Method of manufacturing a control wheel for the high-pressure rotor of a steam turbine
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United States of America Patent
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-
Mar 14, 1989
Issued Date -
N/A
app pub date -
Feb 24, 1986
filing date -
Feb 28, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A control wheel intended for welding onto the high-pressure rotor of a steam turbine is manufactured from a ring of individual blades welded together. For this purpose, all of the individual blades are provided with shrouds and root platforms having welding grooves formed therein. After being welded together into a ring, closed on all sides, the control wheel is annealed, machined and finally heat-treated.
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Cited Art Landscape
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