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CARRASCO CARRERE JOSE MARIA
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CARRASCO CARRERE JOSE MARIA
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Priority to ES0070099UpriorityCriticalpatent/ES70099Y/es
Publication of ES70099UpublicationCriticalpatent/ES70099U/es
Application grantedgrantedCritical
Publication of ES70099YpublicationCriticalpatent/ES70099Y/es
Nueva bolsa impermeable, caracterizada por que está constituida esencialmente por una bolsa de papel forrada interiormente de un material delgado flexible e impermeable, cuyos bordes se redoblan exteriormente por la boca de la bolsa de papel, soldándose electrónicamente a ella y practicándose después de lleno el envase una nueva soldadura que cierra herméticamente las cuatro caras del material impermeable y las dos de papel de la bolsa exterior.
Filler material for obtaining a flow corresponding to a non - channelling flow in lquids, flow vessels filled with said materials, and a method for obtaining such a flow