Patents Assigned to O2 Engineering., Ltd.
  • Internal cleaning agent for diesel engine and cleaning system using the same
    Patent number: 9617505
    Abstract: The cleaning agent for a diesel engine includes a mixed solution obtained by blending a solvent that exhibits solubility and has an ignition point of 238° C. or more, and lubricating oil such as mineral oil in a predetermined ratio. The solvent and the grease are selected such that the cleaning agent has a higher ignition temperature characteristic than the ignition characteristic of light oil, and an evaporation characteristic that takes eight minutes or more to vaporize 2.5 cc of the cleaning agent in a heated state at 120° C.
    Type: Grant
    Filed: November 8, 2012
    Date of Patent: April 11, 2017
    Assignee: O2 ENGINEERING., LTD.
    Inventor: Osamu Ogawa
  • INTERNAL CLEANING AGENT FOR DIESEL ENGINE AND CLEANING SYSTEM USING THE SAME
    Publication number: 20150108252
    Abstract: The cleaning agent for a diesel engine includes a mixed solution obtained by blending a solvent that exhibits solubility and has an ignition point of 238° C. or more, and lubricating oil such as mineral oil in a predetermined ratio. The solvent and the grease are selected such that the cleaning agent has a higher ignition temperature characteristic than the ignition characteristic of light oil, and an evaporation characteristic that takes eight minutes or more to vaporize 2.5 cc of the cleaning agent in a heated state at 120° C.
    Type: Application
    Filed: November 8, 2012
    Publication date: April 23, 2015
    Applicant: O2 Engineering., Ltd.
    Inventor: Osamu Ogawa