US3124625A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Graphite production utilizing uranyl nitrate hexahydrate catalyst
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:38
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/515; C04B35/52; C04B35/528; C04B35/532; B; B01; B01J; B01J21/00; B01J21/02; B01J27/00; B01J27/24; C04B35/521
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
THE METHOD OF MAKING GRAPHITE LWHICH COMPRISES THE STEPS OF BLENDING A GRAPHITIZABLE MIXTURE INCLUDING A PRIMARY SOURCE OF CARBON WITH A FURFURYL ALCOHOL BINDER, SAID BINDER CONTAINING A URANYL NITRATE HEXAHYDRATE HARDENER, HEATING THE BLENDED MIXTURE THROUGH A CURING RANGE OF TEMPERATURES TO POLYMERIZE SAID BINDER,HEATING SAID BODY THROUGH A BAKING RANGE OF TEMPERATURES, HEATING SAID BODY THROUGH A GRAPHITIZING RANGE OF TEMPERATURES, SAID PROCESS ALSO INCLUDING THE OPERATION JOF FORMING THE GRAPHITIZABLE MIXTURE TO A DESIRED SHAPE BY PRESSURE, SAID PRESSURE BEING INITIALLY APPLIED PRIOR TO SAID POLYMERIZATION OF SAID MIXTURE IN SAID STEP OF HEATING THROUGH A CURING RANGE OF TEMPERATURE.
Claim 2
Independent Claim
104 words
THE METHOD OF MAKING GRAPHITE LWHICH COMPRISES THE STEPS OF BLENDING A GRAPHITIZABLE MIXTURE INCLUDING A PRIMARY SOURCE OF CARBON WITH A FURFURYL ALCOHOL BINDER, SAID BINDER CONTAINING A URANYL NITRATE HEXAHYDRATE HARDENER, HEATING THE BLENDED MIXTURE THROUGH A CURING RANGE OF TEMPERATURES TO POLYMERIZE SAID BINDER,HEATING SAID BODY THROUGH A BAKING RANGE OF TEMPERATURES, HEATING SAID BODY THROUGH A GRAPHITIZING RANGE OF TEMPERATURES, SAID PROCESS ALSO INCLUDING THE OPERATION JOF FORMING THE GRAPHITIZABLE MIXTURE TO A DESIRED SHAPE BY PRESSURE, SAID PRESSURE BEING INITIALLY APPLIED PRIOR TO SAID POLYMERIZATION OF SAID MIXTURE IN SAID STEP OF HEATING THROUGH A CURING RANGE OF TEMPERATURE.
References Cited (Backward Citations)
US1556990A
Cited
US1885234A
Cited
US2125588A
Cited
US2190672A
Cited
US2277362A
Cited
US2270199A
Cited
US2521495A
Cited
US2410760A
Cited
US2502183A
Cited
US2709659A
Cited
US2761848A
Cited
US2772176A
Cited
GB783481A
Cited
US2997744A
Cited
US3089195A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |