Patents by Inventor Liming Han

Liming Han 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).

  • Energy-saving in-situ steam thermal desorption process for remediating pesticide contaminated sites
    Patent number: 11883866
    Abstract: An in-situ steam thermal desorption process for remediating pesticide contaminated sites comprises S1, determining a contaminated layer; S2, primary steam injection; S3, secondary steam injection and regulator injection; wherein the regulator comprises the following components in parts by weight: 0.2-0.8 parts by weight of hyper-thermophilic microbial agent, 0.5-0.9 parts by weight of carbamyl phosphate, 2-3 parts by weight of cyclic 2,3-diphosphoglycerate, 3-4 parts by weight of ethylenediamine tetraacetic acid, 15-17 parts by weight of wort, and 5-6 parts by weight of sodium octadecyl sulfate; S4, tertiary steam injection; S5, conservation.
    Type: Grant
    Filed: April 5, 2023
    Date of Patent: January 30, 2024
    Assignee: Nanjing Institute of Environmental Sciences, MEE
    Inventors: Mei Li, Shengtian Zhang, Liming Han, Lu Yang, Jinzhong Wan, Qun Li, Yan Zhou, Tingting Fan, Decheng Jin, Yuanchao Zhao, Xiang Wang
  • ENERGY-SAVING IN-SITU STEAM THERMAL DESORPTION PROCESS FOR REMEDIATING PESTICIDE CONTAMINATED SITES
    Publication number: 20240017312
    Abstract: An energy-saving in-situ steam thermal desorption process for remediating pesticide contaminated sites comprises S1, determining a contaminated layer; S2, primary steam injection; S3, secondary steam injection and regulator injection; wherein the regulator comprises the following components in parts by weight: 0.2-0.8 parts by weight of hyper-thermophilic microbial agent, 0.5-0.9 parts by weight of carbamyl phosphate, 2-3 parts by weight of cyclic 2,3-diphosphoglycerate, 3-4 parts by weight of ethylenediamine tetraacetic acid, 15-17 parts by weight of wort, and 5-6 parts by weight of sodium octadecyl sulfate; S4, tertiary steam injection; S5, conservation.
    Type: Application
    Filed: April 5, 2023
    Publication date: January 18, 2024
    Applicant: Nanjing Institute of Environmental Sciences, MEE
    Inventors: Mei LI, Shengtian ZHANG, Liming Han, Lu Yang, Jinzhong Wan, Qun Li, Yan Zhou, Tingting Fan, Decheng Jin, Yuanchao Zhao, Xiang Wang