Maryland's Defense Patent Database

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Low temperature refining and formation of refractory metals

Patent image
NRL

This invention discloses and claims the low temperature reduction and purification of refractory metals, metal compounds, and semi-metals. The reduction is accomplished using non-aqueous ionic solvents in an electrochemical cell with the metal entity to be reduced. Using this invention, TiO2 is reduced directly to Ti metal at room temperature.

Inventors: 
O'gardy, William E.; Cheeck, Graham T.
Patent Number: 
Technical domain: 
Materials and Coatings
FIle Date: 
2003-06-24
Grant Date: 
2005-10-25
Grant time: 
854 days
Grant time percentile rank: 
15
Claim count percentile rank: 
3
Citations percentile rank: 
1
'Cited by' percentile rank: 
1
Assignee: 
US NAVY