Patents by Inventor JIANDING NIU

JIANDING NIU 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).

  • Silty floating mud collection device
    Patent number: 9784649
    Abstract: A silty floating mud collection device, which includes a drive cylinder, an outer sleeve, a sampler barrel, an lug cover plate, a turning cover, a control ring and a control rod, where the drive cylinder includes a cylinder liner, a piston and a piston rod; the outer sleeve is fixedly connected below the cylinder liner; the sampler barrel is detachably installed inside the outer sleeve; the lug cover plate is fixedly connected to a lower end of the piston rod, and can close an upper-end opening of the sampler barrel; the turning cover is turnably installed at a lower end of the outer sleeve, and can close a lower-end opening of the sampler barrel; the control ring is located below the sampler barrel, and is used to block the turning cover which is in an open state; and an upper end of the control rod is connected to the lug cover plate, and a lower end of the control rod is connected to the control ring.
    Type: Grant
    Filed: November 14, 2013
    Date of Patent: October 10, 2017
    Assignee: CCC THIRD HARBOR CONSULTANTS CO., LTD.
    Inventors: Jianding Niu, Jianping Hu, Zhiyong Chen, Zekun Cheng, Limin Cheng, Xiaojie Li, Jiaoshe Dong, Nianxi Wang, Zhaoming Wang
  • SILTY FLOATING MUD COLLECTION DEVICE
    Publication number: 20160153869
    Abstract: A silty floating mud collection device, which includes a drive cylinder, an outer sleeve, a sampler barrel, an lug cover plate, a turning cover, a control ring and a control rod, where the drive cylinder includes a cylinder liner, a piston and a piston rod; the outer sleeve is fixedly connected below the cylinder liner; the sampler barrel is detachably installed inside the outer sleeve; the lug cover plate is fixedly connected to a lower end of the piston rod, and can close an upper-end opening of the sampler barrel; the turning cover is turnably installed at a lower end of the outer sleeve, and can close a lower-end opening of the sampler barrel; the control ring is located below the sampler barrel, and is used to block the turning cover which is in an open state; and an upper end of the control rod is connected to the lug cover plate, and a lower end of the control rod is connected to the control ring.
    Type: Application
    Filed: November 14, 2013
    Publication date: June 2, 2016
    Inventors: JIANDING NIU, JIANPING HU, ZHIYONG CHEN, ZEKUN CHENG, LIMIN CHENG, XIAOJIE LI, JIAOSHE DONG, NIANXI WANG, ZHAOMING WANG