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IG Farbenindustrie AG
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IG Farbenindustrie AG
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Priority to ES127055ApriorityCriticalpatent/ES127055A1/es
Publication of ES127055A1publicationCriticalpatent/ES127055A1/es
Un procedimiento para separar aceites de mezclas de los mismos con sustancias sólidas obtenidas como residuos en la hidrogenación destructiva de materiales carbonosos destilables.
Perfeccionamientos relativos a la conversión de productos de la destilación del carbón y especialmente de los ácidos del alquitrán o de los productos que contienen estos ácidos, en valiosos hidrocarburos substancialmente exentos de ácidos del alquitrán.