HCN and NOx control strategies in the FCC

Results of research into emissions from the FCC, plus guidance on how to obtain the minimum level of NOx.

Best practices for SOx emissions control

Applying the key elements of experience gained since the introduction of 
SOx-reducing additives for FCC operations

Optimising the FCC regenerator for reduced emissions

Increasing scrutiny of FCC stack emissions calls for special attention to be paid to the regenerator’s combustion zone

FCC flue gas scrubber alternatives: part I

The merits of combining additives and barrier filters as a cost-effective and highly efficient way of meeting SOx, NOx and particulate matter emissions ...

Mercury removal in hydrocarbon streams

The presence of mercury in refinery hydrocarbon streams results in detrimental effects, including catalyst poisoning, corriosion and safety issues

Reducing FCC SOx in 
partial-burn regenerators

Latest developments in SOx-reduction additives are discussed along with their relative merits and appropriate applications

Reducing FCC unit NOx emissions

Mechanisms of FCC unit NOx formation and logical steps to minimise these emissions are discussed. Performance examples at each stage of operation using ...