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E Barbet et Fils et Cie
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E Barbet et Fils et Cie
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Priority to ES57927ApriorityCriticalpatent/ES57927A1/es
Publication of ES57927A1publicationCriticalpatent/ES57927A1/es
ES57927A1914-04-081914-04-08Un procedimiento y su correspondiente aparato, para la rectificación continua de esencias, petróleos y benzoles.
ExpiredES57927A1
(es)
Un procedimiento y su aparato correspondiente para el tratamiento de las materias fecales y para extraer en frío el amoniaco de las soluciones amoniacales.