Patent US2799052A successfully refreshed from Google Patents.
US2799052A
Expired / Lapsed
US
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Shaped carbon article and process of producing the same
Assignee: Union Carbide Corp
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Filing: 1953-04-02
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Granted: 1957-07-16
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Expires: 1973-04-02
Abstract
No abstract record available.
Inventors
- 👤 Robert C Stroup
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:01
CPC Classifications
H; H05; H05B; H05B7/00; H05B7/02; H05B7/06; H05B7/08; H05B7/085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A PROCESS FOR PRODUCING SHAPED CARBON OBJECTS COMPRISING MIXING FINELY GROUND CARBONACEOUS MATERIAL WITH A BINDING AGENT HAVING A RELATIVELY HIGH MELTING POINT, FORMING THEREFROM, WITH SUITABLE MECHANICAL MEANS, GREEN SYNTHETIC PARTICLES OF AT LEAST 1/16 INCH APPROXIMATE DIAMETER, MIXING SAID SYNTHETIC PARTICLES WITH FINELY GROUND CARBONACEOUS MATERIAL AND BINDING AGENT HAVING A MELTING POINT SUBSTANTIALLY BELOW THE MELTING POINT OF THE BINDING AGEENT USED FOR THE GREEN SYNTHETIC PARTICLES, SAID PARTICLES COMPRISING 30 TO 60 PERCENT BY WEIGHT OF THE MIXTURE, SHAPING THE MIXTURE IN THE DESIRED MANNER, AND THEN BAKING SAID SHAPED OBJECT.
Claim 2
Dependent Claim
95 words
A PROCESS FOR PRODUCING SHAPED CARBON OBJECTS COMPRISING MIXING FINELY GROUND CARBONACEOUS MATERIAL WITH A BINDING AGENT HAVING A RELATIVELY HIGH MELTING POINT, FORMING THEREFROM, WITH SUITABLE MECHANICAL MEANS, GREEN SYNTHETIC PARTICLES OF AT LEAST 1/16 INCH APPROXIMATE DIAMETER, MIXING SAID SYNTHETIC PARTICLES WITH FINELY GROUND CARBONACEOUS MATERIAL AND BINDING AGENT HAVING A MELTING POINT SUBSTANTIALLY BELOW THE MELTING POINT OF THE BINDING AGEENT USED FOR THE GREEN SYNTHETIC PARTICLES, SAID PARTICLES COMPRISING 30 TO 60 PERCENT BY WEIGHT OF THE MIXTURE, SHAPING THE MIXTURE IN THE DESIRED MANNER, AND THEN BAKING SAID SHAPED OBJECT.
References Cited (Backward Citations)
US2148133A
Cited
US2365055A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-15 | 1961-01-14 | 1961-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-15 | 1965-01-14 | 1965-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-15 | 1969-01-14 | 1969-07-16 | $7700.00 | Window Closed / Lapsed |