Patents by Inventor JIANHUA LV

JIANHUA LV 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).

  • Patent number: 11054407
    Abstract: The present application discloses a gas logging system, including a degasser configured to degas a sample to separate a gas to be tested; and a detector connected to the degasser and configured to receive the gas to be tested separated by the degasser and perform detection, where the degasser comprises a degassing cover, the degassing cover includes a spherical crown disk surface and a plurality of semipermeable membrane degassing units on the spherical crown disk surface, wherein the plurality of semipermeable membrane degassing units are arranged on the spherical crown disk surface according to the Fibonacci Spiral Rule. The gas logging system provided by the present application may improve the distribution uniformity of a drilling fluid on the degassing cover while increasing arrangement number, and reduce the impact on semipermeable membrane degassing units.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: July 6, 2021
    Assignee: JILIN UNIVERSITY
    Inventors: Youhong Sun, Zhiyong Chang, Xiaohui Weng, Lili Ren, Baochang Liu, Renchu Guan, Wei Guo, Jun Xie, Ke Gao, Jianhua Lv, Wei Liu, Sunhua Deng
  • Publication number: 20190277826
    Abstract: The present application discloses a gas logging system, including a degasser configured to degas a sample to separate a gas to be tested; and a detector connected to the degasser and configured to receive the gas to be tested separated by the degasser and perform detection, where the degasser comprises a degassing cover, the degassing cover includes a spherical crown disk surface and a plurality of semipermeable membrane degassing units on the spherical crown disk surface, wherein the plurality of semipermeable membrane degassing units are arranged on the spherical crown disk surface according to the Fibonacci Spiral Rule. The gas logging system provided by the present application may improve the distribution uniformity of a drilling fluid on the degassing cover while increasing arrangement number, and reduce the impact on semipermeable membrane degassing units.
    Type: Application
    Filed: May 30, 2019
    Publication date: September 12, 2019
    Inventors: YOUHONG SUN, ZHIYONG CHANG, XIAOHUI WENG, LI LI REN, BAOCHANG LIU, Renchu Guan, Wei Guo, Jun Xie, KE GAO, JIANHUA LV, WEI LIU, SUNHUA DENG