Manfred Dipl Chem Dr Gehrig

A process for the extraction of hops ingredients

Adrian Dipl Ing Dr Forster, Manfred Dipl Chem Dr Gehrig, 1983 .

Pressure vessel assembly comprising an outer pressure vessel and at least one insert basket

Stefan Geyer, Manfred Dipl Chem Dr Gehrig, Josef Schulmeyr, 2008 .