Patents by Inventor Gyung Nam Min

Gyung Nam Min 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).

  • Publication number: 20150086271
    Abstract: Disclosed is an apparatus for purifying asbestos-contaminated soil capable of increasing the removable efficiency of removing the soil by applying a drop method, facilitating the scattering of asbestos by extending the drop time of soil, and improving the separation efficiency of the asbestos from the contaminated soil by preventing the generation of eddies in the soil. The apparatus includes a blowing unit 100 including a blowing case 110 provided with a vertical portion 111 and horizontal portions 112 and blowers 120; a drop unit 200 including a drop case 210, a storage hopper 220, a discharge device 230, shock absorbing plates 240, and guide plates 250; a transfer unit 300 including a plurality of transfer cases 310 and screens 320; and a discharge unit 400 having a third opening 401 and a vent hole 402.
    Type: Application
    Filed: November 28, 2013
    Publication date: March 26, 2015
    Applicant: Sejong E&C Co., Ltd.
    Inventors: Gyung Nam MIN, Jae Won Lee, Jung Gwan Lee, Si Dong Ryu
  • Patent number: 8974146
    Abstract: Disclosed is an apparatus for purifying asbestos-contaminated soil capable of increasing the removable efficiency of removing the soil by applying a drop method, facilitating the scattering of asbestos by extending the drop time of soil, and improving the separation efficiency of the asbestos from the contaminated soil by preventing the generation of eddies in the soil. The apparatus includes a blowing unit 100 including a blowing case 110 provided with a vertical portion 111 and horizontal portions 112 and blowers 120; a drop unit 200 including a drop case 210, a storage hopper 220, a discharge device 230, shock absorbing plates 240, and guide plates 250; a transfer unit 300 including a plurality of transfer cases 310 and screens 320; and a discharge unit 400 having a third opening 401 and a vent hole 402.
    Type: Grant
    Filed: November 28, 2013
    Date of Patent: March 10, 2015
    Assignee: Sejong E&C Co., Ltd.
    Inventors: Gyung Nam Min, Jae Won Lee, Jung Gwan Lee, Si Dong Ryu