EP 3155212 A2 20170419 - HIGH PRESSURE GAS STORAGE
Title (en)
HIGH PRESSURE GAS STORAGE
Title (de)
HOCHDRUCKGASSPEICHERUNG
Title (fr)
STOCKAGE DE GAZ HAUTE-PRESSION
Publication
Application
Priority
- US 201414303304 A 20140612
- US 201414468643 A 20140826
- US 2015035484 W 20150612
Abstract (en)
[origin: WO2015191957A2] A storage wellhead allowing on-line system maintenance and testing is provided. Including at least two fluidically parallel gas passages adapted to allow testing or maintenance of one gas passage, while the other gas passage remains in service. The gas may be hydrogen. Also including at least two fluidically parallel liquid passages adapted to allow testing or maintenance of one liquid passage, while the other liquid passage remains in service. The liquid may be brine.
IPC 8 full level
E21B 34/02 (2006.01); B65G 5/00 (2006.01); E21B 33/03 (2006.01); E21B 41/00 (2006.01); F17C 1/00 (2006.01)
CPC (source: EP US)
E21B 33/03 (2013.01 - EP US); E21B 34/02 (2013.01 - EP US); E21B 41/0057 (2013.01 - EP US)
Citation (search report)
See references of WO 2015191957A2
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)
WO 2015191957 A2 20151217; WO 2015191957 A3 20160324; EP 3155212 A2 20170419; EP 3155212 B1 20180815; US 2015361748 A1 20151217
DOCDB simple family (application)
US 2015035484 W 20150612; EP 15795036 A 20150612; US 201414468643 A 20140826