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Closed loop no.sub.x reduction |
Warren Ma, James B. Black |
2000-09-05 |
| 5997823 |
Processes and apparatus for removing acid gases from flue gas |
— |
1999-12-07 |
| 5428907 |
Downcomer and flapper valve |
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1995-07-04 |
| 4940569 |
Sorbent and processes for removing nitrogen oxides, sulfur oxides and hydrogen sulfide from gas streams |
Lewis G. Neal, Hsiaopin Tseng |
1990-07-10 |
| 4798711 |
Processes for removing nitrogen oxides, sulfur oxides and hydrogen sulfide from gas streams |
Lewis G. Neal, Hsiaopin Tseng |
1989-01-17 |
| 4755499 |
Sorbent for removing nitrogen oxides, sulfur oxides and hydrogen sulfide from gas streams |
Lewis G. Neal, Hsiaopin Tseng |
1988-07-05 |