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Robert Maurage
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Saint-Ghislain, FR
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last 30 patents
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Patent Grant
Distillation column tray
Patent number
5,264,083
Issue date
Nov 23, 1993
Metaleurop S.A.
Richard Kollar
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...