US2876151A
Expired / Lapsed
US
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Flux composition and its method of production
Assignee: ELEKTRISKA SVETSINGSAKTIEBOLAGET
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Filing: 1956-07-06
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Granted: 1959-03-03
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Expires: 1976-07-06
Abstract
No abstract record available.
Inventors
- 👤 Helin Elis Erik Vilhelm
- 👤 Erik Jeppe Magnus Magnusson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:37
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3053; B23K35/36; B23K35/365
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A PROCESS FOR MANUFACTURING A COATING COMPOSITION SUITABLE FOR COATING ELECTRODE CORES OF IRON AND STEEL FOR ELECTRIC ARC WELDING, COMPRISING THE STEPS OF PRODUCING A MOLTEN ALLOY OF LOW CARBON STEEL CONTAINING NOT LESS THAN 75% OF IRON AND CONTAINING A DEOXIDANT SELECTED FROM THE GROUP CONSISTING OF SILICON AND ALUMINUM THE SUM OF THE SILICON CONTENT AND THRICE THE ALUMINUM CONTENT AMOUNTING TO AT LEAST 1.5% AND NOT MORE THAN 15% BY WEIGHT, SUBJECTING SAID MOLTEN ALLOY TO A SUBDIVISION PROCESS UNDER OXIDIZING CONDITIONS SO AS TO PRODUCE A POWDER OF METALLIC PARTICLES, AND MIXING SAID POWDER WITH SLAG-FORMING CONSTITUENTS AND A BINDER.
Claim 2
Dependent Claim
105 words
A PROCESS FOR MANUFACTURING A COATING COMPOSITION SUITABLE FOR COATING ELECTRODE CORES OF IRON AND STEEL FOR ELECTRIC ARC WELDING, COMPRISING THE STEPS OF PRODUCING A MOLTEN ALLOY OF LOW CARBON STEEL CONTAINING NOT LESS THAN 75% OF IRON AND CONTAINING A DEOXIDANT SELECTED FROM THE GROUP CONSISTING OF SILICON AND ALUMINUM THE SUM OF THE SILICON CONTENT AND THRICE THE ALUMINUM CONTENT AMOUNTING TO AT LEAST 1.5% AND NOT MORE THAN 15% BY WEIGHT, SUBJECTING SAID MOLTEN ALLOY TO A SUBDIVISION PROCESS UNDER OXIDIZING CONDITIONS SO AS TO PRODUCE A POWDER OF METALLIC PARTICLES, AND MIXING SAID POWDER WITH SLAG-FORMING CONSTITUENTS AND A BINDER.
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) | 1962-03-02 | 1962-09-01 | 1963-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-02 | 1966-09-01 | 1967-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-02 | 1970-09-01 | 1971-03-03 | $7700.00 | Window Closed / Lapsed |