Toshin Seiko Kabushiki Kaisha
Patent Applications and Registrations
Patent applications and USPTO patent grants for Toshin Seiko Kabushiki Kaisha.The latest application filed is for "method for preheating steel scrap by exhaust gas from steelmaking electric furnace".
- Toshin Seiko Kabushiki Kaisha - Tokyo JP
- Toshin Seiko Kabushiki Kaisha - JA JA
| Patent | Date |
|---|---|
| Method for preheating steel scrap by exhaust gas from steelmaking electric furnace Grant 4,375,958 - Date , et al. March 8, 1 | 1983-03-08 |
| Graphite refractory article having dense structure with low porosity Grant 4,282,288 - Yoshino , et al. August 4, 1 | 1981-08-04 |
| Steelmaking apparatus Grant 4,077,614 - Udo , et al. March 7, 1 | 1978-03-07 |
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