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US2768271A
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Titanium heliarc brazing process
Assignee: North American Aviation Corp
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Filing: 1953-10-22
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Granted: 1956-10-23
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Expires: 1973-10-22
Abstract
No abstract record available.
Inventors
- 👤 Harlan L Meredith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:09
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/001; B23K35/005; B23K1/00; B23K1/0008; B23K1/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
A PROCESS OF JOINING TITANIUM-TO-TITANIUM COMPRISING THE STEPS OF CLEANING THE SURFACES TO BE JOINED, INERT GASEOUS ARC BRAZING AN OVERLAY OF A NON-FERROUS SOLDERABLE METAL COMPATIBLE WITH TITANIUM ON SAID SURFACES, AND SOLDERING SAID BRAZED SURFACES.
Claim 2
Dependent Claim
37 words
A PROCESS OF JOINING TITANIUM-TO-TITANIUM COMPRISING THE STEPS OF CLEANING THE SURFACES TO BE JOINED, INERT GASEOUS ARC BRAZING AN OVERLAY OF A NON-FERROUS SOLDERABLE METAL COMPATIBLE WITH TITANIUM ON SAID SURFACES, AND SOLDERING SAID BRAZED SURFACES.
References Cited (Backward Citations)
GB190426376A
Cited
US1971822A
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US2360160A
Cited
US2516016A
Cited
US2574514A
Cited
US2620422A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-23 | 1960-04-23 | 1960-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-23 | 1964-04-23 | 1964-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-23 | 1968-04-23 | 1968-10-23 | $7700.00 | Window Closed / Lapsed |