Shimoda; Masao
Patent Applications and Registrations
Patent applications and USPTO patent grants for Shimoda; Masao.The latest application filed is for "method for the disposal of aqueous sewage sludge".
- Shimoda; Masao - Tokyo JP
| Patent | Date |
|---|---|
| Method for the disposal of aqueous sewage sludge Grant 5,217,624 - Yamane , et al. June 8, 1 | 1993-06-08 |
| Softy mud solidifying agent Grant 5,133,806 - Sakamoto , et al. July 28, 1 | 1992-07-28 |
| Cement accelerating agent Grant 4,650,523 - Kikuchi , et al. March 17, 1 | 1987-03-17 |
| Process for treating a sludge or drainage containing chromium (VI) compounds with a solidifying agent Grant 4,132,558 - Uchikawa , et al. * January 2, 1 | 1979-01-02 |
| Method for solidifying sludge Grant 3,947,283 - Uchikawa , et al. March 30, 1 | 1976-03-30 |
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