Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9718756 | Method for continuously recovering (meth)acrylic acid and apparatus for the method | Se Won Baek, Sul Hee Yoo, Yoon Jae Min | 2017-08-01 |
| 9517997 | Process for continuous recovering (meth)acrylic acid and apparatus for the process | Se Won Baek, Sul Hee Yoo | 2016-12-13 |
| 8569200 | Catalyst for hydrocarbon steam cracking, method of preparing the same and method of preparing olefin by using the same | Jun Han Kang, Jun Seon Choi, Byoung-gi Park, Chang-hoon Kang, Si-hyun Noh | 2013-10-29 |
| 8492305 | Catalyst for hydrocarbon steam cracking, method of preparing the same and method of preparing olefin by using the same | Jun Han Kang, Jun Seon Choi, Byoung-gi Park, Chang-hoon Kang, Si-hyun Noh | 2013-07-23 |
| 8242047 | Oxide catalyst and phosphoric oxide catalyst for hydrocarbon steam cracking, method for preparing the same and method for preparing olefin by using the same | Jun Seon Choi, Jun Han Kang, Byoung-gi Park, Chang-hoon Kang, Si-hyun Noh | 2012-08-14 |
| 8123931 | Catalyst for hydrocarbon steam cracking, method of preparing the same and method of preparing olefin by using the same | Jun Han Kang, Jun Seon Choi, Byoung-gi Park, Chang-hoon Kang, Si-hyun Noh | 2012-02-28 |
| 7935654 | Oxide catalyst and phosphoric oxide catalyst for hydrocarbon steam cracking, method for preparing the same and method for preparing olefin by using the same | Jun Seon Choi, Jun Han Kang, Byoung-gi Park, Chang-hoon Kang, Si-hyun Noh | 2011-05-03 |
| 7381678 | Hydrocarbon cracking catalyst using chemical liquid deposition and method for preparing the same | Igor N. Filimonov, Sang-Mun Jeong, Won-Ho Lee, Jun Han Kang | 2008-06-03 |