Patents Assigned to Diosdado L. Cocjin
  • Spilled oil retriever and anti-water pollution water craft
    Patent number: 4033876
    Abstract: A water craft having a pointed bow incorporates curved vertically pivotable gates to partially form the pointed bow along with an underwater scoop having a horizontal surface beneath the water with the gates opening to permit water and oil to move onto that surface and upward over an inclined surface leading to a horizontal trough amidships above the water craft line which trough opens for gravity deposit of the oil and water into a water and oil separating tank within the rear of the water craft hull.
    Type: Grant
    Filed: February 6, 1976
    Date of Patent: July 5, 1977
    Assignee: Diosdado L. Cocjin
    Inventors: Diosdado L. Cocjin, Artemio M. Masongsong