Apparatus for producing helically corrugated metal pipe and related method

United States of America Patent

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Aug 18, 2009
Grant Date
Oct 30, 2008
app pub date
Jun 24, 2008
filing date
Sep 25, 2006

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Abstract

A pipe manufacturing system and method for producing helically corrugated metal pipe is provided. The system and method utilize controlled profile formation.

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CONTECH ENGINEERED SOLUTIONS LLC

International Classification(s)

B21B:ROLLING OF METAL

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[Patents Count]

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Inventor Name	Address	# of filed Patents	Total Citations
Schluter, James C	Franklin, US	10	176
Zepp, William L	Maineville, US	8	30

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Apparatus for producing helically corrugated metal pipe and related method

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United States of America Patent

12145174

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PATENT NO	7574886
APP PUB NO	20080264510A1
SERIAL NO	12145174
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 18, 2009	US,7574886,B2 US7574886B2	GRANTED PATENT AS SECOND PUBLICATION
October 30, 2008	US,20080264510,A1 US20080264510A1	FIRST PUBLISHED PATENT APPLICATION

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12145174

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