公开(公告)号：EP3656687A1

公开(公告)日：2020-05-27

申请号：EP19207701.4

申请日：2019-11-07

申请人： Tetra Laval Holdings & Finance S.A.

发明人： ANZALDI, Daniele ,  GARUTI, Nicola ,  KANEKO, Yutaka ,  FUGA MARTIN, David Arturo

IPC分类号： B65B31/04 ,  B65B9/12 ,  B65B55/10

摘要： There is described a method for forming sealed packages (2) filled with a pourable product comprising at least the steps of forming a tube (3) from a web (4) of packaging material, filling the pourable product into the tube (3) for forming a product column (8) within the tube (3) and directing, during the step of forming and the step of filling, a sterile gas into the product column (8) for forming and/or maintaining a gas cushion (10) within the product column (8) .

公开(公告)号：EP3656688A1

公开(公告)日：2020-05-27

申请号：EP19207703.0

申请日：2019-11-07

申请人： Tetra Laval Holdings & Finance S.A.

发明人： ANZALDI, Daniele ,  GARUTI, Nicola ,  KANEKO, Yutaka ,  FUGA MARTIN, David Arturo

IPC分类号： B65B31/04 ,  B65B9/12 ,  B65B57/10 ,  B65B31/02

摘要： There is described a method for forming sealed partially-filled packages (2) filled with a pourable product comprising at least the steps of forming a tube (3) from a web (4) of packaging material, filling the pourable product into the tube (3) for forming a product column (8) within the tube (3), directing a sterile gas into the product column (8) for forming and/or maintaining a gas cushion (10) within the product column (8), and forming and transversally sealing the tube (3), for obtaining the packages (2) containing the pourable product and a gas space (11) formed from a defined volume of the sterile gas originating from the gas cushion (10) .