Patent US3609818A successfully refreshed from Google Patents.
US3609818A
Expired / Lapsed
US
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Reaction vessel for high pressure apparatus
Assignee: General Electric Co
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Filing: 1970-01-02
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Granted: 1971-10-05
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Expires: 1990-01-02
Abstract
Abstract AN IMPROVED REACTION VESSEL CONSTRUCTION FOR THE COMPACTION OF A MASS OF DENSE, STRONG PARTICLES E.G. DIAMOND IS DISCLOSED. THIS IMPROVED CONSTRUCTION EMBODIES A MECHANICALLY UNSTABLE STRUCTURAL SYSTEM TO PREVENT THE FORMATION OF PRESSURE-SUPPORTING GEOMETRIES WITHIN OR ENCIRCLING THE MASS.
Inventors
- 👤 Robert H Wentorf Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:00
CPC Classifications
B; B01; B01J; B01J3/00; B01J3/06; B01J3/062; B01J3/065; B01J2203/00; B01J2203/06; B01J2203/0605; B01J2203/062; B01J2203/0645; B01J2203/065; B01J2203/0655; B01J2203/066; B01J2203/0675; B01J2203/0685
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) | 1974-10-04 | 1975-04-05 | 1975-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-04 | 1979-04-05 | 1979-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-04 | 1983-04-05 | 1983-10-05 | $7700.00 | Window Closed / Lapsed |