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Patent applications and USPTO patent grants for Gray; Steven Reed.The latest application filed is for "alum pellets".
Patent | Date |
---|---|
Compositions for treating phosphate in water Grant 7,063,804 - Landis , et al. June 20, 2 | 2006-06-20 |
Alum pellets Grant 7,001,534 - Landis , et al. February 21, 2 | 2006-02-21 |
Alum pellets Grant 6,960,303 - Landis , et al. November 1, 2 | 2005-11-01 |
Alum pellets App 20050121395 - Landis, Charles R. ;   et al. | 2005-06-09 |
Compositions for treating phosphate in water App 20050082229 - Landis, Charles R. ;   et al. | 2005-04-21 |
Alum pellets App 20050000909 - Landis, Charles R. ;   et al. | 2005-01-06 |
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