EP 2133507 B1 20110309 - Drilling device and drilling method
Title (en)
Drilling device and drilling method
Title (de)
Bohrvorrichtung und Bohrverfahren
Title (fr)
Dispositif et procédé de forage
Publication
Application
Priority
EP 08010846 A 20080613
Abstract (en)
[origin: EP2133507A1] The device (10) has a drilling element (20) rotatably driven by a drilling drive (16) and moved along rods (12). The drilling element includes an endless screwing drill (22) and an extension (30), where the endless screwing drill is arranged below the drilling drive, and the extension is connected with the endless screwing drill and extends upwards by the drilling drive. A displacement head (40) is arranged between the extension and endless screwing drill, where the extension is formed of a kelly bar with a drive block (32) at an outer side of the drilling element. Independent claims are also included for the following: (1) a drilling method for creating a borehole (2) a method for manufacturing a foundation element.
IPC 8 full level
E21B 7/00 (2006.01); E02D 5/34 (2006.01); E21B 7/26 (2006.01)
CPC (source: EP US)
E02D 5/34 (2013.01 - EP US); E21B 7/005 (2013.01 - EP US); E21B 7/265 (2013.01 - EP US)
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)
EP 2133507 A1 20091216; EP 2133507 B1 20110309; AT E501337 T1 20110315; BR PI0902000 A2 20100413; CN 101603411 A 20091216; CN 101603411 B 20131106; DE 502008002811 D1 20110421; ES 2359754 T3 20110526; JP 2009299459 A 20091224; JP 4980394 B2 20120718; MX 2009005858 A 20100115; PL 2133507 T3 20110930; PT 2133507 E 20110418; SG 158018 A1 20100129; US 2009317194 A1 20091224; US 8322458 B2 20121204
DOCDB simple family (application)
EP 08010846 A 20080613; AT 08010846 T 20080613; BR PI0902000 A 20090615; CN 200910149389 A 20090612; DE 502008002811 T 20080613; ES 08010846 T 20080613; JP 2009142209 A 20090615; MX 2009005858 A 20090603; PL 08010846 T 20080613; PT 08010846 T 20080613; SG 2009037300 A 20090602; US 45734309 A 20090608