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US3088894A Expired / Lapsed US ⏱️ 0.0 years remaining

Confinement of high temperature plasma

Assignee: Individual
•
Filing: 1960-12-23
•
Granted: 1963-05-07
•
Expires: 1980-12-23
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Abstract

No abstract record available.

Inventors

  • 👤 Harold R Koenig

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 16:23
CPC Classifications
G; G21; G21B; G21B1/00; G21B1/05; G21B1/055; Y; Y02; Y02E; Y02E30/00; Y02E30/10

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 213 words
IN A HIGH TEMPERATURE REACTOR FOR PRODUCING A HIGH TEMPERATURE PLASMA, OF THE TYPE HAVING IN A PLANE AN ENDLESS TOROIDAL MAGNETICALLY PERMEABLE TUBE FORMING AN ANNULUS BOUNDED BY STRAIGHT AND CONNECTING LOOPED TUBE PORTIONS, MEANS HAVING AN AXIAL AND HELICAL COIL FOR ESTABLISHING IN SAID TUBE SUBSTANTIALLY CYLINDRICAL MAGNETIC SURFACES ADAPTED TO PRODUCE AN INWARD MAGNETIC PRESSURE ALONG AN AXIS CORRESPONDING TO THE AXIS OF SAID TUBE MEANS FOR INTRODUCING INTO SAID TUBE A PLASMA THAT EXERTS AN OUTWARD PRESSURE WHOSE MAGNITUDE TOWARD SAID MAGNETIC SURFACE INCREASES DIRECTLY WITH PLASMA TEMPERATURE AND DENSITY, SAID PLASMA PRESSURE HAVING A RATIO WITH SAID MAGNETIC PRESSURE DENOTED BY THE SYMBOL B, WHICH WHEN INCREASED IN VALUE TENDS TO SHIFT SAID MAGNETIC SURFACES IN A DIRECTION OUTWARDLY FROM THE CENTER OF SAID TUBE AND MEANS FOR HEATING SAID PLASMA, THE IMPROVEMENT IN SAID REACTOR COMPRISING MEANS FOR INTRODUCING INTO SAID LOOPED TUBE PORTIONS A MAGNETIC FIELD THAT IS AT RIGHT ANGLES TO THE PLANE OF SAID TUBE AND EXTENDS LONGITUDINALLY ALONG THE AXIS OF SAID TUBE, THEREBY TO OVERCOME THE TENDENCY OF SAID MAGNETIC SURFACES TO SHIFT OUTWARDLY IN SAID TUBE WHEN THE VALUE OF B IS INCREASED WHEREBY SAID PLASMA CAN BE HEATED EFFECTIVELY TO HIGH TEMPERATURES AT INCREASED B VALUES BY SAID HEATING MEANS.
Claim 2
Dependent Claim 213 words
IN A HIGH TEMPERATURE REACTOR FOR PRODUCING A HIGH TEMPERATURE PLASMA, OF THE TYPE HAVING IN A PLANE AN ENDLESS TOROIDAL MAGNETICALLY PERMEABLE TUBE FORMING AN ANNULUS BOUNDED BY STRAIGHT AND CONNECTING LOOPED TUBE PORTIONS, MEANS HAVING AN AXIAL AND HELICAL COIL FOR ESTABLISHING IN SAID TUBE SUBSTANTIALLY CYLINDRICAL MAGNETIC SURFACES ADAPTED TO PRODUCE AN INWARD MAGNETIC PRESSURE ALONG AN AXIS CORRESPONDING TO THE AXIS OF SAID TUBE MEANS FOR INTRODUCING INTO SAID TUBE A PLASMA THAT EXERTS AN OUTWARD PRESSURE WHOSE MAGNITUDE TOWARD SAID MAGNETIC SURFACE INCREASES DIRECTLY WITH PLASMA TEMPERATURE AND DENSITY, SAID PLASMA PRESSURE HAVING A RATIO WITH SAID MAGNETIC PRESSURE DENOTED BY THE SYMBOL B, WHICH WHEN INCREASED IN VALUE TENDS TO SHIFT SAID MAGNETIC SURFACES IN A DIRECTION OUTWARDLY FROM THE CENTER OF SAID TUBE AND MEANS FOR HEATING SAID PLASMA, THE IMPROVEMENT IN SAID REACTOR COMPRISING MEANS FOR INTRODUCING INTO SAID LOOPED TUBE PORTIONS A MAGNETIC FIELD THAT IS AT RIGHT ANGLES TO THE PLANE OF SAID TUBE AND EXTENDS LONGITUDINALLY ALONG THE AXIS OF SAID TUBE, THEREBY TO OVERCOME THE TENDENCY OF SAID MAGNETIC SURFACES TO SHIFT OUTWARDLY IN SAID TUBE WHEN THE VALUE OF B IS INCREASED WHEREBY SAID PLASMA CAN BE HEATED EFFECTIVELY TO HIGH TEMPERATURES AT INCREASED B VALUES BY SAID HEATING MEANS.

References Cited (Backward Citations)

FR1185102A Cited
GB838117A Cited
GB852897A Cited
US3002912A Cited
US3015618A Cited
US3012955A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-05-06 1966-11-05 1967-05-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-05-06 1970-11-05 1971-05-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-05-06 1974-11-05 1975-05-07 $7700.00 Window Closed / Lapsed

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