G+H Isolierung GmbH
Dr. Carl Grünzweig and Paul Hartmann started their "factory of chemical engineering" on Sept 1, 1878 in Ludwigshafen for developing new products.
Introduction
On September 1, 1878, chemist Dr. Carl Grünzweig and businessman Paul Hartmann established what would become the "factory of chemical engineering productions of Grünzweig & Hartmann oHG" at the current site on Frankenthaler Street in Ludwigshafen. The primary goal of this venture was to develop new...

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