Patents Examined by Pitlick, Harris A.
  • Non-inflammable hydraulic fluid
    Patent number: 3992312
    Abstract: A water-glycol base hydraulic fluid comprises a water soluble alkylene oxide adduct of a polyamide.
    Type: Grant
    Filed: August 5, 1975
    Date of Patent: November 16, 1976
    Assignee: Sanyo Chemical Industries, Ltd.
    Inventors: Fumihide Genjida, Motohiko Ii, Toyoaki Nasuno