Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354527 | Process for making silicon carbide ceramic fibers | Francis J. Frechette, Roger S. Storm, Viswanathan Venkatswaren, Michael J. Andrejcak | 1994-10-11 |
| 5171491 | Method of producing near net shape fused cast refractories | Thomas A. Myles, Bruce J. Dover, Alan R. Lebold | 1992-12-15 |
| 5154907 | Process for the continuous production of high purity, ultra-fine, aluminum nitride powder by the carbo-nitridization of alumina | Viswanathan Venkateswaran, Joel D. Katz, Carl H. McMurtry, Ajit Sane | 1992-10-13 |
| 5108713 | Apparatus for the continuous production of high ultra-fine, aluminum nitride powder by the carbo-nitridization of alumina | Viswanathan Venkateswaran, Randolph Kujawa | 1992-04-28 |
| 5028572 | Near net shape fused cast refractories and process for their manufacture by rapid melting/controlled rapid cooling | Thomas A. Myles | 1991-07-02 |
| 4896017 | Anode for a plasma arc torch | Lewis M. Koppel, Viswanathan Venksteswaran | 1990-01-23 |
| 4790986 | Method and apparatus to produce a hot fluidizing gas | Viswanathan Venkateswaran, Randolph Kujawa | 1988-12-13 |
| 4791077 | Near net shape fused cast refractories and process for their manufacture by rapid melting/controlled rapid cooling | Thomas A. Myles | 1988-12-13 |
| 4707583 | Plasma heated sintering furnace | Viswanathan Venkateswaran | 1987-11-17 |
| 4698481 | Method for preventing decomposition of silicon carbide articles during high temperature plasma furnace sintering | Joel D. Katz | 1987-10-06 |
| 4676940 | Plasma arc sintering of silicon carbide | Viswanathan Venkateswaran, Richard C. Phoenix | 1987-06-30 |
| 4666775 | Process for sintering extruded powder shapes | Viswanathan Venkateswaran | 1987-05-19 |
| 4649002 | System for preventing decomposition of silicon carbide articles during sintering | Joel D. Katz | 1987-03-10 |
| 4559312 | Sintering or reaction sintering process for ceramic or refractory materials using plasma arc gases | Viswanathan Venkateswaran | 1985-12-17 |
| 4334924 | Pyrometallurgical oxidation of molybdenum rich matte | Paul R. Ammann | 1982-06-15 |
| 4334925 | Combined carburization and sulfurization/desulfurization of molybdenum-rich matte | John F. Elliott, deceased | 1982-06-15 |