EP 3390762 B1 20240320 - SYSTEM AND METHOD FOR PERFORMING WELL OPERATIONS
Title (en)
SYSTEM AND METHOD FOR PERFORMING WELL OPERATIONS
Title (de)
SYSTEM UND VERFAHREN ZUR DURCHFÜHRUNG VON BOHRLOCHOPERATIONEN
Title (fr)
SYSTÈME ET PROCÉDÉ DE RÉALISATION D'OPÉRATIONS DE FORAGE
Publication
Application
Priority
- NO 20151749 A 20151218
- EP 2016069859 W 20160823
Abstract (en)
[origin: WO2017102109A1] System and associates method for performing well operations in a plurality of hydrocarbon wells (120a, 120b, 120c) of a wellhead cluster (104), which system comprises a main drilling rig (106) comprising a main drilling unit (107) displaying a drill floor (108) and comprising a drilling and hoisting system (109) arranged to operate on the drill floor about a well centre (110), wherein the main drilling unit is positioned at least partially vertically above the wellhead cluster enabling the drilling and hoisting system to perform well operations in the plurality of hydrocarbon wells. A plurality of secondary drilling units (105a, 105b), each comprising its own drilling equipment for performing drilling operations, are positioned on the wellhead cluster below the main drilling unit for performing well operations in the plurality of hydrocarbon wells, wherein the main drilling unit and at least one of the plurality of secondary drilling units are arranged for performing alternating well operations in at least one of the plurality of hydrocarbon wells.
IPC 8 full level
E21B 15/00 (2006.01); E21B 15/02 (2006.01)
CPC (source: EP KR NO US)
E02B 17/027 (2013.01 - NO); E21B 7/00 (2013.01 - NO); E21B 7/026 (2013.01 - KR US); E21B 15/003 (2013.01 - EP KR NO US); E21B 15/02 (2013.01 - EP KR US); E21B 19/00 (2013.01 - KR US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
WO 2017102109 A1 20170622; CN 108463610 A 20180828; EP 3390762 A1 20181024; EP 3390762 B1 20240320; KR 102629169 B1 20240124; KR 20180125443 A 20181123; MX 2018007373 A 20181217; NO 20151749 A1 20170619; NO 340840 B1 20170626; SG 11201804955Y A 20180730; US 2017175457 A1 20170622
DOCDB simple family (application)
EP 2016069859 W 20160823; CN 201680074425 A 20160823; EP 16754302 A 20160823; KR 20187019170 A 20160823; MX 2018007373 A 20160823; NO 20151749 A 20151218; SG 11201804955Y A 20160823; US 201615243993 A 20160823