Patents Assigned to H. J. Heinz Company Limited
  • Package for container and packaging method
    Patent number: 5901847
    Abstract: A multi-pack comprising a plurality of containers, each having a respective label attached thereto, and packaging for holding said plurality of containers together, wherein the packaging is formed from a strip of sheet material which also constitutes at least part of said labels, and the packaging includes a plurality of connecting portions each of which extends from one to the other of a respective contiguous pair of the containers to join those containers together.
    Type: Grant
    Filed: March 6, 1998
    Date of Patent: May 11, 1999
    Assignee: H. J. Heinz Company Limited
    Inventors: William Neil Colby, Stephen Scott, Julian Harry James Stocker, Michael John Claydon, Margaret Burke, Christopher John Andrew Barnardo, Gregory Berman, William George Dando, David John Livesley, William Frank Tyldesley, Michelle Claire Watson
  • Removing surface liquid from articles
    Patent number: 5174829
    Abstract: A method and apparatus are provided for removing surface liquid from elongate articles such as cans. After sterilization of filled cans, surface liquid can permit microorganisms to proliferate and risk contamination of the contents. The apparatus comprises means (10) for applying a jet of gas at an acute angle to the surface of the elongate article, means for causing relative motion between the article and the jet, and suction means (12) provided downstream as considered in the direction of the jet, for applying suction to a region of the surface of the elongate article whereby surface liquid is removed therefrom.
    Type: Grant
    Filed: January 15, 1991
    Date of Patent: December 29, 1992
    Assignee: H. J. Heinz Company Limited
    Inventor: Richard H. Gray
  • Production of mushroom spawn
    Patent number: 4063383
    Abstract: A sterilizable bag for use in the production of mushroom spawn has at least a panel of microporous plastics sheet material, for example microporous polypropylene or polyethylene, which is a good bacterial filter. In use the bag is filled with a particulate nutrient material, sterilized, inoculated with mycelium, and then stored under incubation conditions for growth of the mycelium through the nutrient material.
    Type: Grant
    Filed: April 16, 1976
    Date of Patent: December 20, 1977
    Assignee: H. J. Heinz Company Limited
    Inventor: Joseph Green
  • Heat treating particulate material
    Patent number: 4059919
    Abstract: The invention provides a method and apparatus for the hydration and/or cooking of a particulate material, for example grain which is to be used as a nutrient medium for mycelium growth in the production of mushroom spawn, or food products such as peas, beans, rice, diced root vegetables or meat cut into small pieces.The material is heat treated under pressure with water in liquid or vapour phase, then flash cooled and sterilized. Throughout these operations the material is agitated and the treated sterile material is fed into sterile containers under aseptic conditions.
    Type: Grant
    Filed: April 26, 1976
    Date of Patent: November 29, 1977
    Assignee: H. J. Heinz Company Limited
    Inventor: Joseph Green