Claims
- 1. An apparatus for aluminizing surfaces of a structural component, comprising a retort chamber, two aluminum sources in said retort chamber, means for heating different zones of said retort chamber to different temperatures, one of said zones having the highest temperature holding said aluminum sources, a first diffusion gas conduit for feeding a diffusion gas mixture through one of said aluminum sources for diffusion coating an outer surface of said structural component in said retort chamber, a second diffusion gas conduit for feeding a further diffusion gas mixture through the other of said aluminum sources for diffusion coating inner surfaces of said structural component in said retort chamber and a common gas discharge conduit connected to said retort chamber.
- 2. The apparatus of claim 1, further comprising a pressure vessel, wherein said retort chamber is mounted.
- 3. The apparatus of claim 1, wherein said means for heating comprise a multi-zone furnace.
Priority Claims (1)
Number |
Date |
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4119967 |
Jun 1991 |
DEX |
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CROSS-REFERENCE TO RELATED APPLICATIONS
This is a divisional of U.S. patent application Ser. No. 07/899,762, filed: Jun. 17, 1992 pending.
US Referenced Citations (7)
Foreign Referenced Citations (2)
Number |
Date |
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2805370 |
Aug 1979 |
DEX |
1433497 |
Feb 1966 |
FRX |
Divisions (1)
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Number |
Date |
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Parent |
899762 |
Jun 1992 |
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