Methods for inhibiting fouling in fluid catalytic cracking units
First Claim
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1. A method for inhibiting the formation of polymers and the subsequent fouling equipment surfaces in a fluid catalytic cracking unit during the processing of hydrocarbon slurry streams at a temperature of 650°
- F. to 1000°
F. comprising adding to said streams from about 5 to about 5000 parts per million parts of said stream of aminoethyl piperazine contained in an organic solvent and polybutynyl thiophosphoric acid ester.
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Abstract
This invention relates to processes for inhibiting fouling in fluid catalytic cracking units. The processes comprise adding to the hydrocarbon being processed a polymer formation inhibiting amount of aminoethyl piperazine.
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Citations
3 Claims
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1. A method for inhibiting the formation of polymers and the subsequent fouling equipment surfaces in a fluid catalytic cracking unit during the processing of hydrocarbon slurry streams at a temperature of 650°
- F. to 1000°
F. comprising adding to said streams from about 5 to about 5000 parts per million parts of said stream of aminoethyl piperazine contained in an organic solvent and polybutynyl thiophosphoric acid ester. - View Dependent Claims (2, 3)
- F. to 1000°
Specification