Germany Düren Macherey-Nagel GmbH & Co. KG Paper and board converters Chromatography papers · Filter papers · Indicator papers · Round and folding filters
Germany Annweiler am Trifels Papierfabrik Poerringer GmbH & Co KG, Teil der Macherey-Nagel GmbH & Co. KG Producers of pulp, mechanical pulp, paper and board · Paper and board converters Filtermass · Filter board · Filter papers · Round and folding filters