Patent US3689259A successfully refreshed from Google Patents.
US3689259A
Expired / Lapsed
US
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Method of consolidating metallic bodies
Assignee: CERACON Inc A CORP OF
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Filing: 1969-06-02
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Granted: 1972-09-05
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Expires: 1989-06-02
Abstract
Abstract IN ACCORDANCE WITH THE INVENTION A METALLIC BODY IN PRE-PRESSED LOWER DENSITY FORM IS HEATED TO A TEMPERATURE SUFFICIENTLY HIGH FOR SUBSEQUENT CONSOLIDATION BY COMPACTION UNDER HIGH PRESSURE, THE HEATED BODY IS TRANSFERRED INTO A HEATED CONTAINER AT A LOADING STATION WHERE THE CONTAINED BODY IS EMBEDDED IN GRANULAR REFRACTORY MATERIAL, FOLLOWING WHICH THE HEATED CONTAINER AND ITS CONTENTS ARE MOVED TO A COMPACTION STATION AT WHICH THE BODY AND REFRACTORY MATERIAL ARE DISPLACED OUT OF THE CONTAINER INTO A DIE CAVITY AND THEREIN SUBJECTED TO COMPACTION UNDER PRESSURE SUFFICIENTLY HIGH TO CONSOLIDATE THE BODY TO IN EXCESS OF 95 PERCENT OF ITS THEORETICAL MAXIUM DENSITY.
Inventors
- 👤 Robert W Hailey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:20
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/34; B22; B22F; B22F3/00; B22F3/003; B22F3/12; B22F3/14; B22F3/15; B30B15/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-09-05 | 1976-03-06 | 1976-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-09-05 | 1980-03-06 | 1980-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-09-05 | 1984-03-06 | 1984-09-05 | $7700.00 | Window Closed / Lapsed |