US3137782A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for welding thick materials
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1962-10-23
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Granted: 1964-06-16
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Expires: 1982-10-23
Abstract
No abstract record available.
Inventors
- 👤 Perry J Rieppel
- 👤 Glenn E Faulkner
- 👤 Jerome W Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:32
CPC Classifications
B; B23; B23K; B23K33/00; B23K33/004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A METHOD OF WELDING BUTT JOINTS BETWEEN ADJOINING SHAPES OF RELATIVELY THICK WALL SECTION, WHICH THICKNESS IS TOO GREAT FOR SINGLE PASS THIN WIRE ELECTRODE WELDING, WHICH COMPRISES BRINGING SAID SHAPES INTO SUBSTANTIAL ABUTMENT, PROVIDING A RELATIVELY WIDE ENTRANCE ON AT LEAST ONE OUTER SURFACE BETWEEN SAID ABUTTING SHAPES, PREPARING A RELATIVELY NARROW KERF OF SUBSTANTIALLY UNIFORM WIDTH BETWEEN THE INNER SUBSTANTIALLY ABUTTING PORTIONS OF SAID SHAPES, WELDING SAID INNER PORTIONS TOGETHER IN A SINGLE PASS BY FEEDING A THIN WIRE ELECTRODE BETWEEN THEM AND APPLYING A SUBSTANTIALLY CONTINUOUS ELECTRIC ARC THERETO, AND SUBSEQUENTLY WELDING SAID WIDENED ENTRANCE WITH ADDITIONAL MATERIAL IN A SEPARATE WELDING STEP.
Claim 2
Independent Claim
106 words
A METHOD OF WELDING BUTT JOINTS BETWEEN ADJOINING SHAPES OF RELATIVELY THICK WALL SECTION, WHICH THICKNESS IS TOO GREAT FOR SINGLE PASS THIN WIRE ELECTRODE WELDING, WHICH COMPRISES BRINGING SAID SHAPES INTO SUBSTANTIAL ABUTMENT, PROVIDING A RELATIVELY WIDE ENTRANCE ON AT LEAST ONE OUTER SURFACE BETWEEN SAID ABUTTING SHAPES, PREPARING A RELATIVELY NARROW KERF OF SUBSTANTIALLY UNIFORM WIDTH BETWEEN THE INNER SUBSTANTIALLY ABUTTING PORTIONS OF SAID SHAPES, WELDING SAID INNER PORTIONS TOGETHER IN A SINGLE PASS BY FEEDING A THIN WIRE ELECTRODE BETWEEN THEM AND APPLYING A SUBSTANTIALLY CONTINUOUS ELECTRIC ARC THERETO, AND SUBSEQUENTLY WELDING SAID WIDENED ENTRANCE WITH ADDITIONAL MATERIAL IN A SEPARATE WELDING STEP.
References Cited (Backward Citations)
US2945942A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |