US3087211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electron-beam furnace with opposedfield magnetic beam guidance
Assignee: Stauffer Chemical Co
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Filing: 1960-05-27
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Granted: 1963-04-30
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Expires: 1980-05-27
Abstract
No abstract record available.
Inventors
- 👤 Howard W Howe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:16
CPC Classifications
H; H01; H01J; H01J37/00; H01J37/30; H01J37/305; C; C22; C22B; C22B9/00; C22B9/16; C22B9/22; C22B9/228; Y; Y10; Y10S; Y10S164/00; Y10S164/05; Y10S264/00; Y10S264/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
AN ELECTRON-BEAM FURNACE COMPRISING A CONTAINER FOR MOLTEN MATERIAL, SAID CONTAINER HAVING AN OPEN TOP, TWO VERTICALLY SPACED, COAXIAL ELECTROMAGNET WINDINGS, ONE OF SAID WINDINGS EXTENDING AROUND SAID CONTAINER AND THE OTHER BEING VERTICALLY SPACED ABOVE THE OPEN TOP OF SAID CONTAINER, MEANS FOR ENERGIZING SAID WINDINGS IN BUCKING MAGNETIC FLUX RELATION, THE SO-ENERGIZED WINDINGS PROVIDING A MAGNETIC FIELD HAVING CONVERGING FLUX LINES EXTENDING BETWEEN SAID VERTICALLY SPACED WINDINGS AND INTO THE OPEN TOP OF SAID CONTAINER, AND ELECTRON GUN ALIGNED TO PROJECT A BEAM OF ELECTRONS IN A DIRECTION EXTENDING LATERALLY WITH RESPECT TO THE COMMON AXIS OF THE WINDINGS AND ALONG SAID CONVERGING FLUX LINES BETWEEN SAID WINDINGS INTO SAID CONTAINER, A VACUUM TANK ENCLOSING AT LEAST THE SPACE BETWEEN SAID GUN AND SAID CONTAINER, AND MEANS FOR EVACUATING SAID TANK CONTINUOUSLY.
Claim 2
Dependent Claim
134 words
AN ELECTRON-BEAM FURNACE COMPRISING A CONTAINER FOR MOLTEN MATERIAL, SAID CONTAINER HAVING AN OPEN TOP, TWO VERTICALLY SPACED, COAXIAL ELECTROMAGNET WINDINGS, ONE OF SAID WINDINGS EXTENDING AROUND SAID CONTAINER AND THE OTHER BEING VERTICALLY SPACED ABOVE THE OPEN TOP OF SAID CONTAINER, MEANS FOR ENERGIZING SAID WINDINGS IN BUCKING MAGNETIC FLUX RELATION, THE SO-ENERGIZED WINDINGS PROVIDING A MAGNETIC FIELD HAVING CONVERGING FLUX LINES EXTENDING BETWEEN SAID VERTICALLY SPACED WINDINGS AND INTO THE OPEN TOP OF SAID CONTAINER, AND ELECTRON GUN ALIGNED TO PROJECT A BEAM OF ELECTRONS IN A DIRECTION EXTENDING LATERALLY WITH RESPECT TO THE COMMON AXIS OF THE WINDINGS AND ALONG SAID CONVERGING FLUX LINES BETWEEN SAID WINDINGS INTO SAID CONTAINER, A VACUUM TANK ENCLOSING AT LEAST THE SPACE BETWEEN SAID GUN AND SAID CONTAINER, AND MEANS FOR EVACUATING SAID TANK CONTINUOUSLY.
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) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |