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Application filed by Sotancro LimitadafiledCriticalSotancro Limitada
Priority to PT7702683ApriorityCriticalpatent/PT77026A/en
Publication of PT77026ApublicationCriticalpatent/PT77026A/en
Containers for use under conditions of perfect hygiene are packaged by adding a unit to the automatic prodn. line, in which the hot containers are assembled in rectangular arrangement immediately wrapped in PE film and subjected to a high temp. sufficient to form a wrapped block impermeable to any substance or dust. The polyethylene film is pref. subjected to a temp. 600 deg.C and the system pref. applies a cross-linked polyethylene shrink film.
PT7702683A1983-07-131983-07-13Airtight packaging of containers - for hygienic use, by packing hot and shrink-wrapping in polyethylene film
PT77026A
(en)
Method for preparing packaged sterilized mineral water, method for producing sterilized container for packaging the same and packaged sterilized mineral water