Fritz RASCHIG, an enthusiastic chemist, took the leap to independence in 1891. The town Ludwigshafen granted his application to set up a chemical factory. Apart from the actual distillation of tar products, he intensively researched methods for the preparation of pure tar components, such as anthracene, carbolic acid, and benzene. In fact it was his untiring efforts to solve the purification problem which led to the discovery of the revolutionary”RASCHIG Ring”...
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