Welding flux component
Abstract
Abstract A WELIDING FLUX COMPONENT COMPRISING A FUESED MIXTURE CONSISTING ESSENTIALLY OF THE FOLLOWING LISTED CONSTITUENTS IN THE SPECIFICED WEIGHT PERCENTAGES: ABOUT 40% TO ABOUT 90% OF AT LEAST ONE STABILIZING COMPOUND SELECTED FROM THE GROUP CONSISTING OF FLUORIDES, SILICONFLUORIDES AND FLUOALUMINATES AND ABOUT 10% TO 60% OF BASIC OXIDE. THE FLUX COMPONENT MAY ALSO CONTAIN ACIDIC OXIDED AND NEUTRAL OXIDE, THE FUSED MIXTURE HAVING A BASE-TO-ACID MOLE RATIO OF AT LEAST 2 TO 1. PREFERRED STABILIZING COMPOUNDS INCLUDE MANGANESE FLUORIDE, ALUMINUM FLUORIDE, POTASSIUM SILICOFLUORIDE, SODIUM SILCOFLUORIDE, LITHIUM SILCOFLUORIDE, POTASSIUM FLUOALUMINATE, SODIUM FLUOALUMINATE AND LITHIUM FLUOALUMINATE. PREFERRED WELDING FLUX COMPONENTS HAVE A BASE-TO-ACID MOLE RATIO OF AT LEAST 3 TO 1.
Inventors
- 👤 William T Delong
Bibliographic Details
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| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1974-05-24 | 1974-11-23 | 1975-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-24 | 1978-11-23 | 1979-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-24 | 1982-11-23 | 1983-05-25 | $7700.00 | Window Closed / Lapsed |