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Question
Category: Catalysis - Industrial Process
Subject: Nitric acid plant converters are dome shaped - why?
Why is the converter in a nitric acid plant dome shaped?
Answer
The catalyst bed of a nitric acid plant is typically between 1 and 5 m in diameter, depending on the capacity and pressure.
The reactor is dome shaped to ensure good distribution of gas over the catalyst gauzes with a distribution plate housed inside the dome.
Answer posted 14 February 2005
Submitted by: Mr Dharmeshwaran Natesan
Affiliation: retired chemist indian ordance fys.
Answered by: Garry Crooks
Affiliation: Johnson Matthey Noble Metals