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Perdomo & Barroil
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Perdomo & Barroil
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Priority to ES20157ApriorityCriticalpatent/ES20157A1/es
Publication of ES20157A1publicationCriticalpatent/ES20157A1/es
ES20157A1896-12-241896-12-24Un procedimiento químico para extraer aceite de las semillas de nabina o ravioles, adormideras, cañamón y girasol.
ExpiredES20157A1
(es)
Un aparato llamado cilindro metálico para extraer los aceites, grasas y esencias, en sustitución de los esportones o capachos de esparto, pita o cáñamo.
Un dispositivo para la utilización de los vapores de escape en los motores de mezcla detonante particularmente para el empleo de hidrocarburos sólidos ó poco volátiles.