Patents by Inventor Iosif L. Leites

Iosif L. Leites 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 of removal of acid components from a gas
    Patent number: 5066314
    Abstract: Method to remove acid components from a gas including to absorb those with an organic absorbent based on ethers of polyglycols at an elevated pressure followed by regeneration of the saturated absorbent and by dehydration of a part of the regenerated absorbent by heating, which is characterized in that the dehydration of the absorbent is carried out by the combination of stripping with a gas and heating at the temperature lower than the boiling point at 0.8 to 1.3 atm. by 80.degree. to 150.degree. C.
    Type: Grant
    Filed: July 9, 1990
    Date of Patent: November 19, 1991
    Assignees: State Scientific-Research Designing Institute for Nitrogen Industry and for Products of Organic Synthesis, Toho Kagaku Kogyo Co., Ltd
    Inventors: Iosif L. Leites, Yulya G. Karpova, Vladimir M. Berchenko, Takeshi Hihara, Toshimitsu Shimizu, Norio Takahashi, Isamu Ueno