US3338706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal processing method and resulting product
Assignee: Philips North America LLC
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Filing: 1965-03-11
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Granted: 1967-08-29
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Expires: 1985-03-11
Abstract
No abstract record available.
Inventors
- 👤 William R Morcom
- 👤 Heinz G Sell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 23:42
CPC Classifications
C; C30; C30B; C30B13/00; C30B13/08; C22; C22C; C22C1/00; C22C1/02; C30B29/00; C30B29/10; C30B29/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
THE METHOD OF FORMING A REFRACTORY ALLOY, WHICH METHOD COMPRISES: (A) BUNDLING TOGETHER A PLURALITY OF ELONGATED MEMBERS, AT LEAST SOME OF WHICH ARE DIFFERENT COMPOSITION, AND WHICH MEMBERS HAVE A COMPOSITE COMPOSITION CORRESPONDING TO THE PREDETERMINED COMPOSITION DESIRED IN SAID ALLOY; (B) SUPPORTING SAID BUNDEL IN A VACUUM; (C) PROGRESSIVELY MELTING BY ELECTRON-BEAM, ZONE-REFINING LIMITED SECTIONS OF SAID BUNBLE TO FORM A PROGRESSING HOMOGENEOUS MELT OF ALL MEMBERS OF SAID BUNDLE; (D) PERMITTING EACH MELTED LIMITED SECTION OF SAID BUNDLE TO SOLIDIRY AFTER MELTING; AND (E) CONTINUING TO PROGRESSIVELY MELT AND THEN SOLIDIFY SAID BUNDLE UNTIL A PREDETERMINED LENGTH OF SAID BUNDLE IS FORMED INTO SAID ALLOY.
Claim 2
Independent Claim
108 words
THE METHOD OF FORMING A REFRACTORY ALLOY, WHICH METHOD COMPRISES: (A) BUNDLING TOGETHER A PLURALITY OF ELONGATED MEMBERS, AT LEAST SOME OF WHICH ARE DIFFERENT COMPOSITION, AND WHICH MEMBERS HAVE A COMPOSITE COMPOSITION CORRESPONDING TO THE PREDETERMINED COMPOSITION DESIRED IN SAID ALLOY; (B) SUPPORTING SAID BUNDEL IN A VACUUM; (C) PROGRESSIVELY MELTING BY ELECTRON-BEAM, ZONE-REFINING LIMITED SECTIONS OF SAID BUNBLE TO FORM A PROGRESSING HOMOGENEOUS MELT OF ALL MEMBERS OF SAID BUNDLE; (D) PERMITTING EACH MELTED LIMITED SECTION OF SAID BUNDLE TO SOLIDIRY AFTER MELTING; AND (E) CONTINUING TO PROGRESSIVELY MELT AND THEN SOLIDIFY SAID BUNDLE UNTIL A PREDETERMINED LENGTH OF SAID BUNDLE IS FORMED INTO SAID ALLOY.
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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |