US2998641A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Titanium carbide-silver compositions
Assignee: Stackpole Carbon Co
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Filing: 1959-01-29
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Granted: 1961-09-05
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Expires: 1979-01-29
Abstract
No abstract record available.
Inventors
- 👤 Richard M Atkinson
- 👤 Amos J Shaler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:10
CPC Classifications
C; C22; C22C; C22C32/00; C22C32/0047; C22C32/0052; B; B22; B22F; B22F3/00; B22F3/24; B22F3/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
IN A METHOD OF MAKING A SINTERED BODY CONSISTING ESSENTIALLY OF SILVER AND TITANIUM CARBIDE IN WHICH A PRESSED BODY OF 50 TO 75 WEIGHT PERCENT AG AND 50 TO 25 WEIGHT PERCENT OF TIC POWDERS IS INFILTRATED WITH A SEPARATE PORTION OF SILVER, THE STEP OF HEATING SAID BODY TO ABOUT 1000* TO 1100*C. IN CONTACT WITH ABOUT 1 TO 7 PERCENT BY WEIGHT OF TIH2 IN AN ATMOSPHERE INERT TO TIC DURING SAID INFILTRATION TO DECOMPOSE THE TIH2 AND THEREBY WETTING THE TIC WITH UNOXIDIZED TITANIUM METAL.
Claim 2
Dependent Claim
89 words
IN A METHOD OF MAKING A SINTERED BODY CONSISTING ESSENTIALLY OF SILVER AND TITANIUM CARBIDE IN WHICH A PRESSED BODY OF 50 TO 75 WEIGHT PERCENT AG AND 50 TO 25 WEIGHT PERCENT OF TIC POWDERS IS INFILTRATED WITH A SEPARATE PORTION OF SILVER, THE STEP OF HEATING SAID BODY TO ABOUT 1000* TO 1100*C. IN CONTACT WITH ABOUT 1 TO 7 PERCENT BY WEIGHT OF TIH2 IN AN ATMOSPHERE INERT TO TIC DURING SAID INFILTRATION TO DECOMPOSE THE TIH2 AND THEREBY WETTING THE TIC WITH UNOXIDIZED TITANIUM METAL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-04 | 1965-03-06 | 1965-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-04 | 1969-03-06 | 1969-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-04 | 1973-03-06 | 1973-09-05 | $7700.00 | Window Closed / Lapsed |