Device and method for explosive drilling

United States of America Patent

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Mar 1, 2011
Grant Date
Feb 11, 2010
app pub date
May 7, 2008
filing date
May 10, 2007

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Abstract

The invention relates to a device and a method for explosive drilling. Explosive capsules are fired by a firing device at a material to be stripped. A high degree of safety is attained in that use is made of an explosive with liquid oxygen that is only produced immediately before its application.

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Patent Owner	Address
HAZEMAG & EPR GMBH	48249 DÜLMEN

International Classification(s)

E21B:EARTH OR ROCK DRILLING

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Becker, Claus Willi	Nordhausen, DE	2	22
Schwark-Werwach, Bernhard Werner	Hamburg, DE	2	22

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Device and method for explosive drilling

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United States of America Patent

12149753

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PATENT NO	7896104
APP PUB NO	20100032206A1
SERIAL NO	12149753
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
March 01, 2011	US,7896104,B2 US7896104B2	GRANTED PATENT AS SECOND PUBLICATION
February 11, 2010	US,20100032206,A1 US20100032206A1	FIRST PUBLISHED PATENT APPLICATION

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12149753

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