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PORTLAND, OR, US
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last 30 patents
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Patent Grant
Purification of organic solvent fluids
Patent number
7,329,354
Issue date
Feb 12, 2008
PPT Technologies, LLC
William H. Mullee
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Ion exchange purification of dielectric condensate precursor fluids...
Patent number
6,660,875
Issue date
Dec 9, 2003
PPT Technologies, LLC
William H. Mullee
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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