Patents by Inventor Moriyuki Fukushima

Moriyuki Fukushima 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 removing harmful substance in vent gas
    Patent number: 7326279
    Abstract: A method for removing harmful substances in a vent gas containing a halogen or halogen compound gas remaining in the pipeline of a cylinder cabinet, which comprises contacting the vent gas with a treating agent comprising an alkaline earth metal compound, an alkali metal compound, zeolite, and a carbonaceous material.
    Type: Grant
    Filed: November 28, 2003
    Date of Patent: February 5, 2008
    Assignees: Kanto Denka Kogyo Co., Ltd., Research Institute of Innovative Technology for the Earth, National Institute of Advanced Industrial Science and Technology
    Inventors: Yasuo Nakazawa, Moriyuki Fukushima, Kensuke Suda, Akira Sekiya
  • Method for removing harmful substance in bent gas
    Publication number: 20060032373
    Abstract: A method for removing harmful substances in a vent gas containing a halogen or halogen compound gas remaining in the pipeline of a cylinder cabinet, which comprises contacting the vent gas with a treating agent comprising an alkaline earth metal compound, an alkali metal compound, zeolite, and a carbonaceous material.
    Type: Application
    Filed: November 28, 2003
    Publication date: February 16, 2006
    Applicants: KANTO DENKA KOGYO., LTD., RESEARCH INSTITUTE OF INNOVATIVE TECHNOLOGY FOR THE EARTH, NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    Inventors: Yasuo Nakazawa, Moriyuki Fukushima, Kensuke Suda, Akira Sekiya
  • Treatment of NF.sub.3 -containing gases
    Patent number: 5906797
    Abstract: A waste gas stream containing toxic NF.sub.3 and optionally other gases, such as acidic fluoride gases, for example, HF, SiF.sub.4, MoF.sub.6 and WF.sub.6 is first treated with particles or ribbons of a Cr-containing Fe alloy at about 300-600.degree. C. to remove the NF.sub.
    Type: Grant
    Filed: March 9, 1998
    Date of Patent: May 25, 1999
    Assignee: Kanto Denka Kogyo Co., Ltd.
    Inventors: Ituo Orihara, Moriyuki Fukushima, Eisaku Mogi, Shiro Yamashita
  • Treatment of NH.sub.3 -containing gases
    Patent number: 5879646
    Abstract: A waste gas stream containing toxic NF.sub.3 and optionally other gases, such as acidic fluoride gases, for example, HF, SiF.sub.4, MoF.sub.6 and WF.sub.6 is first treated with particles or ribbons of a Cr-containing Fe alloy at about 300.degree.-600.degree. C. to remove the NF.sub.3 content and, if desired, subsequently with an alkaline neutralizing agent in the form of pellets to remove the acidic fluoride contents, if any; said alloy containing preferably about 16-26% Cr and being used in a form of bed packed with said ribbons.
    Type: Grant
    Filed: December 23, 1996
    Date of Patent: March 9, 1999
    Assignee: Kanto Denka Kogyo Co., Ltd.
    Inventors: Ithuo Orihara, Moriyuki Fukushima, Eisaku Mogi, Shiro Yamashita