US2642656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of welding or cutting metal and other materials by chlorine fluoride torch
Assignee: JACQUE C MORRELL
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Filing: 1948-01-15
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Granted: 1953-06-23
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Expires: 1968-01-15
Abstract
No abstract record available.
Inventors
- 👤 Aristid V Grosse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:11
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/38; F; F23; F23D; F23D14/00; F23D14/38
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
63 words
A METHOD OF CUTTING OR WELDING, COMPRISING HEATING THE MATERIAL TO BE CUT OR WELDED TO A WELDING OR CUTTING TEMPERATURE BY THE COMBUSTION OF FUEL SELECTED FROM THE GROUP COMPRISING HYDROGEN AND HYDROCARBON GASES IN THE PRESENCE OF A SUPPORTER OF COMBUSTION COMPRISING A CHLORINE FLUORIDE THE SAID CHLORIDE FLUORIDE BEING PRESENT IN SUFFICIENT AMOUNT TO INCREASE THE TEMPERATURE OF THE FLAME.
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) | 1956-06-22 | 1956-12-22 | 1957-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-22 | 1960-12-22 | 1961-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-22 | 1964-12-22 | 1965-06-23 | $7700.00 | Window Closed / Lapsed |