Patents Examined by Lisa Captuo
  • Device for evaluating foaming property of gas-soluble surfactant and application thereof
    Patent number: 10006845
    Abstract: A device for evaluating the foaming property of a gas-soluble surfactant, which comprises a gas source part, an evaluating kettle, a liquid part, and an intermediate container part. The rotation of the evaluating kettle, the gas-soluble surfactant and the supercritical carbon dioxide can be sufficiently and evenly mixed with each other when the solubility of the gas-soluble surfactant in the supercritical carbon dioxide is measured.
    Type: Grant
    Filed: May 7, 2015
    Date of Patent: June 26, 2018
    Assignee: CHINA UNIVERSITY OF PETROLEUM
    Inventors: Zhaomin Li, Chao Zhang, Binfei Li, Songyan Li, Jiquan Liu, Quanwei Dong