EP 1999342 A2 20081210 - DRILL BIT ASSEMBLY WITH A LOGGING DEVICE
Title (en)
DRILL BIT ASSEMBLY WITH A LOGGING DEVICE
Title (de)
BOHRSPITZENANORDNUNG MIT EINER BOHRLOCHVERMESSUNGSVORRICHTUNG
Title (fr)
ENSEMBLE TRÉPAN ÉQUIPÉ D'UN DISPOSITIF DE DIAGRAPHIE
Publication
Application
Priority
- US 2007064544 W 20070321
- US 27738006 A 20060324
- US 30602206 A 20061214
- US 30630706 A 20061222
Abstract (en)
[origin: WO2007130749A2] In some aspects of the present invention, a drill bit assembly has a body portion intermediate a shank portion and a working portion. The working portion has at least one cutting element. In some embodiments, the drill bit assembly has a shaft with an end substantially coaxial to a central axis of the assembly. The end of the shaft substantially protrudes from the working portion, and at least one downhole logging device is disposed within or in communication with the shaft.
IPC 8 full level
E21B 47/00 (2012.01); E21B 10/00 (2006.01); E21B 10/26 (2006.01); E21B 10/60 (2006.01); E21B 47/013 (2012.01); E21B 47/12 (2012.01); E21B 49/00 (2006.01)
CPC (source: EP US)
E21B 10/60 (2013.01 - EP); E21B 47/013 (2020.05 - EP US)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA HR MK RS
DOCDB simple family (publication)
WO 2007130749 A2 20071115; WO 2007130749 A3 20081016; AU 2007248310 A1 20071115; AU 2007248310 B2 20120607; BR PI0709363 A2 20110712; CA 2647416 A1 20071115; CA 2647416 C 20140506; CN 101454537 A 20090610; CN 101454537 B 20130206; EP 1999342 A2 20081210; EP 1999342 A4 20141105; MX 2008012078 A 20090406; MY 144681 A 20111031; NO 20084384 L 20081020
DOCDB simple family (application)
US 2007064544 W 20070321; AU 2007248310 A 20070321; BR PI0709363 A 20070321; CA 2647416 A 20070321; CN 200780019023 A 20070321; EP 07759037 A 20070321; MX 2008012078 A 20070321; MY PI20083683 A 20070321; NO 20084384 A 20081020