| 5439583 |
Sulfur removal systems for protection of reforming crystals |
Richard C. Robinson, Robert L. Jacobson, Harris E. Kluksdahl, Dennis L. Holtermann, Leslie A. Field |
1995-08-08 |
| 5089461 |
Chromium/tin mixture as sulfur dioxide oxidation promoter for FCC units |
Alan W. Klaassen |
1992-02-18 |
| 4992161 |
Chromium/tin mixture as sulfur dioxide oxidation promoter for FCC units |
Alan W. Klaassen |
1991-02-12 |
| 4521389 |
Process of controlling NO.sub.x in FCC flue gas in which an SO.sub.2 oxidation promotor is used |
William L. Dimpel |
1985-06-04 |
| 4497598 |
Method and apparatus for controlled rate feeding of fluidized solids |
— |
1985-02-05 |
| 4434147 |
Simultaneous sulfur oxide and nitrogen oxide control in FCC units using cracking catalyst fines with ammonia injection |
William L. Dimpfl |
1984-02-28 |
| 4332672 |
Process for controlling sulfur oxides using an alumina-impregnated catalyst |
Robert L. Flanders |
1982-06-01 |
| 4325926 |
Process for removing sulfur dioxide from a gas |
— |
1982-04-20 |
| 4309309 |
Adding fuel in catalyst regeneration |
— |
1982-01-05 |
| 4290878 |
NO.sub.x control in platinum-promoted complete combustion cracking catalyst regeneration |
— |
1981-09-22 |
| 4259176 |
Restricting silica content of catalyst inventory to prevent alumina poisoning for SO.sub.x control |
Robert L. Flanders |
1981-03-31 |
| 4252635 |
Sulfur oxides control in cracking catalyst regeneration |
— |
1981-02-24 |
| 4243556 |
Sulfur oxides control in cracking catalyst |
— |
1981-01-06 |
| 4239742 |
Process for improving a gas containing a minor amount of sulfur dioxide impurity and producing a hydrogen sulfide-rich gas |
— |
1980-12-16 |
| 4204944 |
Process for removing pollutants from nonzeolitic catalyst regenerator flue gas |
Robert L. Flanders |
1980-05-27 |
| 4204945 |
Removing pollutants from flue gas in nonzeolitic catalytic cracking |
Robert L. Flanders |
1980-05-27 |
