Deep catalytic cracking plant produces propylene in Thailand

In May 1997, the Thai Petrochemical Industry Public Co. Ltd. (TPI) deep catalytic cracking (DCC) plant in Rayong started producing propylene, exceeding design values. DCC is now a mature, proven technology that can enhance refinery margins and make low-cost propylene available for petrochemicals. Although DCC technology has been practiced in China since 1990 with four commercial units operating in 1997, there was no experience outside China until the TPI unit designed by Stone & Webster

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