Patents by Inventor Emi Ohno

Emi Ohno 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).

  • Combustion device and boiler
    Patent number: 12644597
    Abstract: Provided is a combustion device, including: a burner including an ammonia injection nozzle having an injection port that faces an inner space of a furnace; and an adjustment structure configured to adjust an opening area of the injection port.
    Type: Grant
    Filed: May 17, 2023
    Date of Patent: June 2, 2026
    Assignee: IHI Corporation
    Inventors: Hiroki Ishii, Takahiro Kozaki, Emi Ohno
  • COMBUSTION DEVICE AND BOILER
    Publication number: 20230296244
    Abstract: Provided is a combustion device including: a burner that includes an ammonia injection nozzle having an injection port that faces an inner space of a furnace; and an adjustment structure that adjusts a separation distance between the injection port and the inner space.
    Type: Application
    Filed: May 24, 2023
    Publication date: September 21, 2023
    Applicant: IHI Corporation
    Inventors: Hiroki ISHII, Takahiro KOZAKI, Emi OHNO, Makoto ECHIZENYA
  • COMBUSTION DEVICE AND BOILER
    Publication number: 20230288061
    Abstract: Provided is a combustion device, including: a burner including an ammonia injection nozzle having an injection port that faces an inner space of a furnace; and an adjustment structure configured to adjust an opening area of the injection port.
    Type: Application
    Filed: May 17, 2023
    Publication date: September 14, 2023
    Applicant: IHI Corporation
    Inventors: Hiroki ISHII, Takahiro KOZAKI, Emi OHNO
  • Vertical roller mill
    Patent number: 10967382
    Abstract: A vertical roller mill includes a housing, a chute that supplies materials to be grinded to a center portion of the housing, a grinder that is provided below the chute and grinds the materials to be grinded, an exhaust pipe that is provided above the grinder, a transport mechanism that forms an air flow for transporting, to the exhaust pipe, grinded materials grinded by the grinder, and a flow-constricting flow path provided between the grinder and the exhaust pipe and narrows a flow path area for the air flow, in which the flow-constricting flow path is formed between a first flow-constricting ring provided in the center portion of the housing and a second flow-constricting ring provided to protrude from the housing toward the center portion of the housing.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: April 6, 2021
    Assignee: IHI Corporation
    Inventors: Kentaro Nariai, Emi Ohno, Kazuhiro Watanabe, Takahiro Kozaki, Akira Kobayashi
  • VERTICAL ROLLER MILL
    Publication number: 20190143338
    Abstract: A vertical roller mill includes a housing, a chute that supplies materials to be grinded to a center portion of the housing, a grinder that is provided below the chute and grinds the materials to be grinded, an exhaust pipe that is provided above the grinder, a transport mechanism that forms an air flow for transporting, to the exhaust pipe, grinded materials grinded by the grinder, and a flow-constricting flow path provided between the grinder and the exhaust pipe and narrows a flow path area for the air flow, in which the flow-constricting flow path is formed between a first flow-constricting ring provided in the center portion of the housing and a second flow-constricting ring provided to protrude from the housing toward the center portion of the housing.
    Type: Application
    Filed: January 17, 2019
    Publication date: May 16, 2019
    Applicant: IHI Corporation
    Inventors: Kentaro NARIAI, Emi Ohno, Kazuhiro Watanabe, Takahiro Kozaki, Akira Kobayashi