Richards sulfur recovery process

RSRP [Richards sulphur recovery process] A proposed modification of the Claus process in which liquid sulfur is used to cool the catalyst bed. Developed jointly by the Alberta Energy Company and the Hudson s Bay Oil Gas Company, but not reported to have been commercialized. 

The presence of the liquid sulfur phase in the Richard process may favor the formation of the product liquid sulfur by aiding the formation of the intermediate hydrogen polysulfide building block. The success of a 5LTD demonstration plant may well determine whether future sulfur recovery from H2S feed continues to be by... 

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