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Scott Shumway
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Hinesburg, VT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Pressure exchange apparatus with integral pump
Patent number
7,214,315
Issue date
May 8, 2007
Scott Shumway
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Pressure exchange apparatus with dynamic sealing mechanism
Patent number
7,207,781
Issue date
Apr 24, 2007
Scott Shumway
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Pressure exchange apparatus
Patent number
6,537,035
Issue date
Mar 25, 2003
Scott Shumway
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Information
Patent Application
Device and Process for Removing Contaminants from a Fluid Using Ele...
Publication number
20130228446
Publication date
Sep 5, 2013
Scott Shumway
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Reverse osmosis filter flush device and method
Publication number
20130193059
Publication date
Aug 1, 2013
Scott Shumway
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Pressure exchange apparatus with integral pump
Publication number
20060037895
Publication date
Feb 23, 2006
Scott Shumway
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Pressure exchange apparatus with dynamic sealing mechanism
Publication number
20060037907
Publication date
Feb 23, 2006
Scott Shumway
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PRESSURE EXCHANGE APPARATUS
Publication number
20020146325
Publication date
Oct 10, 2002
Scott Shumway
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL