Watters; Larry A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Watters; Larry A..The latest application filed is for "system and method for beneficiating ultra-fine raw coal with spiral concentrators".
- Watters; Larry A. - McMurray PA
- Watters; Larry A. - Venetia PA
- Watters; Larry A. - Washington County PA
| Patent | Date |
|---|---|
| System and method for beneficiating ultra-fine raw coal with spiral concentrators App 20080047880 - Watters; Larry A. ; et al. | 2008-02-28 |
| System and method for beneficiating ultra-fine raw coal with spiral concentrators App 20070075002 - Watters; Larry A. ; et al. | 2007-04-05 |
| System and method for beneficiating ultra-fine raw coal with spiral concentrators App 20060180525 - Watters; Larry A. ; et al. | 2006-08-17 |
| Integrally formed heavy media pulping column Grant 6,840,382 - Watters , et al. January 11, 2 | 2005-01-11 |
| Screen assembly Grant 6,820,747 - Watters , et al. November 23, 2 | 2004-11-23 |
| Common correct media sump and wing tank design Grant 6,742,656 - Watters , et al. June 1, 2 | 2004-06-01 |
| Integral dilute media/plant clean-up sump and pump Grant 6,742,657 - Watters , et al. June 1, 2 | 2004-06-01 |
| Integrally formed separator/screen feedbox assembly Grant 6,722,503 - Watters , et al. April 20, 2 | 2004-04-20 |
| System and method for controlling water-only cyclones Grant 6,638,433 - Watters , et al. October 28, 2 | 2003-10-28 |
| Integrally formed heavy media pulping column App 20030197079 - Watters, Larry A. ; et al. | 2003-10-23 |
| Integral dilute media/plant clean-up sump and pump App 20030173266 - Watters, Larry A. ; et al. | 2003-09-18 |
| System And Method For Controlling Water-only Cyclones App 20030173271 - Watters, Larry A. ; et al. | 2003-09-18 |
| Screen assembly App 20030173268 - Watters, Larry A. ; et al. | 2003-09-18 |
| Integrally formed separator/screen feedbox assembly App 20030173260 - Watters, Larry A. ; et al. | 2003-09-18 |
| Common correct media sump and wing tank design App 20030173267 - Watters, Larry A. ; et al. | 2003-09-18 |
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