US3276867A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cermet materials and process of making
Assignee: Individual
•
Filing: 1964-05-05
•
Granted: 1966-10-04
•
Expires: 1984-05-05
Abstract
No abstract record available.
Inventors
- 👤 Daniel W Brite
- 👤 Kenneth R Sump
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:24
CPC Classifications
G; G21; G21C; G21C3/00; G21C3/42; G21C3/58; G21C3/62; G21C3/64; C; C22; C22C; C22C1/00; C22C1/04; C22C1/05; C22C1/051; C22C32/00; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
A PROCESS OF MAKING A CERMET-TYPE COMPOSITION OF MATTER, COMPRISING MIXING A METALLIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF TUNGSTEN, MOLYBDEUM, IRON, STAINLESS STEEL, NICKEL CHROMIUM, NICKEL-CHROMIUM ALLOYS, NIOBIUM, VANADIUM, BERYLLIUM AND TATALUM WITH A CERAMIC SELECTED FROM THE GROUP CONSISTING OF THE DIOXIDE, SULFIDE, NITRIE AND CARBIDE OF URANIUM, PLUTONIUM AND MIXTURES OF URANIUM AND PLUTONIUM IN SUCH RATIOS THAT THE METALLIC MATERIAL IS FROM ABOUT 5 TO 50 VOLUME PERCENT SIZE OF BETWEEN 1 AND 50 MICRONS AND SAID CERAMIC HAVING A PARTICLE SIZE OF BETWEEN 75 AND 200 MICROSS; CHARGING THE MIXTURE INTO A CONTAINER, SAID CONTAINER BEING FABRICATED FROM A MATERIAL WHICH IS ESSENTIALLY NON-REACTIVE WITH THE MIXTURE AND HAS A MELTING SENTIALLY NON-REACTIVE WITH THE MIXTURE AND HAS A MELTING POINT IN EXCESS OF THE PROCESS TEMPERATURE; EVACUTATING AND CLOSING SAID CONTAINER; HEATING SAID CONTAINER TO FROM 1100 TO 1250*C., COMPACTING SAID HEATED CONTAINER BY A HIGH-ENERGY, HIGH-RATE PRESSURE COOLING THE COMPACTED ASSEMBLY; AND REMOVING THE CONTAINER FROM THE CERMET PRODUCT.
Claim 2
Dependent Claim
167 words
A PROCESS OF MAKING A CERMET-TYPE COMPOSITION OF MATTER, COMPRISING MIXING A METALLIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF TUNGSTEN, MOLYBDEUM, IRON, STAINLESS STEEL, NICKEL CHROMIUM, NICKEL-CHROMIUM ALLOYS, NIOBIUM, VANADIUM, BERYLLIUM AND TATALUM WITH A CERAMIC SELECTED FROM THE GROUP CONSISTING OF THE DIOXIDE, SULFIDE, NITRIE AND CARBIDE OF URANIUM, PLUTONIUM AND MIXTURES OF URANIUM AND PLUTONIUM IN SUCH RATIOS THAT THE METALLIC MATERIAL IS FROM ABOUT 5 TO 50 VOLUME PERCENT SIZE OF BETWEEN 1 AND 50 MICRONS AND SAID CERAMIC HAVING A PARTICLE SIZE OF BETWEEN 75 AND 200 MICROSS; CHARGING THE MIXTURE INTO A CONTAINER, SAID CONTAINER BEING FABRICATED FROM A MATERIAL WHICH IS ESSENTIALLY NON-REACTIVE WITH THE MIXTURE AND HAS A MELTING SENTIALLY NON-REACTIVE WITH THE MIXTURE AND HAS A MELTING POINT IN EXCESS OF THE PROCESS TEMPERATURE; EVACUTATING AND CLOSING SAID CONTAINER; HEATING SAID CONTAINER TO FROM 1100 TO 1250*C., COMPACTING SAID HEATED CONTAINER BY A HIGH-ENERGY, HIGH-RATE PRESSURE COOLING THE COMPACTED ASSEMBLY; AND REMOVING THE CONTAINER FROM THE CERMET PRODUCT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |