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US Filter Wallace and Tiernan Inc
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Wallace and Tiernan Inc
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Priority to ES287253ApriorityCriticalpatent/ES287253A3/es
Publication of ES287253A3publicationCriticalpatent/ES287253A3/es
Un procedimiento quimico de obtenciën del complejo 2-oxi-4,6-dimetilpirimidina-4,4-dinitrocarbanilida, empleando como materia basica para la reacciën la 4-ureido-2-oxo-4,6-dimetil-tetrahidropirimidina de hann