Patents by Inventor Masamichi Miyajima

Masamichi Miyajima 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 TREATMENT OF IRON-BASED METAL SURFACE EXPOSED TO SUPERHEATED STEAM
    Publication number: 20120145187
    Abstract: The present invention provides a surface treatment method for suppressing the formation and growth of superheated steam oxide scale on an iron-based metal surface exposed to superheated steam, comprising treating said iron-based metal surface with a surface-treatment agent which comprises a polyoxy saturated aliphatic mono- or di-carboxylic acid or a salt thereof and an amine compound represented by the following formula (I): Z(CH2CH2NH)nCH2CH2NH2??(I) wherein Z represents H or OH or NH2 group, and n is an integer of 0-5.
    Type: Application
    Filed: July 1, 2010
    Publication date: June 14, 2012
    Applicants: NAIGAI CHEMICAL PRODUCTS CO., LTD., CHUBU ELECTRIC POWER CO., INC.
    Inventors: Yoshiyuki Abe, Masamichi Miyajima, Kazuo Marugame, Masaki Yoshida, Yuji Shimizu