| Search Again | Story County, Iowa Inventory Patents |
Story Co. Home Page |
| Name | Patent Title | Patent Number |
City | Year |
|---|---|---|---|---|
| Jack E. POWELL | preparation of uranium bromide | 02562122 | Ames | 1951 |
| Jack E. POWELL | preparation of uranium bromide | 02635035 | Ames | 1953 |
| Jack E. POWELL | method of separating rare earths | 02798789 | Ames | 1957 |
| Jack E. POWELL | method of separating nitrogen isotopes by ion-exchange | 02889205 | Ames | 1959 |
| Jack E. POWELL | method of separating rare earths by ion exchange | 02956858 | Ames | 1960 |
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