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Dave Barry
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| Number | Title | Issue Date |
| 5427717 | Secondary alkyl sulfate/zeolite-containing surfactant compositions This invention relates to solid secondary alkyl sulfate/zeolite-containing surface active compositions which are formed by crystallization and which contain at least about 80 percent by weight of secondary alkyl sulfate and zeolite. These compositions are... | 06/27/1995 |
| 5129766 | Aeration tube discharge control device The invention is directed to a method and apparatus for establishing and maintaining a uniform mass flow rate of particulate solids and gas mixture from a container to a receiving reactor. A preferred embodiment utilizes an aeration tube suspended in the ... | 07/14/1992 |
| 5106240 | Aerated discharge device The invention is directed to a method and apparatus for establishing and maintaining a uniform mass flow rate of particulate solids and gas mixture from a container to a receiving reactor. A preferred embodiment utilizes a plurality of porous inserts in t... | 04/21/1992 |
| 4969933 | Process for flyslag treatment utilizing a solids-containing concentrated aqueous stream A process for the treatment of flyslag from the gasification of coal is described, the process being characterized, in one embodiment, by mixing of the flyslag with a residual waste stream from a coal gasification process, the wast stream containing parti... | 11/13/1990 |
| 4869622 | Feed hopper design The present invention is directed to an apparatus and method for equalizing the flow rate of a combustible, particulate solids, such as coal, and gas mixture discharged from a feed vessel apparatus in a uniform manner to a pressurized receiving reactor, s... | 09/26/1989 |
| 4838738 | Pressure compensated weigh system The present invention is directed to an apparatus and method for controlling mass flow rate of a particulate solids and gas mixture to a reactor. In particular, the fast response of a mass flow rate-indicating device is combined with the longer term accur... | 06/13/1989 |