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| Number | Title | Issue Date |
| 7452122 | Feeder device The feeder apparatus including a chamber formed of at least one upstanding wall, a water outlet in the wall, a drain in the wall, the chamber having a bottom, inlets for water jets in the bottom for creating turbulence inside the chamber to create particle suspensio... | 11/18/2008 |
| 7419589 | Adaptable water purification apparatus A water purification apparatus connected to a water system includes a hopper for holding chemical tablets on a perforated bed and an underlying basin. A spray head is detachably connected to the perforated bed and sprays water onto the tablets and parallel to the pe... | 09/02/2008 |
| 7364669 | Method for reducing reactivity of calcium hypochlorite Stable compositions of calcium hypochlorite containing selected hydrated inorganic salts having a sufficiently high enthalpy and the ability to provide water release to sufficiently quench reactions and reduce the potential for conflagration. ... | 04/29/2008 |
| 7238290 | Catalytic oxidation of peroxy salts Transition metal ions have the ability to increase the oxidation performance of the inorganic peroxy salts at room temperature by possibly lowering their activation energy or by producing more reactive free radicals. When two transition metal salts are used together... | 07/03/2007 |
| 7083717 | Water purification apparatus A chlorinator connected to a water system includes a hopper for holding chemical tablets on a perforated bed and an underlying basin. A spray head is supported by the perforated bed and sprays water onto the tablets and parallel to the perforated bed. The basin rece... | 08/01/2006 |
