Patent US2793103A successfully refreshed from Google Patents.
US2793103A
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Method for producing rod-shaped bodies of crystalline material
Assignee: Siemens Schuckertwerke AG
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Filing: 1955-02-18
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Granted: 1957-05-21
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Expires: 1975-02-18
Abstract
No abstract record available.
Inventors
- 👤 Emeis Reimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:14
CPC Classifications
C; C30; C30B; C30B11/00; C30B11/04; C30B11/08; C30B11/10; C04; C04B; C04B33/00; C04B33/32; Y; Y10; Y10T; Y10T117/00; Y10T117/10; Y10T117/1024; Y10T117/1032; Y10T117/1056; Y10T117/1076
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
THE METHOD OF PRODUCING A ROD-SHAPED MEMBER OF CRYSTALLINE MATERIAL, WHICH COMPRISES SUSPENDING A STUB OF SAID MATERIAL IN A VERTICAL POSITION AND WITH A LOWER FREE END, HEATING, AT A FIXED ZONE, THE LOWER FREE END OF SAID STUB TO FORM A MOLTEN DROP OF SAID MATERIAL THEREON, REPEATEDLY CONTACTING THE MOLTEN DRP ON THE LOWER END OF SAID STUB WITH SOLID PHASE GRANULES OF SAID MATERIAL SO THAT THEY ADHERE TO THE STUB, A PLURALITY OF SAID GRANULES BEING SUCCESSIVELY MELTED ON SAID LOWER END TO INCREASE THE LENGTH OF THE BODY, AND CHANGING THE POSITION OF SAID STUB WITH RESPECT TO SAID HEATING ZONE AXIALLY SO AS TO HEAT THE LOWER END OF SAID INCREASED LENGTH AND ALLOW THE PREVIOUSLY MELTED MATERIAL TO SOLIDIFY.
Claim 2
Independent Claim
127 words
THE METHOD OF PRODUCING A ROD-SHAPED MEMBER OF CRYSTALLINE MATERIAL, WHICH COMPRISES SUSPENDING A STUB OF SAID MATERIAL IN A VERTICAL POSITION AND WITH A LOWER FREE END, HEATING, AT A FIXED ZONE, THE LOWER FREE END OF SAID STUB TO FORM A MOLTEN DROP OF SAID MATERIAL THEREON, REPEATEDLY CONTACTING THE MOLTEN DRP ON THE LOWER END OF SAID STUB WITH SOLID PHASE GRANULES OF SAID MATERIAL SO THAT THEY ADHERE TO THE STUB, A PLURALITY OF SAID GRANULES BEING SUCCESSIVELY MELTED ON SAID LOWER END TO INCREASE THE LENGTH OF THE BODY, AND CHANGING THE POSITION OF SAID STUB WITH RESPECT TO SAID HEATING ZONE AXIALLY SO AS TO HEAT THE LOWER END OF SAID INCREASED LENGTH AND ALLOW THE PREVIOUSLY MELTED MATERIAL TO SOLIDIFY.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-20 | 1960-11-19 | 1961-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-20 | 1964-11-19 | 1965-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-20 | 1968-11-19 | 1969-05-21 | $7700.00 | Window Closed / Lapsed |