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Priority to ES385865ApriorityCriticalpatent/ES385865A1/en
Publication of ES385865A1publicationCriticalpatent/ES385865A1/en
Improvements in the machines for preparing coffee, of the type comprising a tank for cold water or continuously receiving cold water from a pipeline, comprising a pump for sucking the water from said tank and supplying it to a boiler with filter, the which contains ground coffee, characterized by the arrangement of a pulse generator in the form of an alternative pump with adjustable stroke and operating at high speed, said pump acting as a pulse producing device in a direction perpendicular to the cross section of the pipeline. Water supply, to the boiler set with filter. (Machine-translation by Google Translate, not legally binding)
ES385865A1970-11-171970-11-17Some improvements in the machines to prepare coffee. (Machine-translation by Google Translate, not legally binding)
ExpiredES385865A1
(en)
A centrifugal pump for pumping relatively large quantities of material per unit of time. (Machine-translation by Google Translate, not legally binding)
Grupo valvula of application to machines for the obtaining of the natural coffee to the cream. (Machine-translation by Google Translate, not legally binding)