Matches 1 - 16 out of 16
Match Document Document Title
7368090 FCC spent catalyst distributor  
An distributor arrangement introduces spent FCC catalyst more uniformly across the dense bed of the regenerator to provide more even contact with regeneration gas in order to avoid hot spots and...
7361319 Mixed metal oxide sorbents  
The present invention is directed to methods for reducing SOx, NOx, and CO emissions from a fluid stream comprising contacting said fluid stream with a compound comprising magnesium and aluminum...
7361264 Mixed metal oxide additives  
The present invention is directed to methods for mitigating the deleterious effect of at least one metal on an FCC catalyst. This objective is achieved by using a mixed metal oxide compound...
7347929 Gasoline sulfur reduction using hydrotalcite like compounds  
The present invention describes novel methods for reducing sulfur in gasoline with hydrotalcite like compound additives, calcined hydrotalcite like compounds, and/or mixed metal oxide solution. The...
6809054 FCC spent catalyst distributor  
An distributor arrangement introduces spent FCC catalyst more uniformly across the dense bed of the regenerator to provide more even contact with regeneration gas in order to avoid hot spots and...
5464528 FCC process and apparatus with upset tolerant third stage separator  
An inertial/filtering separator in a single vessel and FCC process using same as a third stage separator are disclosed. Gas and fines are added tangentially to an annulus formed by a cylindrical...
5312472 Method for manufacturing resonant cavity for laser  
A method for affixing the optics of a laser to the laser tube, comprising: providing a substrate seat, coupling a substrate to the seat, coating the substrate with a multilayer thin film coating,...
5021146 Reducing NO.sub.x emissions with group IIIB compounds  
A process for regeneration of cracking catalyst while minimizing NO x emissions is disclosed. A Group IIIB based DeNO x additive is present in an amount and in a form which reduces NO x ...
5002654 Reducing NO.sub.x emissions with zinc catalyst  
A process for regeneration of cracking catalyst while minimizing NO x emissions is disclosed. A zinc-based DeNO x catalyst is present in an amount and in a form which reduces NO x emissions....
4988432 Reducing NO.sub.x emissions with antimony additive  
A process for regeneration of cracking catalyst while minimizing NO x emissions is disclosed. A DeNOx additive is present in an amount and in a form which reduces NO x emissions, but does not...
4986897 Catalytic conversion of NO.sub.x with NH.sub.3  
Oxides of nitrogen (NO x ) emissions are catalytically reduced by contacting a flue gas containing NO x with ammonia or an ammonia precursor in the presence of a catalyst effective for promoting...
4980052 Catalytic cracking of hydrocarbons  
Emission of noxious nitrogen oxides with the flue gas from the regenerator of a fluid catalytic cracking plant are reduced by incorporating into the circulating inventory of cracking catalyst...
4973399 Catalytic cracking of hydrocarbons  
Emission of noxious nitrogen oxides with the flue gas from the regenerator of a fluid catalytic cracking plant are reduced by incorporating into the circulating inventory of cracking catalyst...
4898530 Method of operating a pair of burners and apparatus for use in the method  
A pair of regenerative burners is provided with feed means (25) for feeding a reducing agent into the products of combustion so that this agent can reduce oxides of nitrogen in the heat store to...
4755282 Process for the reduction of NH.sub.3 in regeneration zone off gas by select recycle of certain-sized NH.sub.3 decomposition catalysts  
This process discloses a reduction in the content of ammonia in a regeneration zone off gas of a fluid catalytic cracking unit by the select recycle of certain sized ammonia decomposition catalyst...
4744962 Process for the reduction of ammonia in regeneration zone off gas by select addition of NO.sub.x to the regeneration zone or to the regeneration zone off gas  
A regeneration zone for fluid catalytic cracking contains ammonia (NH 3 ) when the regeneration zone is operated in a partial combustion mode as defined by a content of CO of between 1 and 6...
Matches 1 - 16 out of 16