Patents Assigned to Maritrans Operating Partners L.P.
  • Ullage tube viewing device
    Patent number: 5176029
    Abstract: A ullage tube viewing device for visual checking of liquid cargo levels without releasing hazardous vapors is disclosed and a method of quickly installing such device in a ullage tube in the absence of heat.
    Type: Grant
    Filed: May 8, 1992
    Date of Patent: January 5, 1993
    Assignee: Maritrans Operating Partners L.P.
    Inventor: E. Carl Dittrich