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Reforming Catalysts Overview

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Questions and Answers

What is the main purpose of a Swing reactor in certain processes?

To enhance the production of aromatics

To replace a reactor with decreased catalyst activity (correct)

To regulate the temperature during the process

To increase the activity of the catalyst

In which type of process does regeneration occur by shutting down the unit and regenerating the catalyst?

Continuous process

Semi-regenerative process (correct)

Swing process

Fully regenerative process

Which components are produced from catalytic reformers?

Light hydrocarbon gases

Aliphatic hydrocarbons

Light and middle distillates

Aromatics, paraffins, and cycloparaffins (correct)

What is the primary objective of catalytic cracking?

To crack lower-value stocks and produce higher-value light and middle distillates Signup and view all the answers

What are the two main products of isomerization and dehydrocyclization reactions promoted by the catalyst in catalytic cracking?

Aromatics and branched paraffins Signup and view all the answers

What is the purpose of extraction with a suitable solvent in the processing of the reformate?

To produce an aromatic-rich extract Signup and view all the answers

What is the main difference between thermal cracking and catalytic cracking?

Catalytic cracking produces more gasoline of higher octane than thermal cracking Signup and view all the answers

Which components are separated by further fractionation of the aromatic-rich extract in the processing of the reformate?

BTX components Signup and view all the answers

What process occurs in many hydrocarbon conversions when the activity of the catalyst is decreased?

Swing reactor replacement Signup and view all the answers

Why does the reformate have a high octane rating?

Due to a high percentage of aromatics and branched paraffins Signup and view all the answers