US3097979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic flux-gas shielded metal arc welding
Assignee: Union Carbide Corp
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Filing: 1960-12-05
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Granted: 1963-07-16
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Expires: 1980-12-05
Abstract
No abstract record available.
Inventors
- 👤 Francis E Amsel
- 👤 William B Sharav
- 👤 Frank T Stanchus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:28
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/36; B23K35/362; B23K35/3601; B23K35/3608
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A MAGNETIC GRANULAR FLUX POWDER FOR GAS SHIELDED ELECTRIC ARC WELDING, COMPOSED OF TRACE-20 PERCENT MANGANESE DIOXIDE, TRACE-10 PERCENT MAGNESIUM OXIDE, 10-30 PERCENT RUTILE, 0-15 PERCENT ALUMINA, 1-10 PERCENT FLUORIDE, 2-20 PERCENT SILICON (AS FERRO-ALLOY), 2-20 PERCENT MANGANESE (AS FERRO-ALLOY) 5-25 PERCENT FERRO-MAGNETIC MATERIAL, 2-20 PERCENT POTASSIUM TITANATE, AND A BINDER.
Claim 2
Dependent Claim
51 words
A MAGNETIC GRANULAR FLUX POWDER FOR GAS SHIELDED ELECTRIC ARC WELDING, COMPOSED OF TRACE-20 PERCENT MANGANESE DIOXIDE, TRACE-10 PERCENT MAGNESIUM OXIDE, 10-30 PERCENT RUTILE, 0-15 PERCENT ALUMINA, 1-10 PERCENT FLUORIDE, 2-20 PERCENT SILICON (AS FERRO-ALLOY), 2-20 PERCENT MANGANESE (AS FERRO-ALLOY) 5-25 PERCENT FERRO-MAGNETIC MATERIAL, 2-20 PERCENT POTASSIUM TITANATE, AND A BINDER.
References Cited (Backward Citations)
US2043960A
Cited
US2360716A
Cited
US2474787A
Cited
GB735375A
Cited
GB760035A
Cited
US2948803A
Cited
US2965524A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |