US Patent 7954194 Pig extracting device
Patent 7954194 was granted and assigned to Southern California Gas Company on June, 2011 by the United States Patent and Trademark Office.
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Patent abstract
A portable device for extracting a pig from a pipeline which uses a lifting means to raise or lower the device and wheels or other suitable means to allow for the device to be easily and quickly moved into position with minimal man power improving the efficiency and safety of the pig extraction process.
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Patent Inventor Names
Timothy Hepburn0
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Patent Citations Received
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US Patent 07954194 Pig extracting device US Patent 7954194 Pig extracting device
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Patent Number
07954194
Patent Number
7954194
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US Patent 07954194 Pig extracting device
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Is a
Current assignee
Patent jurisdiction
Patent number
07954194
Date of patent
June 7, 2011
Patent application number
12002022
Date Filed
December 14, 2007
Patent primary examiner
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