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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
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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.

References Cited (Backward Citations)

US2934482A Cited
US2993786A Cited
US2947080A Cited
US3167427A Cited
US3117914A Cited
US2978399A Cited
US3091581A Cited
US3012951A Cited
US3207697A Cited
US3173785A Cited

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

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