EP 2630331 A4 20170614 - CLUSTERED WELLHEAD TRUNKLINE PROTECTION AND TESTING SYSTEM WITH ESP SPEED CONTROLLER AND EMERGENCY ISOLATION VALVE
Title (en)
CLUSTERED WELLHEAD TRUNKLINE PROTECTION AND TESTING SYSTEM WITH ESP SPEED CONTROLLER AND EMERGENCY ISOLATION VALVE
Title (de)
SCHUTZ- UND TESTSYSTEM FÜR EINE HAUPTLEITUNG VON GRUPPIERTEN BOHRLOCHKÖPFEN MIT ESP-GESCHWINDIGKEITSREGLER UND NOTABSPERRVENTIL
Title (fr)
SYSTÈME DE PROTECTION ET DE TEST DE CANALISATION PRINCIPALE DE TÊTE DE PUITS REGROUPÉE AVEC DISPOSITIF DE COMMANDE DE VITESSE ESP ET VANNE D'ISOLEMENT D'URGENCE
Publication
Application
Priority
- US 40543110 P 20101021
- US 2011056145 W 20111013
Abstract (en)
[origin: WO2012054295A1] The systems and processes of the present invention includes ESP variable speed drive controllers that function in conjunction with a safety logic solver, pressure sensors, and an emergency isolation valve to perform a functional test of the complete wellhead trunkline protection system without interruption of production.
IPC 8 full level
E21B 47/00 (2012.01); E21B 47/10 (2012.01); F04B 49/02 (2006.01); F04B 49/06 (2006.01); F04B 49/20 (2006.01)
CPC (source: EP)
E21B 47/008 (2020.05); E21B 47/117 (2020.05); F04B 49/02 (2013.01); F04B 49/06 (2013.01); F04B 49/20 (2013.01); F17D 1/00 (2013.01); F17D 5/005 (2013.01)
Citation (search report)
- [A] US 2010071775 A1 20100325 - RATCLIFFE ANTHONY JAMES [GB]
- [A] US 2008262736 A1 20081023 - THIGPEN BRIAN L [US], et al
- See references of WO 2012054295A1
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 2012054295 A1 20120426; BR 112013002186 A2 20160531; CA 2810721 A1 20120426; CA 2810721 C 20180501; CN 103221634 A 20130724; CN 103221634 B 20160824; EA 024606 B1 20161031; EA 201390043 A1 20130830; EP 2630331 A1 20130828; EP 2630331 A4 20170614; MX 2013004432 A 20130603
DOCDB simple family (application)
US 2011056145 W 20111013; BR 112013002186 A 20111013; CA 2810721 A 20111013; CN 201180041237 A 20111013; EA 201390043 A 20111013; EP 11834883 A 20111013; MX 2013004432 A 20111013