Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8221674 | Distributor base | Franz Hauzenberger, Karl Zehetbauer, Jun Hyuk Lee, Myoung-Kyun Shin, Won Namkung +3 more | 2012-07-17 |
| 8119059 | Apparatus for manufacturing molten irons | Min Young Cho, Myoung-Kyun Shin, Nag-Joon Choi, Kung-Won Nam, Sun-Kwang Jeong +1 more | 2012-02-21 |
| 6736876 | Fluidized bed breakage prevention system for fluidized bed reduction reactor and method | Myoung-Kyun Shin, Jun Hyuk Lee, Sun-Kwang Jeong, Nag-Joon Choi, Heung-Won Kang | 2004-05-18 |
| 6585798 | Fluidized bed reactor for preventing the fine iron ore from sticking therein and method thereof | Nag-Joon Choi, Sun-Kwang Jeong, Heung-Won Kang, Hauzenberger Franz | 2003-07-01 |
| 6491738 | 2-stage fluidized bed type fine iron ore reducing apparatus, and reducing method using the apparatus | Il Ock Lee, Uoo Chang Jung, Nag-Joon Choi | 2002-12-10 |
| 6277324 | Apparatus for manufacturing molten pig iron and reduced iron by utilizing a fluidized bed | Sang Hoon Joo, Sang Deuk Lee, Myoung-Kyun Shin, Jun Hyuk Lee, Min Young Cho +1 more | 2001-08-21 |
| 6224819 | Fluidized bed type reducing system for reducing fine iron ore | Yong-Ha Kim, Il Ock Lee | 2001-05-01 |
| 6110413 | 3-Stage fluidized bed type fine iron ore reducing apparatus having x-shaped circulating tubes | Uoo Chang Jung, Nag-Joon Choi, Heung-Won Kang | 2000-08-29 |
| 5897829 | Apparatus for reducing fine iron ore | Il Ock Lee, Uoo Chang Chung, Yong-Ha Kim | 1999-04-27 |
| 5785733 | Fluidized bed type reduction apparatus for iron ore particles and method for reducing iron ore particles using the apparatus | Il Ock Lee, Yong-Ha Kim, Bong Jin Jung, Franz Hauzenberger | 1998-07-28 |
| 5762681 | Fluidized bed type reduction apparatus for iron ores and method for reducing iron ores using the apparatus | Il Ock Lee, Yong-Ha Kim, Bong Jin Jung, Uoo Chang Chung, Werner Kepplinger +2 more | 1998-06-09 |