Steampath and process of retrofitting a nozzle thereof

Details Steampath and process of retrofitting a nozzle thereof Steampath and process of retrofitting a nozzle thereof

1993-12-21

1995-02-28

Ramsey, Kenneth J.

Metal working

Method of mechanical manufacture

Impeller making

2988922, 2940213, 415202, 4152092, 228119, B23P 1904

Patent

active

053925130

ABSTRACT:
A process for replacing a multi-piece steampath in a nozzle box (12) where, initially, the steampath (22) is secured between upper (24) and lower (26) ring components by means of axially accessible, arcuate welds (36, 38) includes the steps of:

REFERENCES:
patent: 1549209 (1925-08-01), Nobs
patent: 3824034 (1974-07-01), Leicht
patent: 5205465 (1993-04-01), Bogard et al.
patent: 5259727 (1993-11-01), Quinn

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