Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cellophane SA France
Original Assignee
Cellophane SA France
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cellophane SA FrancefiledCriticalCellophane SA France
Priority to ES1970185251UpriorityCriticalpatent/ES185251Y/en
Publication of ES185251UpublicationCriticalpatent/ES185251U/en
Application grantedgrantedCritical
Publication of ES185251YpublicationCriticalpatent/ES185251Y/en
Bag of thermostable plastic material, specially designed for the packaging of granular or powdery liquid products, whose content can be extracted progressively by limited quantities, without deterioration of the container, carried out continuously, through the application of longitudinal and transverse welds, on a material in bands, characterized in that the appropriate perforations are carried out in at least one of the bands, because they are paraded parallel to said band and simultaneously with it a closing band; because the perforated holes are sealed in a sealed manner, fixing the closing band on said band by a thermowelding made in the vicinity only of the holes and because the bags are made by performing the appropriate longitudinal and transverse welds, fixing the transverse welds at the same time closing band in the vertical of these welds before sectioning into individual bags. (Machine-translation by Google Translate, not legally binding)
A procedure and device for the packaging of liquids and pastes in thermoplastic material. (Machine-translation by Google Translate, not legally binding)