Patents by Inventor Sergej Nicolaevich Philippov

Sergej Nicolaevich Philippov 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).

  • Carbon nitride preparation method
    Patent number: 7807124
    Abstract: The present invention relates to a method for preparing carbon nitride material wherein organic rodanide is simply pyrolyzed to give carbon nitride material in an efficient, economical, and ecologically friendly manner. The present invention accomplishes preparation of graphitic carbon nitride materials having a carbon to nitrogen molar ratio of about 3:4. The employed starting materials are cheap and can be easily removed and/or washed away.
    Type: Grant
    Filed: July 13, 2007
    Date of Patent: October 5, 2010
    Assignee: Carbodeon Ltd. Oy
    Inventors: Mohammad Aref Hasan Mamakhel, Sergej Nicolaevich Philippov, Reijo Lappalainen
  • Method for preparing carbon nitride CN
    Patent number: 7708971
    Abstract: The present invention relates to a method for preparing carbon nitride C3N4 wherein alkali metal thiocyanate is simply pyrolysed to give carbon nitride C3N4 in an efficient, economical and ecologically friendly manner. The employed starting materials are cheap and formed side products are essentially non-toxic and can be easily removed and/or washed away.
    Type: Grant
    Filed: February 9, 2006
    Date of Patent: May 4, 2010
    Assignee: Carbodeon Ltd Oy
    Inventors: Reijo Lappalainen, Lev Nicolaevich Blinov, Mohammad Aref Hasan Mamakhel, Sergej Nicolaevich Philippov
  • CARBON NITRIDE PREPARATION METHOD
    Publication number: 20100015030
    Abstract: The present invention relates to a method for preparing carbon nitride material wherein organic rodanide is simply pyrolysed to give carbon nitride material in an efficient, economical and ecologically friendly manner. The present invention accomplishes preparation of graphitic carbon nitride materials having a carbon to nitrogen molar ratio of about 3:4. The employed starting materials are cheap and can be easily removed and/or washed away.
    Type: Application
    Filed: July 13, 2007
    Publication date: January 21, 2010
    Inventors: Mohammad Aref Hasan Mamakhel, Sergej Nicolaevich Philippov, Reijo Lappalainen
  • METHOD FOR PREPARING CARBON NITRIDE C3N4
    Publication number: 20090202419
    Abstract: The present invention relates to a method for preparing carbon nitride C3 N4 wherein alkali metal thiocyanate is simply pyrolysed to give carbon nitride C3N4 in an efficient, economical and ecologically friendly manner. The employed starting materials are cheap and formed side products are essentially non-toxic and can be easily removed and/or washed away.
    Type: Application
    Filed: February 9, 2006
    Publication date: August 13, 2009
    Applicant: CARBODEON LTD OY
    Inventors: Reijo Lappalainen, Lev Nicolaevich Blinov, Mohammad Aref Hasan Mamakhel, Sergej Nicolaevich Philippov