Patents by Inventor Yukio TANAAMI

Yukio TANAAMI 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).

  • Method for purifying fluid that includes trifluoroethylene, and method for producing trifluoroethylene
    Patent number: 9862660
    Abstract: To provide a method for purifying trifluoroethylene, by which from a fluid containing trifluoroethylene, a C1-5 alkane or alkene (excluding trifluoroethylene) in which at least one hydrogen atom may be substituted with a chlorine atom or a fluorine atom can be efficiently removed, and a method for producing trifluoroethylene by which trifluoroethylene can be efficiently produced. A fluid containing trifluoroethylene is brought into contact with at least one type of synthetic zeolite selected from synthetic zeolites 3A, 4A and 5A.
    Type: Grant
    Filed: August 11, 2016
    Date of Patent: January 9, 2018
    Assignee: Asahi Glass Company, Limited
    Inventors: Masato Fukushima, Satoshi Kawaguchi, Maki Shigematsu, Yoshinobu Kadowaki, Yukio Tanaami
  • METHOD FOR PURIFYING FLUID THAT INCLUDES TRIFLUOROETHYLENE, AND METHOD FOR PRODUCING TRIFLUOROETHYLENE
    Publication number: 20160347693
    Abstract: To provide a method for purifying trifluoroethylene, by which from a fluid containing trifluoroethylene, a C1-5 alkane or alkene (excluding trifluoroethylene) in which at least one hydrogen atom may be substituted with a chlorine atom or a fluorine atom can be efficiently removed, and a method for producing trifluoroethylene by which trifluoroethylene can be efficiently produced. A fluid containing trifluoroethylene is brought into contact with at least one type of synthetic zeolite selected from synthetic zeolites 3A, 4A and 5A.
    Type: Application
    Filed: August 11, 2016
    Publication date: December 1, 2016
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Masato FUKUSHIMA, Satoshi KAWAGUCHI, Maki SHIGEMATSU, Yoshinobu KADOWAKI, Yukio TANAAMI