Quotables
"To place a man in a multi-stage rocket and project him into the controlling gravitational field of the moon where the passengers can make scientific observations, perhaps land alive, and then return to earth--all that constitutes a wild dream worthy of Jules Verne. I am bold enough to say that such a man-made voyage will never occur regardless of all future advances."
Lee deForest, American radio pioneer ; 1957
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| Number | Title | Issue Date |
| 6376422 | Dehydrogenation catalysts and methods Catalyst mixtures are comprised of zinc oxide, calcium carbonate or calcium oxide, and an amount of chromium (III) oxide in an amount sufficient to improve conversion and/or selectivity of cyclohexanol to cyclohexanone under cyclohexanol dehydrogenation c... | 04/23/2002 |
