Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5814210 | Apparatus and process for the separation of hydrophobic and hydrophilic particles using microbubble column flotation together with a process and apparatus for generation of microbubbles | Roe-Hoan Yoon, Gerald H. Luttrell | 1998-09-29 |
| 5397001 | Apparatus for the separation of hydrophobic and hydrophilic particles using microbubble column flotation together with a process and apparatus for generation of microbubbles | Roe-Hoan Yoon, Gerald H. Luttrell | 1995-03-14 |
| 5396260 | Video instrumentation for the analysis of mineral content in ores and coal | Roe-Hoan Yoon, Gerald H. Luttrell | 1995-03-07 |
| 5167798 | Apparatus and process for the separation of hydrophobic and hydrophilic particles using microbubble column flotation together with a process and apparatus for generation of microbubbles | Roe-Hoan Yoon, Gerald H. Luttrell | 1992-12-01 |
| 4981582 | Process and apparatus for separating fine particles by microbubble flotation together with a process and apparatus for generation of microbubbles | Roe-Hoan Yoon, Gerald H. Luttrell | 1991-01-01 |