Patents by Inventor Koichiro Arima

Koichiro Arima 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).

  • Burner with a cylindrical body
    Patent number: 5000679
    Abstract: A burner for directly flaming steel making materials to accomplish reduction without oxidation, wherein the burner comprises a plurality of combusion air outlets spaced circumferentially of the inner wall of a tubular burner tile, and fuel gas outlets disposed centrally of the burner tile, and wherein the combustion air outlets and fuel gas outlets are formed and disposed with specified jetting angles and distances to produce burning without oxidation.
    Type: Grant
    Filed: February 27, 1989
    Date of Patent: March 19, 1991
    Assignee: Nippon Kokan Kabushiki Kaisha
    Inventors: Shuzo Fukuda, Masahiro Abe, Shiro Fukunaka, Michio Nakayama, Koichiro Arima, Shunichi Sugiyama, Koji Matsui
  • Burner with a cylindrical body
    Patent number: 4993939
    Abstract: A burner for directly flaming steel making materials to accomplish reduction without oxidation, wherein the burner comprises a plurality of combustion air outlets spaced circumferentially of the inner wall of a tubular burner tile, and fuel gas outlets disposed centrally of the burner tile, and wherein the combustion air outlets and fuel gas outlets are formed and disposed with specified jetting angles and distances to produce buring without oxidation.
    Type: Grant
    Filed: February 27, 1989
    Date of Patent: February 19, 1991
    Assignee: Nippon Kokan Kabushiki Kaisha
    Inventors: Shuzo Fukuda, Masahiro Abe, Shiro Fukunaka, Michio Nakayama, Koichiro Arima, Shunichi Sugiyama, Koji Matsui
  • Burner with a cylindrical body
    Patent number: 4971553
    Abstract: A burner for directly flaming steel making materials to accomplish reduction without oxidation, wherein the burner comprises a plurality of combustion air outlets spaced circumferentially of the inner wall of a tubular burner tile, and fuel gas outlets disposed centrally of the burner tile, and wherein the combustion air outlets and fuel gas outlets are formed and disposed with specified jetting angles and distances to produce burning without oxidation.
    Type: Grant
    Filed: February 27, 1989
    Date of Patent: November 20, 1990
    Assignee: Nippon Kokan Kabushiki Kaisha
    Inventors: Shuzo Fukuda, Masahiro Abe, Shiro Fukunaka, Michio Nakayama, Koichiro Arima, Shunichi Sugiyama, Koji Matsui
  • Burner with a cylindrical body
    Patent number: 4971551
    Abstract: A burner for directly flaming steel making materials to accomplish reduction without oxidation, wherein the burner comprises a plurality of combustion air outlets spaced circumferentially of the inner wall of a tubular burner tile, and fuel gas outlets disposed centrally of the burner tile, and wherein the combustion air outlets and fuel gas outlets are formed and disposed with specified jetting angles and distances to produce burning without oxidation.
    Type: Grant
    Filed: February 27, 1989
    Date of Patent: November 20, 1990
    Assignee: Nippon Kokan Kabushiki Kaisha
    Inventors: Shuzo Fukuda, Masahiro Abe, Shiro Fukunaka, Michio Nakayama, Koichiro Arima, Shunichi Sugiyama, Koji Matsui
  • Burner
    Patent number: 4971552
    Abstract: A burner for directly flaming steel making materials to accomplish reduction without oxidation, wherein the burner comprises a plurality of combustion air outlets spaced circumferentially of the inner wall of a tubular burner tile, and fuel gas outlets disposed centrally of the burner tile, and wherein the combustion air outlets and fuel gas outlets are formed and disposed with specified jetting angles and distances to produce burning without oxidation.
    Type: Grant
    Filed: February 27, 1989
    Date of Patent: November 20, 1990
    Assignee: Nippon Kokan Kabushiki Kaisha
    Inventors: Shuzo Fukuda, Masahiro Abe, Shiro Fukunaka, Michio Nakayama, Koichiro Arima, Shunichi Sugiyama, Koji Matsui
  • Burner
    Patent number: 4969815
    Abstract: A burner for directly flaming steel making materials to accomplish reduction without oxidation, wherein the burner comprises a plurality of combustion air outlets spaced circumferentially of the inner wall of a tubular burner tile, and fuel gas outlets disposed centrally of the burner tile, and wherein the combustion air outlets and fuel gas outlets are formed and disposed with specified jetting angles and distances to produce burning without oxidation.
    Type: Grant
    Filed: February 27, 1989
    Date of Patent: November 13, 1990
    Assignee: Nippon Kokan Kabushiki Kaisha
    Inventors: Shuzo Fukuda, Masahiro Abe, Shiro Fukunaka, Michio Nakayama, Koichiro Arima, Shunichi Sugiyama, Koji Matsui