Method and apparatus for removing and displacing package headspace sterilized air

摘要

PCT No. PCT/CH95/00290 Sec. 371 Date Aug. 22, 1997 Sec. 102(e) Date Aug. 22, 1997 PCT Filed Dec. 5, 1995 PCT Pub. No. WO96/17775 PCT Pub. Date Jun. 13, 1997Aseptic filling and sealing of packages with a food product is carried out in compartments which contain an atmosphere of sterile air and which contain devices for filling and sealing packages and a transporter device for transporting the packages through the compartments for the filling and sealing operations. Headspace sterile air is removed and displaced from the packages by injection of nitrogen into the packages from a nozzle which is at a fixed position and which directs the nitrogen at an angle with reference to a vertical perpendicular to the horizontal package transport direction and counter to the transport direction.