US Patent 7617558 Pipeline pig
Patent 7617558 was granted and assigned to Prototech Limited on November, 2009 by the United States Patent and Trademark Office.
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Patent abstract
A device can travel along a pipeline which has fluid flowing along the pipeline. The device is able to extract power from the fluid flow in the pipeline and to use that power to move the device along the pipeline against the fluid flow. The device is arranged in a series of coupled modules.
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US Patent 07617558 Pipeline pig US Patent 7617558 Pipeline pig
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Patent Number
0761755800
Patent Number
761755800
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Is a
Current Assignee
Patent Jurisdiction
Patent Number
076175580
Date of Patent
November 17, 2009
0Patent Application Number
105925160
Date Filed
March 9, 2005
0Official Website
Patent Primary Examiner
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076175580
Date of Patent
November 17, 2009
0Patent Application Number
105925160
Date Filed
March 9, 2005
0Official Website
Patent Primary Examiner
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US Patent 07617558 Pipeline pig
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07617558
Date of patent
November 17, 2009
Patent application number
10592516
Date Filed
March 9, 2005
Patent primary examiner
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