Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 6485693 | Apparatus for producing carbon blacks A process for producing carbon black comprising reacting a reaction stream formed by a prior carbon black forming process with an oxidant and a carbon black yielding feedstock to produce carbon black and cooling, separating and recovering the carbon black... | 11/26/2002 |
| 5859120 | Carbon black and processes for manufacturing Carbon blacks containing silicon and a process for manufacturing them. The carbon blacks containing silicon are suitable as reinforcing carbon blacks for rubber mixtures and give the latter viscoelastic properties such as reduced rolling resistance in tir... | 01/12/1999 |
| 5316750 | Hydrocarbon combustion process in which the carbon dioxide produced is prevented from dispersing onto the atmosphere, and a plant for its implementation A process for the combustion of a hydrocarbon, such as methane, in particular for energy production, in which the hydrocarbon, which will be assumed to be methane, is fed to a first stage in which it is reacted with recycled carbon dioxide produced during... | 05/31/1994 |
| 5009854 | Axial reactor with coaxial oil injection An axial flow carbon black reactor for producing carbon black particles having a relatively narrow particle size distribution. Feedstock oil is introduced into the reactor by a spray nozzle located coaxial with the longitudinal center line of the reactor.... | 04/23/1991 |
