Christy; Paul G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Christy; Paul G..The latest application filed is for "method and apparatus for treating lime slurry for grit removal".
- Christy; Paul G. - Malvern PA
- Christy; Paul G. - Wayne PA
- Christy; Paul G. - Devon PA
| Patent | Date |
|---|---|
| Method and apparatus for treating lime slurry for grit removal Grant 8,163,175 - Christy , et al. April 24, 2 | 2012-04-24 |
| Method and apparatus for treating lime slurry for grit removal Grant 8,133,401 - Christy , et al. March 13, 2 | 2012-03-13 |
| Method and apparatus for treating lime slurry for grit removal Grant 7,416,673 - Christy , et al. August 26, 2 | 2008-08-26 |
| Method and Apparatus for Treating Lime Slurry for Grit Removal App 20080185324 - Christy; Paul G. ; et al. | 2008-08-07 |
| Method and apparatus for treating lime slurry for grit removal App 20060231507 - Christy; Paul G. ; et al. | 2006-10-19 |
| Method and Apparatus for Treating Lime Slurry for Grit Removal App 20060231511 - Christy; Paul G. ; et al. | 2006-10-19 |
| Process and apparatus for liquid sludge stabilization Grant 5,851,404 - Christy , et al. December 22, 1 | 1998-12-22 |
| Process for treatment of sewage sludge Grant 5,618,442 - Christy April 8, 1 | 1997-04-08 |
| Apparatus for pathogen reduction in waste Grant 5,433,844 - Christy * July 18, 1 | 1995-07-18 |
| Process and apparatus for pathogen reduction in waste Grant 5,405,536 - Christy * April 11, 1 | 1995-04-11 |
| Process and apparatus for treating sewage sludge Grant 5,401,402 - Christy , et al. March 28, 1 | 1995-03-28 |
| Process and apparatus for pathogen reduction in waste Grant 5,013,458 - Christy, Sr. , et al. May 7, 1 | 1991-05-07 |
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