In-situ landfill gas well perforation method and apparatus

United States of America Patent

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Jun 17, 2008
Grant Date
Mar 22, 2007
app pub date
Oct 26, 2004
filing date
Oct 26, 2004

priority date (Note)
Expired

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Abstract

The present invention relates to a method and apparatus for perforating a landfill gas well in situ. The invention allows for improved recovery of gas from a gas well without the danger of explosion.

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Patent Owner(s)

Patent Owner	Address
WASTE MANAGEMENT INC	3003 BUTTERFIELD ROAD OAK BROOK IL 60521

International Classification(s)

E21B:EARTH OR ROCK DRILLING

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Meyer, Steve	Hilbert, WI	15	134
Seegers, Raymond	Milwaukee, WI	1	37

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In-situ landfill gas well perforation method and apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

10973125

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PATENT NO	7387163
APP PUB NO	20070062701A1
SERIAL NO	10973125
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 17, 2008	US,7387163,B2 US7387163B2	GRANTED PATENT AS SECOND PUBLICATION
March 22, 2007	US,20070062701,A1 US20070062701A1	FIRST PUBLISHED PATENT APPLICATION

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10973125

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