Patents Assigned to Deltagraph A/S
  • Flexible container, a cartridge with a powdered filling, and a method of manufacturing a cartridge
    Patent number: 6318597
    Abstract: A container (2) for bulk matter comprises a rigid mouthpiece (5), a pouch (4) in sealing connection with the mouthpiece, and a septum (6), which seals off the mouthpiece. The mouthpiece defines a lumen (7) matched to the pouch in order that the septum may be pierced to free an opening, by which any matter held by the container will be permitted to leave said pouch by flowing through the opening, substantially without meeting any restrictions. The invention also provides a cartridge with a powdered filling, and a method of manufacturing a cartridge.
    Type: Grant
    Filed: November 23, 1999
    Date of Patent: November 20, 2001
    Assignee: Deltagraph A/S
    Inventors: Birger Josephsen, Kaj Nielsen
  • Package and a method of packaging at least two mutually reactive photographic chemicals
    Patent number: 5938034
    Abstract: A package (1) for measured amounts of different photographic chemicals, which are to be stored apart and which are to be discharged simultaneously with a view to stirring into liquid, comprises an outer membrane (4) and at least one partition wall (5) that divides the chamber delimited by the outer membrane into two compartments (3,3). According to the invention, the package comprises a storage portion (12) and a neck portion (13), said partition wall extending across both portions, and those portions of the compartments which are disposed within the storage portion essentially containing the full, measured amounts of chemicals. The neck portion is so designed that a single cut along the cutting line (11) opens both chambers.
    Type: Grant
    Filed: April 14, 1997
    Date of Patent: August 17, 1999
    Assignee: Deltagraph A/S
    Inventors: Birger Josephsen, Kaj Nielsen
  • Process for obtaining a package containing mutually reactive particulate materials and a package containing such materials
    Patent number: 5314069
    Abstract: A process for obtaining a package containing at least two mutually reactive materials comprises the steps of introducing the reactive materials into an envelope suitable for vacuum packing, placing the reactive materials within said envelope in separate layers with at least one intervening separating layer of a material which is inert relative to the adjacent layer of a reactive material, evacuating and sealing the envelope.
    Type: Grant
    Filed: November 13, 1992
    Date of Patent: May 24, 1994
    Assignee: Deltagraph A/S
    Inventor: Kaj Nielsen
  • Process for obtaining a package containing mutually reactive particulate materials
    Patent number: 5072830
    Abstract: A process for obtaining a package containing at least two mutually reactive materials comprises the steps of introducing the reactive materials into an evelope suitable for vacuum packing, placing the reactive materials within the envelope in separate layers with at least one intervening separating layer of a material which is inert relative to the adjacent layer of a reactive material, evacuating and sealing the envelope.
    Type: Grant
    Filed: June 18, 1990
    Date of Patent: December 17, 1991
    Assignee: Deltagraph A/S
    Inventor: Kaj Nielsen