Patents by Inventor Rin Sasano

Rin Sasano 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).

  • Patent number: 6514631
    Abstract: A heating furnace tube, a method of using the same and a method of manufacturing the same which have been developed with a view to eliminating inconveniences occurring when a carbon-containing fluid is made to flow in the heating furnace tube. The heating furnace tube which comprises a rare earth oxide particle distributed iron alloy containing 17-26 wt. % of Cr and 2-6 wt. % of Al. The method of manufacturing this heating furnace tube which comprises the steps of forming or inserting an insert metal on or into at least one of a joint end portion of one heating furnace tube element and that of the other heating furnace tube element, bringing these two joint end portions into pressure contact with each other directly or via an intermediate member, and diffusion welding the two heating furnace tube elements to each other by heating the insert metal.
    Type: Grant
    Filed: May 1, 2000
    Date of Patent: February 4, 2003
    Assignee: JGC Corporation
    Inventors: Katsumi Yamamoto, Takeo Murata, Rin Sasano, Kenji Sato, Toshikazu Nakamura, Muneyasu Ichimura, Kunio Ishii, Keizo Hosoya
  • Patent number: 4356148
    Abstract: A method for preventing the corrosion and hydrogen embrittlement of equipment made of tantalum handling therein hot concentrated sulphuric acid at 200.degree. C. or higher, characterized in that at least one oxidizer selected from the group consisting of nitric acid, nitrogen oxides, ferric ion, cupric ion, stannic ion or plumbic ion is incorporated in the sulphuric acid.
    Type: Grant
    Filed: March 13, 1981
    Date of Patent: October 26, 1982
    Assignee: JGC Corporation
    Inventors: Naohiko Kagawa, Katsumi Yamamoto, Rin Sasano, Takao Kusakabe, Yasuhiro Moriya