Patents Examined by Philippe Derakashani
  • Transportation of liquid cryogens
    Patent number: 6012612
    Abstract: A road tanker for carrying two or more separate cryogenic liquids in which the inner tank of the vacuum insulated system is divided by a sheet of material of similar thermal expansion properties to those of the tank. This allows the cryogenic liquids to equilibrate in temperature. Also provided, external or internal to the tank, is a variable inline mixing system so that the appropriate mixture of cryogenic liquids can be dispensed upon delivery.
    Type: Grant
    Filed: April 1, 1998
    Date of Patent: January 11, 2000
    Assignee: The BOC Group plc
    Inventor: Michael E. Garrett
  • Pressure capsule for spray can and spray can which utilizes such pressure capsule
    Patent number: 5285931
    Abstract: A pressure capsule for a spray can includes a housing with a chamber disposed therein and a valve mounted within a wall of the housing, the valve is capable of being moved into an open and a closed position such that the valve is moved into the closed position when (1) the pressure capsule is placed in an atmospheric environment and (2) the pressure capsule is placed in a spray can and subjected to a pressure equal to or greater than the operating pressure of the spray can.
    Type: Grant
    Filed: February 1, 1991
    Date of Patent: February 15, 1994
    Assignee: Jaico C.V., cooperatieve vennootschap
    Inventor: Vandoninck Alfons