Global Patent Index - EP 2914801 A4

EP 2914801 A4 20160518 - CORE BARREL HOLDER AND METHODS OF USING SAME

Title (en)

CORE BARREL HOLDER AND METHODS OF USING SAME

Title (de)

KERNBEHÄLTERHALTER UND VERFAHREN ZUR VERWENDUNG DAVON

Title (fr)

SUPPORT DE CAROTTIER ET SES PROCÉDÉS D'UTILISATION

Publication

EP 2914801 A4 20160518 (EN)

Application

EP 12887602 A 20121101

Priority

US 2012063006 W 20121101

Abstract (en)

[origin: WO2014070183A2] A core barrel holder for supporting a core barrel during removal of a core sample from the core barrel. The core barrel holder includes a housing, an inner sleeve, a plurality of support elements extending radially inwardly within the inner sleeve, a spring, and a cap. Upon positioning of the core barrel holder in an operative position, the inner sleeve receives the core barrel. Upon advancement of the core barrel through the inner sleeve, the plurality of support elements frictionally engage the core barrel within the inner sleeve.

IPC 8 full level

E21B 25/00 (2006.01); E21B 25/08 (2006.01); E21B 25/10 (2006.01)

CPC (source: EP)

E21B 25/00 (2013.01); E21B 25/005 (2013.01)

Citation (search report)

  • [A] WO 2011003990 A2 20110113 - HALLIBURTON ENERGY SERV INC [US], et al
  • [A] DE 19924035 C1 20001026 - LAESSIG LOTHAR [DE]
  • [A] US 4930587 A 19900605 - YOUNG DAVID E [US], et al
  • [A] "Roller Latch (TM) Underground Head Assembly", 27 February 2012 (2012-02-27), XP054976451, Retrieved from the Internet <URL:https://www.youtube.com/watch?v=omhBZSTtqBY> [retrieved on 20160301]
  • See references of WO 2014070183A2

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 2014070183 A2 20140508; WO 2014070183 A3 20141106; AU 2012393569 A1 20150507; AU 2012393569 B2 20160218; CA 2889027 A1 20140508; CA 3006180 A1 20140508; EP 2914801 A2 20150909; EP 2914801 A4 20160518; EP 2914801 B1 20170802; ZA 201502704 B 20161221

DOCDB simple family (application)

US 2012063006 W 20121101; AU 2012393569 A 20121101; CA 2889027 A 20121101; CA 3006180 A 20121101; EP 12887602 A 20121101; ZA 201502704 A 20150421