Global Patent Index - EP 1990503 B1

EP 1990503 B1 20111005 - Device and method for explosive drilling

Title (en)

Device and method for explosive drilling

Title (de)

Vorrichtung und Verfahren zum Explosionsbohren

Title (fr)

Dispositif et procédé destinés au forage par explosif

Publication

EP 1990503 B1 20111005 (DE)

Application

EP 07009413 A 20070510

Priority

EP 07009413 A 20070510

Abstract (en)

[origin: EP1990503A1] Device for explosive drilling comprises a container (32) filled with liquid oxygen, a container (34) filled with a fuel component, a connecting unit (30) for mixing the liquid oxygen with the fuel component forming explosive capsules and a feeding unit for feeding the capsules to a launching device (20). An independent claim is also included for a method for explosive drilling using the above device. Preferred Features: Capsules with fuel and/or ignition elements for forming the explosive capsules are fed to the connecting unit. The device has a tubular drilling body (12) with a lower end region for the mouth of the launching device.

IPC 8 full level

E21B 7/00 (2006.01)

CPC (source: EP US)

E21B 7/007 (2013.01 - EP US)

Citation (examination)

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

DOCDB simple family (publication)

EP 1990503 A1 20081112; EP 1990503 B1 20111005; AT E527430 T1 20111015; CA 2630850 A1 20081110; CA 2630850 C 20120717; ES 2370989 T3 20111226; PL 1990503 T3 20120330; US 2010032206 A1 20100211; US 7896104 B2 20110301

DOCDB simple family (application)

EP 07009413 A 20070510; AT 07009413 T 20070510; CA 2630850 A 20080507; ES 07009413 T 20070510; PL 07009413 T 20070510; US 14975308 A 20080507