EP 2929123 B1 20191113 - DOWNHOLE APPARATUS AND METHOD
Title (en)
DOWNHOLE APPARATUS AND METHOD
Title (de)
BOHRLOCHVORRICHTUNG UND -VERFAHREN
Title (fr)
APPAREIL ET PROCÉDÉ DE FOND
Publication
Application
Priority
- GB 201221837 A 20121204
- GB 2013053199 W 20131203
Abstract (en)
[origin: WO2014087153A2] A downhole apparatus(10) for use in activating a downhole tool (T). The apparatus (10) comprises a seat (18) configured to receive an object, such as a ball (16). The seat (18) comprises a convex object engaging surface(24) for engaging the object.
IPC 8 full level
E21B 23/04 (2006.01); E21B 34/14 (2006.01)
CPC (source: EP RU US)
E21B 23/08 (2013.01 - RU); E21B 33/12 (2013.01 - US); E21B 34/10 (2013.01 - RU); E21B 34/12 (2013.01 - US); E21B 34/142 (2020.05 - EP RU US); E21B 2200/06 (2020.05 - 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 2014087153 A2 20140612; WO 2014087153 A3 20141224; AU 2013353836 A1 20150611; AU 2013353836 B2 20170119; CA 2892777 A1 20140612; EP 2929123 A2 20151014; EP 2929123 B1 20191113; RU 2015126785 A 20170110; RU 2655074 C2 20180523; US 2015308229 A1 20151029
DOCDB simple family (application)
GB 2013053199 W 20131203; AU 2013353836 A 20131203; CA 2892777 A 20131203; EP 13810985 A 20131203; RU 2015126785 A 20131203; US 201314649590 A 20131203