EP 3214260 B1 20230426 - METHOD FOR MAKING A BOREHOLE IN THE SOIL AND SOIL BORING DEVICE AND USE
Title (en)
METHOD FOR MAKING A BOREHOLE IN THE SOIL AND SOIL BORING DEVICE AND USE
Title (de)
VERFAHREN ZUM EINBRINGEN EINER BOHRUNG IN DAS ERDREICH UND ERDBOHRVORRICHTUNG SOWIE VERWENDUNG
Title (fr)
PROCÉDÉ DESTINÉ À PRATIQUER UN FORAGE DANS LE SOL ET DISPOSITIF DE FORAGE DU SOL ET UTILISATION
Publication
Application
Priority
DE 102016002479 A 20160303
Abstract (en)
[origin: US2017254192A1] A method for introducing a borehole into the ground includes advancing at least two drill heads, detecting one of the two drill heads is detected by a detection unit on the other drill head, and adapting the direction of advance of at least one of the drill heads relative to the other drill head.
IPC 8 full level
E21B 7/04 (2006.01); E21B 47/0228 (2012.01)
CPC (source: EP US)
E21B 7/046 (2013.01 - EP); E21B 47/0228 (2020.05 - EP US); E21B 47/024 (2013.01 - US); E21B 47/092 (2020.05 - US); E21B 7/046 (2013.01 - US)
Citation (examination)
- JP 2010059678 A 20100318 - TAISEI CORP
- JP H0372195 A 19910327 - KOMATSU MFG CO LTD, et al
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)
EP 3214260 A1 20170906; EP 3214260 B1 20230426; DE 102016002479 A1 20170907; JP 2017160777 A 20170914; JP 6594363 B2 20191023; US 10400576 B2 20190903; US 2017254192 A1 20170907
DOCDB simple family (application)
EP 17000323 A 20170302; DE 102016002479 A 20160303; JP 2017040488 A 20170303; US 201715446621 A 20170301