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David Skyler
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Methuen, MA, US
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last 30 patents
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Patent Grant
Recovery of rare earth elements and compounds from coal ash
Patent number
9,394,586
Issue date
Jul 19, 2016
Physical Sciences, Inc.
Prakash B. Joshi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Recovery of rare earth elements and compounds from coal ash
Patent number
8,968,688
Issue date
Mar 3, 2015
Physical Sciences, Inc.
Prakash B. Joshi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Synthesis of an azido energetic alcohol
Patent number
8,841,468
Issue date
Sep 23, 2014
Physical Sciences, Inc.
Alicia Thompson
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
RECOVERY OF RARE EARTH ELEMENTS AND COMPOUNDS FROM COAL ASH
Publication number
20150139871
Publication date
May 21, 2015
Physical Sciences, Inc.
Prakash B. Joshi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Recovery of Rare Earth Elements and Compounds from Coal Ash
Publication number
20130287653
Publication date
Oct 31, 2013
Prakash B. Joshi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Synthesis of an Azido Energetic Alcohol
Publication number
20110319643
Publication date
Dec 29, 2011
Physical Sciences, Inc.
Alicia Thompson
C07 - ORGANIC CHEMISTRY