EP 3177805 A4 20180321 - A WELL SYSTEM
Title (en)
A WELL SYSTEM
Title (de)
BOHRLOCHSYSTEM
Title (fr)
SYSTÈME DE PUITS
Publication
Application
Priority
- AU 2014903009 A 20140804
- AU 2015050415 W 20150723
Abstract (en)
[origin: WO2016019427A1] A well system comprising at least one gas well extending from a ground surface into the ground, a water production well extending from a surface into the ground and a water drainage well fluidly connecting the at least one gas well to the water production well.
IPC 8 full level
E21B 43/30 (2006.01); E21B 7/00 (2006.01); E21B 43/00 (2006.01); E21B 43/12 (2006.01); E21C 41/18 (2006.01); E21F 7/00 (2006.01); E21F 16/00 (2006.01)
CPC (source: EP US)
E21B 43/006 (2013.01 - EP US); E21B 43/126 (2013.01 - EP US); E21B 43/13 (2020.05 - EP US); E21B 43/30 (2013.01 - US); E21B 43/305 (2013.01 - EP US); E21C 41/18 (2013.01 - US); E21F 7/00 (2013.01 - US); E21F 16/00 (2013.01 - US)
Citation (search report)
- [XAI] US 7513304 B2 20090407 - STAYTON ROBERT JOSEPH [US]
- [XAYI] US 7493951 B1 20090224 - KRAVITS STEPHEN J [US], et al
- [YA] WO 2011084497 A1 20110714 - CHEVRON USA INC, et al
- See references of WO 2016019427A1
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 2016019427 A1 20160211; AU 2015299753 A1 20170223; CA 2956965 A1 20160211; EP 3177805 A1 20170614; EP 3177805 A4 20180321; US 2017226840 A1 20170810
DOCDB simple family (application)
AU 2015050415 W 20150723; AU 2015299753 A 20150723; CA 2956965 A 20150723; EP 15829547 A 20150723; US 201515501202 A 20150723