US3293012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of infiltrating diamond particles with metallic binders
Assignee: ExxonMobil Upstream Research Co
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Filing: 1962-11-27
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Granted: 1966-12-20
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Expires: 1982-11-27
Abstract
No abstract record available.
Inventors
- 👤 William D Smiley
- 👤 Arthur G Wilder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:02
CPC Classifications
B; B24; B24D; B24D3/00; B24D3/02; B24D3/04; B24D3/06; B24D3/08; C; C22; C22C; C22C26/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
119 words
A PROCESS FOR THE MANUFACTURE OF A DIAMOND-CONTAINING COMPOSITE MATERIAL WHICH COMPRISES PREPARING A COMPACT OF DIAMOND POWDER CONTAINING POWDER GRANULES OF TWO DISTINCT SIZES, GRANULES OF ONE SIZE OCCUPYING VOIDS BETWEEN GRANULES OF THE OTHER SIZE, INTRODUCING A FINELYDIVIDED REACTIVE METAL HYDRIDE SELECTED FROM THE GROUP CONSISTING OF TITANIUM HYDRIDE AND ZIRCONIUM HYDRIDE AND A FINELY-DIVIDED BINDER METAL HAVING A MELTING POINT BETWEEN ABOUT 1200*F. AND ABOUT 2750*F. AT AN INTERSTICES IN SAID COMPACT IN A VOLATILE VEHICLE, EVAPORATING SAID VOLATILE VEHICLE, AND THEREAFTER INFILTRATING SAID COMPACT WITH A MOLTEN INFILTRANT METAL HAVING A MELTING POINT BETWEEN ABOUT 1200*F. ANND ABOUT 2750*F. AT AN INFILTRATION TEMPERATURE ABOVE THE MELTING POINT OF SAID BINDER METAL AND SAID INFILTRANT 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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |