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AssigneeTetra Laval Holdings & Finance S.A.
InventorsCarl-Erik Mansson, Hans Hellstrom, Bertil Persson, Monica Jartelius
Estimating the term…
A method of reducing the proportion of oxygen in an at least partly formed package before product is filled into the package in a filling station in a filling machine, where the package comprises a tube-shaped blank of packaging material, the blank being closed in a first end and open in a second end. The method involves, during transport of the package to the filling station from an immediately preceding station in the filling machine, passing the package beneath a supply means for inert gas, and when the package passes the supply means generating a gas pulse in a direction down into the package. An apparatus is provided for reducing the method into practice.
A method of reducing a proportion of oxygen in an at least partly formed package before product is filled into said package in a filling station in a filling machine, where said package comprises a tub-formed blank of packaging material, the blank being closed in a first end and open in a second end, the method comprises the steps of comprising:
An apparatus for reducing proportion of oxygen in an at least partly formed package before product is filled into said package in a filling station in a filling machine, the package comprising a tube-shaped blank of packaging material, the blank being closed in a first end and open in a second end, the apparatus comprising supply means for an inert gas, said supply means being placed in the indexing direction in the region between said filling station and an immediately preceding station in the filling machine;
Dependencies are inferred from the claim text.