US3231709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Welding method and electrode
Assignee: Mckay Co
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Filing: 1963-06-17
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Granted: 1966-01-25
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Expires: 1983-06-17
Abstract
No abstract record available.
Inventors
- 👤 Jr William R Foley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:58
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3053; B23K35/308; B23K35/32; B23K35/327
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
173 words
A METHOD OF FORMING A WEAR-RESISTANT WELD DEPOSIT COMPRISING FORMING IN AN ARC WELDING REACTION ZONE A CARBON-CONTAINING FERROUS WELD METAL POOL, INTRODUCING INTO THE REACTION ZONE A COMPONENT COMPRISING AT LEAST ONE OF THE MATERIALS OF THE GROUP CONSISTING OF TITANIUM, TITANIUM ALLOY AND OXIDE OF TITANIUM, ALONE OR COMBINED WITH ANOTHER OXIDE, SUCH COMPONENT CONTAINING TITANIUM IN AN AMOUNT BETWEEN ABOUT .8% AND ABOUT 16% BY WEIGHT OF THE WELD DEPOSIT, AND THEREBY FORMING TITANIUM CARBIDE PARTICLES BY CRYSTALLIZATION IN SITU IN THE SOLIDIFYING WELD METAL WHICH FORMS THE MATRIX AND MAINTAINING IN THE REACTION ZONE AN AMOUNT OF CARBON AT LEAST EQUAL TO THE TOTAL OF (1) THE AMOUNT OF CARBON REQUIRED TO FORM THE TITANIUM CARBIDE PARTICLES PLUS (2) THE AMOUNT OF CARBON REQUIRED TO SATISFY THE CARBON DEMANDS OF THE MATRIX PLUS (3) THE AMOUNT OF CARBON REQUIRED TO REDUCE TITANIUM OXIDE AND OTHER METAL OXIDES REDUCIBLE BY CARBON IF PRESENT PLUS (4) THE AMOUNT OF CARBON REQUIRED TO COMBINE WITH OXYGEN DERIVED FROM THE REACTION ZONE ATMOSPHERE.
Claim 2
Independent Claim
173 words
A METHOD OF FORMING A WEAR-RESISTANT WELD DEPOSIT COMPRISING FORMING IN AN ARC WELDING REACTION ZONE A CARBON-CONTAINING FERROUS WELD METAL POOL, INTRODUCING INTO THE REACTION ZONE A COMPONENT COMPRISING AT LEAST ONE OF THE MATERIALS OF THE GROUP CONSISTING OF TITANIUM, TITANIUM ALLOY AND OXIDE OF TITANIUM, ALONE OR COMBINED WITH ANOTHER OXIDE, SUCH COMPONENT CONTAINING TITANIUM IN AN AMOUNT BETWEEN ABOUT .8% AND ABOUT 16% BY WEIGHT OF THE WELD DEPOSIT, AND THEREBY FORMING TITANIUM CARBIDE PARTICLES BY CRYSTALLIZATION IN SITU IN THE SOLIDIFYING WELD METAL WHICH FORMS THE MATRIX AND MAINTAINING IN THE REACTION ZONE AN AMOUNT OF CARBON AT LEAST EQUAL TO THE TOTAL OF (1) THE AMOUNT OF CARBON REQUIRED TO FORM THE TITANIUM CARBIDE PARTICLES PLUS (2) THE AMOUNT OF CARBON REQUIRED TO SATISFY THE CARBON DEMANDS OF THE MATRIX PLUS (3) THE AMOUNT OF CARBON REQUIRED TO REDUCE TITANIUM OXIDE AND OTHER METAL OXIDES REDUCIBLE BY CARBON IF PRESENT PLUS (4) THE AMOUNT OF CARBON REQUIRED TO COMBINE WITH OXYGEN DERIVED FROM THE REACTION ZONE ATMOSPHERE.
References Cited (Backward Citations)
US2927990A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |