US Patent 7926503 Fluid injection system
Patent 7926503 was granted and assigned to The Wallace Group, Inc. on April, 2011 by the United States Patent and Trademark Office.
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Patent abstract
The present invention is directed toward an apparatus for efficient, durable, reliable, and cost-effective fluid injection. In particular, the present invention provides an unpowered device for automatic fluid injection dictated by pressure differential in the line. More specifically, the present invention provides a device for injecting a degreasing chemical into air relief valves in municipal wastewater systems, which operates off of the differential pressure in the pumped lines resulting from the pump operating cycles.
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Patent Inventor Names
Carl Kuhnle0
David Monteith0
Robert E. Wallace0
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US Patent 07926503 Fluid injection system US Patent 7926503 Fluid injection system
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Patent Number
07926503
Patent Number
7926503
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Official Website
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US Patent 07926503 Fluid injection system
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Is a
Current assignee
Patent jurisdiction
Patent number
07926503
Date of patent
April 19, 2011
Patent application number
11748355
Date Filed
May 14, 2007
Patent primary examiner
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