EP 3309351 A1 20180418 - EXPANSION ASSEMBLY
Title (en)
EXPANSION ASSEMBLY
Title (de)
EXPANSIONSANORDNUNG
Title (fr)
ENSEMBLE EXPANSIF
Publication
Application
Priority
EP 16193476 A 20161012
Abstract (en)
The present invention relates to an expansion assembly (1) for connection with a drill pipe (2) for expansion of a completion component (3) in a well (4) having a longitudinal axis (5), comprising an expansion unit (6) comprising a tubular element (7) comprising a first (8) end and a second end (10) and a wall (11) having an outer face (12) and an outlet (14) for ejection of pressurised fluid, and a first sealing element (15, 15A) and a second sealing element (15, 15B) arranged on the outer face on each side of the outlet, and a positioning unit (20) comprising a body (21) and a first fixation element (22, 22A) movable between a projected position and a retracted position in relation to the body, the positioning unit being connected with the second end of the tubular element in order to maintain the expansion unit in a position during expansion. The present invention further relates to a downhole system.
IPC 8 full level
E21B 33/127 (2006.01); E21B 43/10 (2006.01)
CPC (source: EP)
E21B 33/1272 (2013.01); E21B 43/105 (2013.01)
Citation (search report)
- [XY] GB 2526596 A 20151202 - META DOWNHOLE LTD [GB]
- [Y] WO 2010136806 A2 20101202 - READ WELL SERVICES LTD [GB], et al
- [Y] EP 2818631 A1 20141231 - WELLTEC AS [DK]
- [A] US 7017670 B2 20060328 - HAZEL PAUL RODERICK [GB], et al
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
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
DOCDB simple family (application)
EP 16193476 A 20161012