US3105275A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electron-beam furnace with double-coil magnetic beam guidance
Assignee: Stauffer Chemical Co
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Filing: 1960-05-27
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Granted: 1963-10-01
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Expires: 1980-05-27
Abstract
No abstract record available.
Inventors
- 👤 Charles W Hanks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:08
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
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
ELECTRON-BEAM FURNACE COMPRISING A CONTAINER FOR MOLTEN MATERIAL, SAID CONTAINER HAVING AN OPEN TOP, TWO COAXIAL ELECTROMAGNET WINDINGS, ONE OF SAID WINDINGS EXTENDING AROUND AND AT LEAST PARTLY BELOW THE UPPER END OF THE CONTAINER, THE OTHER WINDING BEING VERTICALLY SPACED ABOVE THE OPEN TOP OF SAID CONTAINER, MEANS FOR SUPPLYING ENERGIZING CURRENT TO EACH OF SAID WINDINGS, THE SO-ENERGIZED WINDINGS JOINTLY PROVIDING A MAGNETIC FIELD HAVING FLUX LINES CONVERGING INTO SAID CONTAINER THROUGH ITS OPEN TOP, AN ELECTRON GUN LATERALLY DISPLACED FROM ABOVE THE CONTAINER, THE GUN BEING ALIGNED TO PROJECT A BEAM OF ELECTRONS ALONG SAID CONVERGING FLUX LINES INTO SAID CONTAINER, A VACUUM TANK ENCLOSING AT LEAST THE WINDINGS AND THE SPACE BETWEEN SAID GUN AND SAID CONTAINER AND MEANS FOR EVACUATING SAID TANK CONTINUOUSLY.
Claim 2
Dependent Claim
128 words
ELECTRON-BEAM FURNACE COMPRISING A CONTAINER FOR MOLTEN MATERIAL, SAID CONTAINER HAVING AN OPEN TOP, TWO COAXIAL ELECTROMAGNET WINDINGS, ONE OF SAID WINDINGS EXTENDING AROUND AND AT LEAST PARTLY BELOW THE UPPER END OF THE CONTAINER, THE OTHER WINDING BEING VERTICALLY SPACED ABOVE THE OPEN TOP OF SAID CONTAINER, MEANS FOR SUPPLYING ENERGIZING CURRENT TO EACH OF SAID WINDINGS, THE SO-ENERGIZED WINDINGS JOINTLY PROVIDING A MAGNETIC FIELD HAVING FLUX LINES CONVERGING INTO SAID CONTAINER THROUGH ITS OPEN TOP, AN ELECTRON GUN LATERALLY DISPLACED FROM ABOVE THE CONTAINER, THE GUN BEING ALIGNED TO PROJECT A BEAM OF ELECTRONS ALONG SAID CONVERGING FLUX LINES INTO SAID CONTAINER, A VACUUM TANK ENCLOSING AT LEAST THE WINDINGS AND 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) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |