US3165652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrode structure for a magnetohydrodynamic device
Assignee: General Electric Co
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Filing: 1962-07-16
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Granted: 1965-01-12
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Expires: 1982-07-16
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Prater
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:24
CPC Classifications
H; H02; H02K; H02K44/00; H02K44/08; H02K44/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
AN ELECTRODE FOR A MAGNETOHYDRODYNAMIC DEVICE OF THE TYPE IN WHICH THE ELECTRODE IS EXPOSED TO HIGH TEMPERATURE CORROSIVE FLUIDS COMPRISING: (A) A BODY OF REFRACTORY OXIDE SELETED FROM THE GROUP CONSISTING A ALUMINA AND ZIRCONIA AND INCLUDING A LAYER OF ZIRCONIA ON ONE SURFACE TO BE EXPOSED TO SUCH FLUIDS, AND (B) AT LEAST ONE CONDUCTOR EMBEDDED IN SAID BODY AND EXTENDING PARTIALLY THROUGH SAID LAYER OF ZORCONIA.
Claim 2
Dependent Claim
69 words
AN ELECTRODE FOR A MAGNETOHYDRODYNAMIC DEVICE OF THE TYPE IN WHICH THE ELECTRODE IS EXPOSED TO HIGH TEMPERATURE CORROSIVE FLUIDS COMPRISING: (A) A BODY OF REFRACTORY OXIDE SELETED FROM THE GROUP CONSISTING A ALUMINA AND ZIRCONIA AND INCLUDING A LAYER OF ZIRCONIA ON ONE SURFACE TO BE EXPOSED TO SUCH FLUIDS, AND (B) AT LEAST ONE CONDUCTOR EMBEDDED IN SAID BODY AND EXTENDING PARTIALLY THROUGH SAID LAYER OF ZORCONIA.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-12 | 1968-07-13 | 1969-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-12 | 1972-07-13 | 1973-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-12 | 1976-07-13 | 1977-01-12 | $7700.00 | Window Closed / Lapsed |