Elena Chalkova

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State College, PA, US

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Patents Applicationslast 30 patents

Information Patent Application
High temperature and low relative humidity polymer/inorganic compos...
- Publication number 20060228608
- Publication date Oct 12, 2006
- Tze-Chiang Chung
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Composite membrane for fuel cell and fuel cells incorporating said...
- Publication number 20050227135
- Publication date Oct 13, 2005
- Elena Chalkova
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...