| 11339066 |
Process and apparatus for treating water with hydrated lime slurry and for dissolving scale |
Richard W. Christy, Louis Litz |
2022-05-24 |
| 11286173 |
Method and apparatus for filtration of lime-treated water |
Richard W. Christy |
2022-03-29 |
| 10906822 |
Process and apparatus for treating water with hydrated lime slurry and for dissolving scale |
Richard W. Christy, Louis Litz |
2021-02-02 |
| 10479623 |
Sludge handling system with rotating discharge device |
Richard W. Christy, Michael J. Millman |
2019-11-19 |
| 10112852 |
RDPreheating water jackets |
Richard W. Christy, Louis Litz |
2018-10-30 |
| 9856166 |
Process and apparatus for slaking lime and dissolving scale |
Richard W. Christy, Louis Litz |
2018-01-02 |
| 9745217 |
System and method for lime stabilization of liquid sludge |
Richard W. Christy, Stephen H. Yost |
2017-08-29 |
| 9688547 |
Method and apparatus for filtration of lime-treated water |
Richard W. Christy |
2017-06-27 |
| 9650293 |
Process and apparatus for slaking lime and dissolving scale |
Richard W. Christy, Louis Litz |
2017-05-16 |
| 9315399 |
Method and apparatus for dissolving sodium carbonate in water |
Richard W. Christy |
2016-04-19 |
| 9174861 |
Process and apparatus for treating water with hydrated lime slurry and for dissolving scale |
Richard W. Christy, Louis Litz |
2015-11-03 |
| 9169147 |
Precision lime stabilization system and method for treatment of sewage sludge |
Richard W. Christy, Stephen H. Yost |
2015-10-27 |
| 9023312 |
Process and apparatus for slaking lime and dissolving scale |
Richard W. Christy, Louis Litz |
2015-05-05 |
| 8939329 |
Sewage silo with centripetal action discharge arm |
Richard W. Christy |
2015-01-27 |
| 8682477 |
Apparatus and method for inventory management and automated discharge of treated sewage sludge to trucks |
Richard W. Christy, Louis Litz |
2014-03-25 |
| 8662354 |
Sludge handling system with rotating discharge device for discharging sludge from a bin |
Richard W. Christy, Michael J. Millman |
2014-03-04 |
| 8504190 |
Apparatus and method for inventory management and automated discharge of treated sewage sludge to trucks |
Richard W. Christy, Louis Litz |
2013-08-06 |
| 8163175 |
Method and apparatus for treating lime slurry for grit removal |
Paul G. Christy |
2012-04-24 |
| 8133401 |
Method and apparatus for treating lime slurry for grit removal |
Paul G. Christy |
2012-03-13 |
| 8065815 |
Apparatus, method and system for treating sewage sludge |
Richard W. Christy, Robert Van Bramer |
2011-11-29 |
| 7669348 |
Apparatus, method and system for treating sewage sludge |
Richard W. Christy, Robert Van Bramer |
2010-03-02 |
| 7416673 |
Method and apparatus for treating lime slurry for grit removal |
Paul G. Christy |
2008-08-26 |