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-- OPINION -- Editor’s note: This is the March 28 written statement of Frank Yiannas, M.P.H.Prior FDA Deputy Commissioner, Food Policy & Response (Nov
Valves safeguard rotor and housing during maintenance
In December 2020, the USDA Dairy grading branch evaluated the WYK-CIP diverter valve according to the “USDA Guidelines of the Sanitary Design and Fabrication of Dairy Processing Equipment” and issued an equipment acceptance certificate for the hygienic design of the 4-in. valve to Coperion. USDA equipment acceptance certificates for sizes 2.5-, 3-, 5-, and 6-in. are expected soon. For equipment used in manufacturing processes of the food, pharmaceutical, and chemical industries, the highest requirements in hygiene and purity apply. Furthermore, frequent product changes and difficult produ...