Patent US2913815A successfully refreshed from Google Patents.
US2913815A
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Welding wire for low alloy steels and resulting weld
Assignee: Airco Inc
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Filing: 1957-12-26
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Granted: 1959-11-24
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Expires: 1977-12-26
Abstract
No abstract record available.
Inventors
- 👤 Muller Albert
- 👤 Jr Charles R Felmley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:04
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3053; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12951; Y10T428/12958; Y10T428/12965
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
116 words
A WELD FOR LOW ALLOY STEEL OF HIGH YIELD STRENGTH AND HIGH IMPACT RESISTANCE, SAID STEEL HAVING A COMPOSITION CONTAINING BY PERCENT WEIGHT ANALYSIS APPROXIMATELY .23, MAXIMUM, CARBON; .10 TO .40 MANGANESE; .040, MAXIMUM, PHOSPHORUS; .045, MAXIMUM, SULPHUR; .12 TO .38 SILICON; 1.93 TO 3.32 NICKEL; .84 TO 1.91 CHROMIUM; AND .13 TO .63 MOLYBDENUM; THE REMAINDER BEING ESSENTIALLY IRON, THE WELD METAL JOINING WORKPIECES OF SUCH STEEL BEING DEPOSITIED FROM A WIRE ELECTRODE, BY PERCENT WEIGHT ANALYSIS, CONSISTING ESSENTIALLY OF .080 CARBON, 1.70 MANGANESE, .016 PHOSPHORUS, .018 SULPHUR, .36 SILICON, .56 NICKEL, AND .32 MOLYBDENUM, THE REMAINDER BEING ESSENTIALLY IRON, THE WELD BEING STRESS-RELIEF-ANNEALED BY HEATING AT APPROXIMATELY 1200*F. FOR ONE HOUR, FOLLOWED BY COOLING.
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) | 1962-11-23 | 1963-05-25 | 1963-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-23 | 1967-05-25 | 1967-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-23 | 1971-05-25 | 1971-11-24 | $7700.00 | Window Closed / Lapsed |