A test passed with flying colours How eight Alfa Laval spiral heat exchangers saved €1,647,000 a year Case story CO 2 emissions, and excessive mainte- nance costs and downtime. The new refinery was no exception. In particular, maintenance costs in connec- tion with the heavily fouling visbreaking bottom cooling duties reached a whop- ping €1,650,000. Tailor-made for fouling applications With its single-channel flow, uniform velocity profi

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