Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10427104 | Double crosslinked sodium alginate/polyvinyl alcohol composite nanofiltration membrane and preparation method thereof | Saira Bano, Asif Mahmood, Seong-Joong Kim | 2019-10-01 |
| 10180253 | Integrated carbon dioxide conversion system for connecting oxyfuel combustion and catalytic conversion process | Kook-Young Ahn, Sang Gyu Kang, Young Duk Lee, Tae Sun Chang, Seung Eun Nam +2 more | 2019-01-15 |
| 7851406 | Nano-sized palladium-doped cation exchange resin catalyst, preparation method thereof and method of removing dissolved oxygen in water using the same | Min-Joung Kim, Yeon Kyung Sung, Chang Yeol Yoo | 2010-12-14 |
| 7655277 | Titania composite membrane for water/alcohol separation, and preparation thereof | Yoon-Kyu Lee, Dong-Wook Lee, Bong-Kuk Sea | 2010-02-02 |
| 7459108 | Method for preparing metallic membrane | In-Chul Kim, Soo Min Lee, In Hwan Choi | 2008-12-02 |
| 6958137 | Preparation of composite silica membranes with thermal stability by a soaking-rolling method | Dong-Wook Lee, Yoon-Kyu Lee, Bong-Kuk Sea, Seung Eun Nam | 2005-10-25 |
| 6887380 | Silicone-coated organic solvent resistant polyamide composite nanofiltration membrane, and method for preparing the same | In-Chul Kim, Hyung Gu Yun | 2005-05-03 |
| 6822125 | Method for preparing dimethylether using a membrane reactor for separation and reaction | Bongkuk Sea, Min Young Youn, Dong-Wook Lee, Yoon Gyu Lee | 2004-11-23 |
| 6740783 | Process for preparing dimethyl ether from crude methanol | Ki Won Jun, Hyun-Seog Roh | 2004-05-25 |
| 6379524 | Method for preparing composite membrane for separation of hydrogen gas | Seung Eun Nam, Sang Hak Lee | 2002-04-30 |
| 6228426 | Process for preparing composite inorganic membranes | Chang-Soo Jun | 2001-05-08 |
| 5868975 | Method for preparing asymmetrical separation membrane for separating water/organic solvent or gas | Jong Geon Jegal, You In Park | 1999-02-09 |
| 5646205 | Ion complex membrane and a method for producing same | Jung-Hoon Kim, Jong Geon Jegal | 1997-07-08 |
| 4640901 | High temperature membrane | Soon-Jai Khang | 1987-02-03 |