Global Patent Index - EP 2160535 A4

EP 2160535 A4 20170607 - PRESSURE RELIEF VALVE AND METHOD FOR SUBSEA COMPONENTS

Title (en)

PRESSURE RELIEF VALVE AND METHOD FOR SUBSEA COMPONENTS

Title (de)

DRUCKENTLASTUNGSVENTIL UND ENTSPRECHENDES VERFAHREN FÜR UNTERWASSERKOMPONENTEN

Title (fr)

SOUPAPE DE LIBÉRATION DE PRESSION ET PROCÉDÉ POUR COMPOSANTS SOUS-MARINS

Publication

EP 2160535 A4 20170607 (EN)

Application

EP 08826060 A 20080430

Priority

  • US 2008061979 W 20080430
  • US 91517007 P 20070501

Abstract (en)

[origin: WO2009005883A2] A relief valve for a pressure vessel includes a housing having an inner bore extending between an inlet and an outlet, a piston located within the inner bore, a spring disposed about the piston and configured to bias the piston into a closed position, a test port in communication with the inner bore, a removable test plug sealingly disposed within the test port, and a first seal and a second seal disposed within the inner bore on either side of the test port, the first and second seals configured to engage the piston and hydraulically isolate the inlet from the outlet when the piston is in the closed position.

IPC 8 full level

F16K 17/04 (2006.01)

CPC (source: EP)

F16K 17/046 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2009005883 A2 20090108; WO 2009005883 A3 20090709; AR 066413 A1 20090819; AU 2008270957 A1 20090108; AU 2008270957 B2 20140403; BR PI0809878 A2 20140930; CA 2685771 A1 20090108; CA 2685771 C 20151020; CN 101675282 A 20100317; CN 101675282 B 20120613; EP 2160535 A2 20100310; EP 2160535 A4 20170607; MX 2009011845 A 20091126; MY 154506 A 20150630; SG 10201509023Q A 20151230

DOCDB simple family (application)

US 2008061979 W 20080430; AR P080101856 A 20080502; AU 2008270957 A 20080430; BR PI0809878 A 20080430; CA 2685771 A 20080430; CN 200880014379 A 20080430; EP 08826060 A 20080430; MX 2009011845 A 20080430; MY PI20094463 A 20080430; SG 10201509023Q A 20080430