Method of sealing a container and removing air headspace

Details Method of sealing a container and removing air headspace Method of sealing a container and removing air headspace

1982-02-09

1985-04-23

Weinstein, Steven

Food or edible material: processes, compositions, and products

Processes

Packaging or treatment of packaged product

426397, 426404, 426410, 426415, 426418, 426403, 53433, 53434, B65B 3100

Patent

active

045130159

ABSTRACT:
A process for sealing a thermoplastic based food container characterized in that after filling, the container is sealed by an intermediate membrane made of a microporous plastic gas-breathable material, gas is extracted from the headspace through the membrane and afterwards the container is sealed by a final barrier membrane.

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