METHOD OF DISINTEGRATING ROCK BY MELTING AND BY SYNERGISM OF WATER STREAMS - Patent 2809867

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EP 2 809 867 A2

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(88)	Date of publication A3:
	03.04.2014

(43)	Date of publication:
	10.12.2014 Bulletin 2014/50

(21)	Application number: 12812412.0

(22)	Date of filing: 31.10.2012

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International Patent Classification (IPC):

E21B 7/14^(2006.01)

(86)	International application number:
	PCT/SK2012/050015

(87)	International publication number:
	WO 2013/066276 (10.05.2013 Gazette 2013/19)

(84)	Designated Contracting States:
	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
	Designated Extension States:
	BA ME

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Priority:

04.11.2011 SK 500452011

(71)	Applicant: GA Drilling, a. s.
	917 01 Trnava (SK)

(72)	Inventors:
	KOCIS, Igor 841 04 Bratislava (SK) KOCIS, Ivan 841 04 Bratislava (SK) KRISTOFIC, Tomas 841 07 Bratislava (SK) KOCIS, Dusan 841 04 Bratislava (SK)

(74)	Representative: Litvakova, Edita
	Pluhová 78 831 03 Bratislava 831 03 Bratislava (SK)

(54)	METHOD OF DISINTEGRATING ROCK BY MELTING AND BY SYNERGISM OF WATER STREAMS