US2913814A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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
2026-10-30 04:49
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3053; B23K35/3066; 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
119 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 DEPOSITED FROM A WIRE ELECTRODE, BY PERCENT WEIGHT ANALYSIS, CONSISTING ESSENTIALLY OF .058 CARBON, .91 MANGANESE, .015 PHOSPHORUS, .023 SULPHUR, .27 SILICON, 2.47 NICKEL, .41 CHROMIUM, AND .38 MOLYBDENUM, THE REMAINDER BEING ESSENTIALLY IRON, THE WELD BEING STRESS-RELIEF-ANNEALED BY HEATING AT APPROXIMATELY 1200*F. FOR ONE HOUR, FOLLOWED BY AIR COOLING.
References Cited (Backward Citations)
US2327490A
Cited
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 |