Lee; Ki Gang
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lee; Ki Gang.The latest application filed is for "manufacturing method of glass-ceramics using steel dust in furnace".
- Lee; Ki Gang - Kyeonggi-do KR
- Lee; Ki-Gang - Gwachon-si KR
| Patent | Date |
|---|---|
| Vertical furnace for fabrication of fine artificial lightweight aggregates Grant 8,202,086 - Kang , et al. June 19, 2 | 2012-06-19 |
| Manufacturing Method Of Glass-ceramics Using Steel Dust In Furnace App 20100037657 - Kang; Seung gu ; et al. | 2010-02-18 |
| Vertical Furnace For Fabrication Of Fine Artificial Lightweight Aggregates App 20090325115 - Kang; Seung gu ; et al. | 2009-12-31 |
| Method for manufacturing artificial ultra-lightweight aggregate using raw sewage sludge Grant 7,597,839 - Lee , et al. October 6, 2 | 2009-10-06 |
| Method for manufacturing artificial ultra-lightweight aggregate using raw sewage sludge App 20070040307 - Lee; Ki-Gang ; et al. | 2007-02-22 |
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