Record Display for the EPA National Library Catalog
RECORD NUMBER: 11 OF 22| Main Title | Microwave absorbing article / | |||||||||||
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| Author | Japka, Joseph E. | |||||||||||
| Publisher | [United States Patent Office], | |||||||||||
| Year Published | 1994 | |||||||||||
| OCLC Number | 1400075498 | |||||||||||
| Subjects | Microwave devices--Patents ; Patents--United States | |||||||||||
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| Collation | 2 pages : illustrations ; 28 cm. | |||||||||||
| Notes | Caption title. [Patent no.] 5,326,640 ; [date of patent]: Jul. 5, 1994. At head of title: United States patent [19], Japka. Photocopy. |
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| Contents Notes | A microwave absorbing article of low density comprises a hollow or solid glass microsphere having a diameter of 1-100 microns, and, deposited thereon, a succession of layers of particulate iron material interspersed by a passivated iron skin. |