Patent ID: 11885574
Assignee: SPX FLOW TECHNOLOGY DANMARK A/S
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F  B | IPC B  F

Claim 19:
20. A method of fabricating a hygienic food product heat exchanger, method comprising the steps of:
assembling a tube bundle and pair of tube plates;
hygienically welding each tube of the tube bundle in a complete circumference at each interface between the respective tube and the pair of tube plates;
disposing the hygienically welded tube bundle and pair of tube plates within a housing; and
securing and hermetically sealing the pair of tube plates at opposite ends of the housing, wherein an inwardly facing side of each of the tube plates smoothly transitions to an inner surface of the housing, wherein the fabricated hygienic food product heat exchanger is hygienic and free of cracks, crevices and fissures both inside and outside of the hygienic food product heat exchanger.