US3247405A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetohydrodynamic generator
Assignee: BBC Brown Boveri AG Germany
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Filing: 1961-11-21
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Granted: 1966-04-19
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Expires: 1981-11-21
Abstract
No abstract record available.
Inventors
- 👤 Rosner Manfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:05
CPC Classifications
H; H02; H02K; H02K44/00; H02K44/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
IN A MAGNETOHYDRODYNAMIC GENERATOR FOR GENERATION OF ELECTRIC POWER, THE COMBINATION COMPRISING A GAS CHANNEL THROUGH WHICH FLOWS A HIGH VELOCITY HOT WORKING GAS TO WHICH IS ADDED AN ELEMENT IN PURE FORM OR AS A COMPOUND SELECTED FROM THE FIRST TO THE THIRD GROUP OF THE PERIODIC TABLE FOR IONIZING THE GAS, SPACED ELECTRODES LOCATED IN SAID CHANNEL FOR TAKING OFF THE GENERATED CURRENT, A MAGNETIC FIELD EXTENDING ACROSS SAID CHANNEL AT SAID ELECTRODES AND TRANSVERSE TO THE DIRECTION OF GAS FLOW THERETHROUGH, A GAS CLEANSING UNIT LOCATED IN A PORTION OF SAID CHANNEL ON THE DOWNSTREAM SIDE OF SAID ELECTRODES AND MAGNETIC FIELD FOR REMOVING SAID ADDED ELEMENT, A COLLECTING DEVICE LOCATED AT THE LOWEST POINT OF SAID CHANNEL FOR COLLECTING THE ELEMENT REMOVED FROM THE WORKING GAS, AND MEANS RETURNING THE ELEMENT FROM SAID COLLECTING DEVICE TO FRESH HOT WORKING GAS AT THE UPSTREAM SIDE OF SAID ELECTRODES AND MAGNETIC FIELD, SAID WORKING GAS BEING DISCHARGED AS WASTE AFTER LEAVING SAID CLEANSING UNIT.
Claim 2
Dependent Claim
166 words
IN A MAGNETOHYDRODYNAMIC GENERATOR FOR GENERATION OF ELECTRIC POWER, THE COMBINATION COMPRISING A GAS CHANNEL THROUGH WHICH FLOWS A HIGH VELOCITY HOT WORKING GAS TO WHICH IS ADDED AN ELEMENT IN PURE FORM OR AS A COMPOUND SELECTED FROM THE FIRST TO THE THIRD GROUP OF THE PERIODIC TABLE FOR IONIZING THE GAS, SPACED ELECTRODES LOCATED IN SAID CHANNEL FOR TAKING OFF THE GENERATED CURRENT, A MAGNETIC FIELD EXTENDING ACROSS SAID CHANNEL AT SAID ELECTRODES AND TRANSVERSE TO THE DIRECTION OF GAS FLOW THERETHROUGH, A GAS CLEANSING UNIT LOCATED IN A PORTION OF SAID CHANNEL ON THE DOWNSTREAM SIDE OF SAID ELECTRODES AND MAGNETIC FIELD FOR REMOVING SAID ADDED ELEMENT, A COLLECTING DEVICE LOCATED AT THE LOWEST POINT OF SAID CHANNEL FOR COLLECTING THE ELEMENT REMOVED FROM THE WORKING GAS, AND MEANS RETURNING THE ELEMENT FROM SAID COLLECTING DEVICE TO FRESH HOT WORKING GAS AT THE UPSTREAM SIDE OF SAID ELECTRODES AND MAGNETIC FIELD, SAID WORKING GAS BEING DISCHARGED AS WASTE AFTER LEAVING SAID CLEANSING UNIT.
References Cited (Backward Citations)
US1717413A
Cited
US3155850A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |