EP 2633157 A2 20130904 - DOWNHOLE TOOL DEPLOYMENT MEASUREMENT METHOD AND APPARATUS
Title (en)
DOWNHOLE TOOL DEPLOYMENT MEASUREMENT METHOD AND APPARATUS
Title (de)
VERFAHREN UND VORRICHTUNG ZUR EINSATZMESSUNG EINES BOHRLOCHWERKZEUGS
Title (fr)
PROCÉDÉ ET APPAREIL DE MESURE DE DÉPLOIEMENT D'OUTIL DE FOND DE TROU
Publication
Application
Priority
- US 40680210 P 20101026
- US 2011057867 W 20111026
Abstract (en)
[origin: US2012097452A1] In one aspect, an apparatus for conveying a tool while drilling a wellbore is provided. The apparatus includes a line coupled to the tool, a conveying assembly coupled to the line, the conveying assembly located at a surface and configured to release the line to convey the tool into the drill string and a sub including a passage for the line to pass therethrough. The apparatus also includes a measuring device configured to determine a position of the tool within the drill string by determining a length of the line that is conveyed along with the tool into the drill string.
IPC 8 full level
E21B 47/00 (2012.01); E21B 47/01 (2012.01); E21B 47/09 (2012.01); E21B 47/12 (2012.01)
CPC (source: EP US)
E21B 47/09 (2013.01 - EP US)
Citation (search report)
See references of WO 2012058296A2
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)
US 2012097452 A1 20120426; CA 2816074 A1 20120503; EP 2633157 A2 20130904; WO 2012058296 A2 20120503; WO 2012058296 A3 20120802
DOCDB simple family (application)
US 201113277769 A 20111020; CA 2816074 A 20111026; EP 11837007 A 20111026; US 2011057867 W 20111026