontal position different from the first horizontal position, where the first load carrier in the first horizontal position is positioned above the primary well center, and in the second horizontal position is positioned above the other work center.Type: ApplicationFiled: May 17, 2019Publication date: September 5, 2019Applicant: Maersk Drilling A/SInventors: Michael Kannegaard, Allan McColl, Jesper Holck
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Patent number: 10323467Abstract: An offshore drilling rig comprising a drill deck, at least one primary well center and a diverter system arranged below the primary well center, a drilling support structure extending upwardly from the drill deck and above the primary well center and the other work center and a first and a second hoisting system supported by the drilling support structure and being adapted for raising or lowering a first and a second load carrier, respectively, and where the offshore drilling rig comprises a positioning system adapted for selectively positioning at least the first load carrier in at least a first or a second horizontal position different from the first horizontal position, where the first load carrier in the first horizontal position is positioned above the primary well center, and in the second horizontal position is positioned above the other work center.Type: GrantFiled: March 17, 2014Date of Patent: June 18, 2019Assignee: Maersk Drilling A/SInventors: Michael Kannegaard, Allan McColl, Jesper Holck
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Patent number: 10202808Abstract: An offshore drilling rig includes a drill deck, at least one work center arranged in the drill deck; a diverter system operatively connectable at least to a riser extending towards the seafloor; a hoisting system adapted for raising or lowering tubular equipment through the work center; wherein the offshore drilling rig includes a first positioning system configured for positioning at least the work center and/or the diverter system and/or a riser tensioning system selectively at a first horizontal position and a second horizontal position, different from the first horizontal position; and wherein the hoisting system is operable to raise or lower tubular equipment through the work center when said work center is positioned at said first horizontal position.Type: GrantFiled: July 12, 2017Date of Patent: February 12, 2019Assignee: MAERSK DRILLING A/SInventors: Michael Kannegaard, Allan McColl, Jesper Holck
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Publication number: 20180002987Abstract: An offshore drilling rig includes a drill deck, at least one work center arranged in the drill deck; a diverter system operatively connectable at least to a riser extending towards the seafloor; a hoisting system adapted for raising or lowering tubular equipment through the work center; wherein the offshore drilling rig includes a first positioning system configured for positioning at least the work center and/or the diverter system and/or a riser tensioning system selectively at a first horizontal position and a second horizontal position, different from the first horizontal position; and wherein the hoisting system is operable to raise or lower tubular equipment through the work center when said work center is positioned at said first horizontal position.Type: ApplicationFiled: July 12, 2017Publication date: January 4, 2018Applicant: Mærsk Drilling A/SInventors: Michael Kannegaard, Allan McCOLL, Jesper HOLCK
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Patent number: 9856705Abstract: Embodiments of an offshore drilling rig including—a drill floor deck having a hole defining a first well center;—a first mast upwardly extending relative to the drill floor deck;—a first hoisting system supported by the first mast and configured for hoisting and lowering tubular equipment through the first well center; wherein the load bearing structure of the first hoisting system is displaced from and located on a first side of the first well center;—first pipe handling equipment for moving tubular equipment to the first hoisting system so as to allow the first hoisting system to hoist or lower the tubular equipment through the first well center; wherein the first pipe handling equipment is operable to move tubular equipment at least partly underneath the load bearing structure and/or through a gap formed in said load bearing structure.Type: GrantFiled: January 13, 2014Date of Patent: January 2, 2018Assignee: MAERSK DRILLING A/SInventors: Michael Kannegaard, Allan McColl
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Patent number: 9714546Abstract: An offshore drilling rig comprising a drill deck, at least one work center arranged in the drill deck; a diverter system operatively connectable at least to a riser extending towards the seafloor; a hoisting system adapted for raising or lowering tubular equipment through the work center; wherein the offshore drilling rig comprises a first positioning system configured for positioning at least the work center and/or the diverter system and/or a riser tensioning system selectively at a first horizontal position and a second horizontal position, different from the first horizontal position; and wherein the hoisting system is operable to raise or lower tubular equipment through the work center when said work center is positioned at said first horizontal position.Type: GrantFiled: March 17, 2014Date of Patent: July 25, 2017Assignee: MAERSK DRILLING A/SInventors: Michael Kannegaard, Allan McColl, Jesper Holck
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Patent number: 9624739Abstract: An offshore drilling rig comprising a drill floor deck having a hole defining a first well center. The drilling rig may further include a first hoisting system configured for hoisting and lowering tubular equipment through the first well center. The drilling rig may further include first pipe handling equipment for presenting tubular equipment to the first hoisting system so as to allow the first hoisting system to hoist or lower the tubular equipment through the first well center.Type: GrantFiled: January 13, 2014Date of Patent: April 18, 2017Assignee: MAERSK DRILLING A/SInventors: Michael Kannegaard, Allan McColl
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Patent number: 9458680Abstract: Disclosed herein are embodiments of an offshore drilling rig comprising a drill floor deck having a hole defining a first well center. Embodiments of the drilling rig further comprise a first mast upwardly extending relative to the drill floor deck, and a first hoisting system supported by the first mast and configured for hoisting and lowering tubular equipment through the first well center. The first mast is located on a first side of the first well center. Embodiments of the drilling rig further comprise first pipe handling equipment for presenting tubular equipment to the first hoisting system so as to allow the first hoisting system to hoist or lower the tubular equipment through the first well center.Type: GrantFiled: February 21, 2013Date of Patent: October 4, 2016Assignee: MAERSK DRILLING A/SInventors: Michael Kannegaard, Allan McColl
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Publication number: 20160032659Abstract: An offshore drilling rig comprising a drill deck, at least one work center arranged in the drill deck; a diverter system operatively connectable at least to a riser extending towards the seafloor; a hoisting system adapted for raising or lowering tubular equipment through the work center; wherein the offshore drilling rig comprises a first positioning system configured for positioning at least the work center and/or the diverter system and/or a riser tensioning system selectively at a first horizontal position and a second horizontal position, different from the first horizontal position; and wherein the hoisting system is operable to raise or lower tubular equipment through the work center when said work center is positioned at said first horizontal position.Type: ApplicationFiled: March 17, 2014Publication date: February 4, 2016Applicant: Mærsk Drilling A/SInventors: Michael KANNEGAARD, Allan McCOLL, Jesper HOLCK
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Publication number: 20160024852Abstract: An offshore drilling rig comprising a drill deck, at least one primary well center and a diverter system arranged below the primary well center, a drilling support structure extending upwardly from the drill deck and above the primary well center and the other work center and a first and a second hoisting system supported by the drilling support structure and being adapted for raising or lowering a first and a second load carrier, respectively, and where the offshore drilling rig comprises a positioning system adapted for selectively positioning at least the first load carrier in at least a first or a second horizontal position different from the first horizontal position, where the first load carrier in the first horizontal position is positioned above the primary well center, and in the second horizontal position is positioned above the other work center.Type: ApplicationFiled: March 17, 2014Publication date: January 28, 2016Inventors: Michael KANNEGAARD, Allan McCOLL, Jesper HOLCK
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Publication number: 20150354293Abstract: Embodiments of an offshore drilling rig including a drill floor deck having a hole defining a first well centre; a first mast upwardly extending relative to the drill floor deck; a first hoisting system supported by the first mast and configured for hoisting and lowering tubular equipment through the first well centre; wherein the load bearing structure of the first hoisting system is displaced from and located on a first side of the first well centre; first pipe handling equipment for moving tubular equipment to the first hoisting system so as to allow the first hoisting system to hoist or lower the tubular equipment through the first well centre; wherein the first pipe handling equipment is operable to move tubular equipment at least partly underneath the load bearing structure and/or through a gap formed in said load bearing structure.Type: ApplicationFiled: January 13, 2014Publication date: December 10, 2015Applicant: MÆRSK DRILLING A/SInventors: Michael Kannegaard, Allan McColl
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Publication number: 20150354294Abstract: An offshore drilling rig comprising a drill floor deck having a hole defining a first well centre. The drilling rig may further include a first hoisting system configured for hoisting and lowering tubular equipment through the first well centre. The drilling rig may further include first pipe handling equipment for presenting tubular equipment to the first hoisting system so as to allow the first hoisting system to hoist or lower the tubular equipment through the first well centre.Type: ApplicationFiled: January 13, 2014Publication date: December 10, 2015Applicant: MÆRSK DRILLING A/SInventors: Michael Kannegaard, Allan McColl
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Publication number: 20140196948Abstract: Disclosed herein are embodiments of an offshore drilling rig comprising a drill floor deck having a hole defining a first well centre. Embodiments of the drilling rig further comprise a first mast upwardly extending relative to the drill floor deck, and a first hoisting system supported by the first mast and configured for hoisting and lowering tubular equipment through the first well centre. The first mast is located on a first side of the first well centre. Embodiments of the drilling rig further comprise first pipe handling equipment for presenting tubular equipment to the first hoisting system so as to allow the first hoisting system to hoist or lower the tubular equipment through the first well centre.Type: ApplicationFiled: February 21, 2013Publication date: July 17, 2014Applicant: A.P. Moller - Maersk A/SInventors: Michael KANNEGAARD, Allan McCOLL