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5505232 | Barclay | Apr 1996 | A |
5603360 | Teel | Feb 1997 | A |
5954099 | Princiotta et al. | Sep 1999 | A |
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Entry |
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United States Department of Energy document entitled “Toward a More Secure and Cleaner Energy Future, A National Vision Of America's Transition To A Hydrogen Economy to 2030 And Beyond, Based on the results of the National Hydrogen Vision Meeting Washington, DC, Nov. 15-16, 2001”, dated Feb. 2002, 35 pages. |