US3013875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing homogeneous carbides
Assignee: Curtiss Wright Corp
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Filing: 1959-03-17
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Granted: 1961-12-19
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Expires: 1979-03-17
Abstract
No abstract record available.
Inventors
- 👤 Bernard H Triflleman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:03
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/622; C04B35/64; C04B35/65; C01; C01B; C01B32/00; C01B32/90; C01P; C01P2002/00; C01P2002/50; C01P2002/52; C01P2002/54; C01P2004/00; C01P2004/60; C01P2004/61; C01P2004/80; C01P2004/82; C01P2006/00; C01P2006/10; C01P2006/20; C01P2006/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
IN A METHOD FOR MANUFACTURING HOMOGENEOUS COMPOSITIONS OF CARBIDE-METAL COMPOSITIONS IN POWDER AND STRIP FORM, THE STEPS OF PREPARING A HOMOGENEOUS SOLUTION OF THE SEVERAL ELEMENTS IN THE COMPOSITION IN A VOLATILE SOLVENT, SUBJECTING SAID SOLUTION TO QUICK DRYING TO DRIVE OFF A SUBSTANTIAL AMOUNT OF THE VOLATILE SOLVENT UNDER CONDITIONS SELECTED TO PRECLUDE SEGREGATION OF THE SEVERAL ELEMENTS AND TO ASSURE THE FORMATION OF A HOMOGENEOUS MOLECULAR MIXTURE OF SAID SEVERAL ELEMENTS IN SOLID FORM, TREATING SAID MOLECULAR MIXTURE TO OBTAIN A POWDER, REDUCING SAID MIXTURE, CARBURIZING SAID MIXTURE, AND GRINDING SAID MIXTURE, AND THEN ROLLING SAID MIXTURE INTO A STRIP.
Claim 2
Dependent Claim
102 words
IN A METHOD FOR MANUFACTURING HOMOGENEOUS COMPOSITIONS OF CARBIDE-METAL COMPOSITIONS IN POWDER AND STRIP FORM, THE STEPS OF PREPARING A HOMOGENEOUS SOLUTION OF THE SEVERAL ELEMENTS IN THE COMPOSITION IN A VOLATILE SOLVENT, SUBJECTING SAID SOLUTION TO QUICK DRYING TO DRIVE OFF A SUBSTANTIAL AMOUNT OF THE VOLATILE SOLVENT UNDER CONDITIONS SELECTED TO PRECLUDE SEGREGATION OF THE SEVERAL ELEMENTS AND TO ASSURE THE FORMATION OF A HOMOGENEOUS MOLECULAR MIXTURE OF SAID SEVERAL ELEMENTS IN SOLID FORM, TREATING SAID MOLECULAR MIXTURE TO OBTAIN A POWDER, REDUCING SAID MIXTURE, CARBURIZING SAID MIXTURE, AND GRINDING SAID MIXTURE, AND THEN ROLLING SAID MIXTURE INTO A STRIP.
References Cited (Backward Citations)
US1319589A
Cited
US2893859A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-18 | 1965-06-19 | 1965-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-18 | 1969-06-19 | 1969-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-18 | 1973-06-19 | 1973-12-19 | $7700.00 | Window Closed / Lapsed |