Patents by Inventor Zifu NI

Zifu NI 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 producing special oil OPO by way of microbial fermentation
    Patent number: 12146179
    Abstract: Disclosed is a method for producing special oil OPO by way of microbial fermentation. The method comprises the following steps: inoculating microorganisms to an activating culture medium for shake cultivation treatment to obtain an activated culture; adding an organic matter into a minimal medium to obtain an optimized culture medium; inoculating the culture into the optimized culture medium for shake cultivation treatment to obtain a culture solution; carrying out centrifugal treatment on the culture solution, taking a precipitate, washing the precipitate and freeze-drying the precipitate, adding a hydrochloric acid solution to obtain a mixture; and adding an organic solvent into the mixture for extraction, and removing the solvent to obtain the OPO, wherein the microorganisms are Rhodococcus opacus PD630.
    Type: Grant
    Filed: October 31, 2019
    Date of Patent: November 19, 2024
    Assignee: SOUTH CHINA UNIVERSITY OF TECHNOLOGY
    Inventors: Wenyong Lou, Linshang Zhang, Minhua Zong, Zifu Ni, Jiguo Yang
  • METHOD FOR PRODUCING SPECIAL OIL OPO BY WAY OF MICROBIAL FERMENTATION
    Publication number: 20220220518
    Abstract: Disclosed is a method for producing special oil OPO by way of microbial fermentation. The method comprises the following steps: inoculating microorganisms to an activating culture medium for shake cultivation treatment to obtain an activated culture; adding an organic matter into a minimal medium to obtain an optimized culture medium; inoculating the culture into the optimized culture medium for shake cultivation treatment to obtain a culture solution; carrying out centrifugal treatment on the culture solution, taking a precipitate, washing the precipitate and freeze-drying the precipitate, adding a hydrochloric acid solution to obtain a mixture; and adding an organic solvent into the mixture for extraction, and removing the solvent to obtain the OPO, wherein the microorganisms are Rhodococcus opacus PD630.
    Type: Application
    Filed: October 31, 2019
    Publication date: July 14, 2022
    Applicant: SOUTH CHINA UNIVERSITY OF TECHNOLOGY
    Inventors: Wenyong LOU, Linshang ZHANG, Minhua ZONG, Zifu NI, Jiguo YANG