EP 2961928 B1 20180328 - DEVICE FOR DETECTING THE PRESENCE OF ONE OR MORE CAVITIES IN A BOREHOLE
Title (en)
DEVICE FOR DETECTING THE PRESENCE OF ONE OR MORE CAVITIES IN A BOREHOLE
Title (de)
VORRICHTUNG ZUM ERKENNEN DER ANWESENHEIT EINES ODER MEHRERER HOHLRÄUME IN EINEM BOHRLOCH
Title (fr)
DISPOSITIF DE DÉTECTION DE PRÉSENCE D'UNE OU PLUSIEURS CAVITÉS DANS UN TROU DE FORAGE
Publication
Application
Priority
- SE 1350239 A 20130228
- SE 2014050249 W 20140228
Abstract (en)
[origin: WO2014133449A1] The invention concerns an arrangement for the detection of the presence of a cavity in a borehole intended for the reception of a comprising an extended reinforcement means that comprises a measurement tube, whereby the measurement tube is provided with at least one means for the supply of a measurement medium to the borehole, where the means has the function of a valve that is activated by the application of pressure.
IPC 8 full level
E21D 20/02 (2006.01); E21D 21/00 (2006.01)
CPC (source: EP SE)
E21B 47/00 (2013.01 - SE); E21D 20/028 (2013.01 - EP); E21D 21/0093 (2013.01 - EP)
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 2014133449 A1 20140904; CL 2015002411 A1 20160708; EP 2961928 A1 20160106; EP 2961928 A4 20160921; EP 2961928 B1 20180328; SE 1350239 A1 20140829; SE 537019 C2 20141202
DOCDB simple family (application)
SE 2014050249 W 20140228; CL 2015002411 A 20150827; EP 14757785 A 20140228; SE 1350239 A 20130228