Patents by Inventor Norio Sembongi

Norio Sembongi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Oil composition, and trace amount oil supply type cutting/grinding processing method
    Patent number: 9050696
    Abstract: The present invention provides an oil composition comprising a lubricating base oil, and an alkylene oxide adduct of a hydroxy acid having a hydrophile-lipophile index of 8 to 15, wherein the oil composition is used for cutting/grinding processing by minimal quantity lubrication system. Further, the present invention provides a cutting/grinding processing method by minimal quantity lubrication system, comprising a step of supplying the oil composition of the present invention in the form of mist together with a compressed fluid to processing sites of a workpiece.
    Type: Grant
    Filed: December 10, 2010
    Date of Patent: June 9, 2015
    Assignee: JX NIPPON OIL & ENERGY CORPORATION
    Inventors: Junichi Shibata, Norio Sembongi, Masanori Ibi, Satoshi Suda
  • OIL COMPOSITION, AND TRACE AMOUNT OIL SUPPLY TYPE CUTTING/GRINDING PROCESSING METHOD
    Publication number: 20130065804
    Abstract: The present invention provides an oil composition comprising a lubricating base oil, and an alkylene oxide adduct of a hydroxy acid having a hydrophile-lipophile index of 8 to 15, wherein the oil composition is used for cutting/grinding processing by minimal quantity lubrication system. Further, the present invention provides a cutting/grinding processing method by minimal quantity lubrication system, comprising a step of supplying the oil composition of the present invention in the form of mist together with a compressed fluid to processing sites of a workpiece.
    Type: Application
    Filed: December 10, 2010
    Publication date: March 14, 2013
    Applicant: JX NIPPON OIL & ENERGY CORPORATION
    Inventors: Junichi Shibata, Norio Sembongi, Masanori Ibi, Satoshi Suda