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FREY GUIDO D
DE4 patents
Top patents by PatentIndex Score
US8158816B2Apr 17, 2012
Process for lightening the color of polyol esters
FREY GUIDO D6 citations70
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Process for preparing polyol esters
FREY GUIDO D2 citations61
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Process for lightening the color of polyol esters
FREY GUIDO D3 citations60
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Process for aftertreating polyolesters
FREY GUIDO D1 citations44