Claims
- 1. A refractory metal alloy comprising:rhenium, wherein rhenium comprises at least 50% of the alloy by atomic weight, and further comprises at least 35% cobalt, chromium, and manganese by atomic weight.
- 2. The refractory metal alloy of claim 1, wherein cobalt comprises approximately 20% of the alloy by atomic weight.
- 3. The refractory metal alloy of claim 2, wherein manganese comprises approximately 5% of the alloy by atomic weight.
- 4. The refractory metal alloy of claim 3, wherein chromium comprises approximately 15% of the alloy by atomic weight.
- 5. The refractory metal alloy of claim 3, wherein chromium comprises approximately 10% of the alloy by atomic weight.
- 6. A refractory metal alloy comprising:rhenium, wherein rhenium comprises the largest constituent of the alloy by atomic weight, and further comprising silicon carbide, nickel, cobalt, chromium, and manganese.
- 7. The refractory metal alloy of claim 6, wherein nickel comprise approximately 10% of the alloy by atomic weight.
- 8. The refractory metal alloy of claim 7, wherein cobalt comprises approximately 10% of the alloy by atomic weight.
- 9. The refractory metal alloy of claim 8, wherein chromium comprises approximately 10% of the alloy by atomic weight.
- 10. The refractory metal alloy of claim 9, wherein manganese comprises approximately 5% of the alloy by atomic weight.
- 11. The refractory metal alloy of claim 10, wherein silicon carbide comprises at least 14% of the alloy by atomic weight.
- 12. The refractory metal alloy of claim 12, further comprising nickel, wherein nickel comprises approximately 10% of the alloy by atomic weight.
CROSS-REFERENCES TO RELATED APPLICATIONS
This patent application claims the benefit of U.S. Provisional Applications 60/284,737 for Reduced Temperature And Pressure Powder Metallurgy Process For Consolidating Rhenium Alloys and 60/384,631 for Use of Powdered Metal Sintering/Diffusion Bonding to Enable Applying Silicon Carbide or Rhenium Alloys to Face Seal Rotors, both filed on May 31, 2002. This patent application is also related to U.S. patent application Ser. No. 10/138,090 filed May 3, 2002 for Oxidation and Wear Resistant Rhenium Metal Matrix Composite, and U.S. patent application Ser. No. 10/138,087 filed May 3, 2002 for Oxidation Resistant Rhenium Alloys. All the foregoing applications are incorporated by reference.
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