US3068128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Free-peeling submerged arc welding composition
Assignee: Union Carbide Corp
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Filing: 1961-01-23
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Granted: 1962-12-11
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Expires: 1981-01-23
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Shrubsall
- 👤 Kenneth W Rimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:45
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/36; B23K35/3601; B23K35/3607
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
76 words
A FUSED GRANULAR SUBMERGED-MELT WELDING COMPOSITION FOR WELDING STAINLESS STEEL AS WELL AS NICKEL BASE ALLOYS WITH LITTLE EFFORT TO PRODUCE HIGH QUALITY WELDS THAT ARE FREE OF DELETERIOUS RESIDUAL MATERIAL SUCH AS SHARDS, AND A FREE-PEELING SLAG, WHICH COMPOSITION IS COMPOSED BY WEIGHT OF THE FOLLOWING INGREDIENTS: 30-45% SI02, 8-18% A12203, 25-35% MGO, AND 15-25% FLUORIDE COMPOUND SELECTED FROM THE CLASS CONSISTTING OF ALUMINUM FLUORIDE, SODIUM SILICON FLUORIDE, MAGNESIUM SILICO FLUORIDE AND POTASSIUM SILICO FLUORIDE.
References Cited (Backward Citations)
US2694023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |