Patents Assigned to Aker Well Service AS
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Publication number: 20140262299Abstract: The present invention relates to an apparatus and a method for collecting debris in a wellbore.Type: ApplicationFiled: November 7, 2012Publication date: September 18, 2014Applicant: AKER WELL SERVICE ASInventor: Bård Martin Tinnen
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Publication number: 20140238695Abstract: A stroker device (1) for use in a borehole (2) in the ground, the stroker (1) at least comprising an actuator (6) arranged for displacing a tool (10) in a longitudinal direction of the borehole (2), and grippers (26) arranged to anchor the stroker (1) to the wall (36) of the borehole (2), alternatively to a pipe wall, wherein the stroker (1) is provided with driving wheels (34) or driving belts for propulsion.Type: ApplicationFiled: May 5, 2014Publication date: August 28, 2014Applicant: AKER WELL SERVICE ASInventors: Karl Einar Ferkingstad, Arne Motland, Rune Bjorndal
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Publication number: 20140150822Abstract: A method and a device for cleaning an area (48) located inside a restriction (46) by means of a mechanical cleaning tool (1). The restriction (46) having a smaller cross-sectional dimension than the area (48) to be cleaned. The method includes the steps of moving the cleaning tool (1) into or through the restriction (46); moving a mechanical cleaning body (18) radially out into abutment against the area (48) to be cleaned; rotating the cleaning body (18) relative to the area (48) to be cleaned; moving the mechanical cleaning body (18) radially in from the area (48) which has been cleaned; and moving the cleaning tool (1) out from the restriction (46).Type: ApplicationFiled: October 21, 2011Publication date: June 5, 2014Applicant: Aker Well Service ASInventor: Espen Osaland
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Patent number: 8739891Abstract: A stroker device for use in a borehole in the ground includes an actuator arranged for displacing a tool in a longitudinal direction of the borehole, and grippers arranged to anchor the stroker to the wall of the borehole, alternatively to a pipe wall, wherein the stroker is provided with driving wheels or driving belts for propulsion.Type: GrantFiled: April 19, 2010Date of Patent: June 3, 2014Assignee: Aker Well Service ASInventors: Karl Einar Ferkingstad, Arne Motland, Rune Bjørndal
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Patent number: 8572792Abstract: A cleaning tool for a pipe, the cleaning tool being moved inside the pipe while rotating in the main about the longitudinal axis of the pipe, and the cleaning tool including, in addition to a mount, at least two cleaning bodies which are rotatable about their respective individual shafts, the cleaning bodies being provided with an uneven surface, at least part of the external active uneven surface of the cleaning bodies facing the internal mantle surface of the pipe.Type: GrantFiled: December 5, 2006Date of Patent: November 5, 2013Assignee: Aker Well Service ASInventor: Are Sandkleiva
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Patent number: 8561243Abstract: A cleaning tool device (1) for a pipe (10), the cleaning tool (1) being moved internally in the pipe (10) while rotating about substantially the center axis (12) of the pipe (10), and the cleaning tool (1) being provided with a leading cleaning body (2) at its free end portion (4), and there being arranged, close behind the free end portion (4), a tool support (6) which is arranged to bear on the internal jacket surface (16) of the pipe (10), the tool support (6) being provided with at least one rotatable support cleaning body (8?, 8?, 8?? and 8??).Type: GrantFiled: January 13, 2009Date of Patent: October 22, 2013Assignee: Aker Well Service ASInventor: Espen Osaland
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Patent number: 8459364Abstract: A method and a device for securing a well during sluicing in of a well tool includes arranging a landing sleeve provided with a barrier valve in a well tubular downstream of a subsurface safety valve; displacing the well tool into the well tubular until a braking nose being connected to the well tool is placed in the landing sleeve; and unlocking the barrier valve by means of a key being positioned on the leading end portion of the well tool.Type: GrantFiled: November 5, 2009Date of Patent: June 11, 2013Assignee: Aker Well Service ASInventor: Asmund Solland
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Patent number: 8397818Abstract: A method and a device for removing sediment or other undesired material (28) from a cavity (24) in a petroleum well (2) in which a tool (30) is moved down into the petroleum well (2). The method including placing a detonable charge (34) in the tool (30) and detonating the charge (34) after the tool (30) has been positioned in the petroleum well (2).Type: GrantFiled: December 7, 2009Date of Patent: March 19, 2013Assignee: Aker Well Service ASInventors: Espen Osaland, Lasse Haugland
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Patent number: 8376044Abstract: A plug device for closing of a pipe bore where the plug comprises an exterior sleeve formed in a flexible material, and a setting mechanism, and where the setting mechanism comprises wedges which between their passive position and their active position are displaced along a curved path.Type: GrantFiled: March 13, 2008Date of Patent: February 19, 2013Assignee: Aker Well Service ASInventor: John Arild Ostevik
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Patent number: 8302682Abstract: A wireline tractor includes a displacement mechanism and at least one driving wheel positioned on the displacement mechanism so that the driving wheel is held in a biasing manner against a well wall. The displacement mechanism is rotatable or movable between a first position at which the driving wheel bears against the well wall on one side of the wireline tractor, and a second position at which the driving wheel bears against the well wall on the opposite side of the wireline tractor.Type: GrantFiled: February 29, 2008Date of Patent: November 6, 2012Assignee: Aker Well Service ASInventor: Gerald McInally
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Publication number: 20100012315Abstract: A device for a wireline tractor includes at least one driving wheel positioned on a displacement mechanism connected to the wireline tractor, in which the displacement mechanism is arranged so as to hold the driving wheel in a biasing manner against a well wall. The displacement mechanism at least is rotatable or movable between a first position at which the driving wheel bears against the well wall on one side of the wireline tractor, and a second position at which the driving wheel bears against the well wall on the opposite side of the wireline tractor.Type: ApplicationFiled: February 28, 2008Publication date: January 21, 2010Applicant: AKER WELL SERVICE ASInventor: Gerald McInally
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Publication number: 20090320222Abstract: A cleaning tool for a pipe, the cleaning tool being moved inside the pipe while rotating in the main about the longitudinal axis of the pipe, and the cleaning tool including, in addition to a mount, at least two cleaning bodies which are rotatable about their respective individual shafts, the cleaning bodies being provided with an uneven surface, at least part of the external active uneven surface of the cleaning bodies facing the internal mantle surface of the pipe.Type: ApplicationFiled: December 5, 2006Publication date: December 31, 2009Applicant: Aker Well Service ASInventor: Are Sandkleiva
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Patent number: 7493950Abstract: Device for a tool string (2) for insertion in a well, the tool string (2) being provided with a brake nose (1).Type: GrantFiled: April 14, 2003Date of Patent: February 24, 2009Assignee: Aker Well Service ASInventor: Bård Martin Tinnen