Funnels and lances for package filling
Funnels and gas lances are disclosed for use with filling packages with bulk product.
1. A method for blowing gas into a package filled with products comprising the steps:
providing a funnel having a geometry and having an exit end where products enter a package;
providing a lance for blowing a gas into the package, the lance having an exit end where the gas enters the package;
blowing gas into the package; and
changing the blowing gas from turbulent flow to laminar flow using the geometry of the lance.
2. A method for blowing gas into a package filled with products comprising the steps:
providing a funnel having a geometry and having an exit end where products enter a package;
providing a lance for blowing a gas into the package, the lance having an exit end where the gas enters the package;
blowing gas into the package; and
changing the blowing gas from turbulent flow to laminar flow using the geometry of both the funnel and the lance.
3. A method for filling a package with products comprising the steps:
providing a funnel with an exit end;
providing a lance with an exit end to supply gas to the package, wherein the funnel and the lance share a common wall;
moving the funnel and the lance into a package with the common wall being the first parts of the funnel and the lance to enter the package,
blowing gas into the package with the lance; and
changing the blowing gas from turbulent flow to laminar flow using the geometry of the lance.