METHOD FOR PREVENTING PACK-OUT IN PUMPING SYSTEM

United States of America Patent

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Sep 13, 2012
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Sep 13, 2011

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Abandoned

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Abstract

A method for preventing pack-out in a system for pumping hybrid hot-melt material comprises monitoring activity of a pump that pumps hybrid hot-melt material, shutting off a heater that melts pumped hybrid hot-melt material at an inactivity threshold level, and relieving pump pressure.

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Patent Owner	Address
GRACO MINNESOTA INC	88 11TH AVENUE NORTHEAST MINNEAPOLIS MN 55413-1829

International Classification(s)

F04B:POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS

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Inventor Name	Address	# of filed Patents	Total Citations
Johnson, Corey Dean	Akron, US	3	25
Lihwa, John S	Stow, US	11	7
Mrozek, Greg T	Brooklyn Park, US	18	254

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METHOD FOR PREVENTING PACK-OUT IN PUMPING SYSTEM

Number of patents in Portfolio can not be more than 2000

United States of America Patent

14123715

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14123715

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