Tubular heat exchanger and method for bending tubes
Patent
·
OSTI ID:6350915
A tubular heat exchanger for a furnace is described, comprising: a smooth-walled tube having at least one bend of approximately 180[degree], the tube having a ratio of wall factor to diameter factor that is greater than 20, the tube having controlled wrinkles on the inside of the bend and beyond the inner tangent points of the bend as a result of the method of bending the tube.
- Assignee:
- Amana Refrigeration, Inc., IA (United States)
- Patent Number(s):
- A; US 5222552
- Application Number:
- PPN: US 7-893169
- OSTI ID:
- 6350915
- Country of Publication:
- United States
- Language:
- English
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