For Severe Service Control Solutions, Turn to Fisher Technology and Innovation D351292X012 May 2005 In late 2004, an olefins production plant in Antwerp, Belgium had problems with two antisurge valves that were inappropriately sized for the critical, gas-compressor application. The original specification required only a two- second stroking speed, which the valves provided. Plant operators soon realized that much more was needed from the valves in terms of performance. Problems with the original surge valves caused environmental issues that kept the plant from operating and resulted in serious lost-time production costs. The site managers contacted Fisher ® sales personnel in Brussels and surge-control experts from the Severe Service group in Marshalltown, Iowa, USA. Together, the Fisher

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