US3136013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of repairing defective pump casings
Assignee: Individual
•
Filing: 1961-02-08
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Granted: 1964-06-09
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Expires: 1981-02-08
Abstract
No abstract record available.
Inventors
- 👤 Funk Charles Francis
- 👤 Funk John Eugene
- 👤 Jack L York
- 👤 Funk Marguerite Bourgeois
- 👤 Guy L Funk
- 👤 Margare M Funk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:05
CPC Classifications
B; B22; B22D; B22D19/00; B22D19/10; Y; Y10; Y10S; Y10S164/00; Y10S164/12; Y10T; Y10T29/00; Y10T29/49; Y10T29/49718; Y10T29/49746
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A METHOD OF REPAIRING THE DEFECTIVE INTERIOR SURFACE OF A WORN PUMP CASING AND THE LIKE CONSTRUCTED OF METAL RECEPTIVE TO FUSION AWITH THERMIT METAL, COMPRISING THE STEPS OF PROVIDING A CONSUMABLE LIENR HAVINGHOLES THEREIN, PLACING SAID CONSUMABLE LINER IN THE SHROUD PORTION OF THE PUMP CASING SO AS TO DEFINE A SPACE BETWEEN THE CONSUMABLE LINER AND THE INTERIOR SHROUD SURFACE, PLACING POURING TUBES AND RISER TUBES IN COMMUNICATION WITH THE LINER HOLES; PACKING THE INTERIOR AND EXTERIOR OF THE SHELL, WHEREIN THE POURING TUBES ARE CONNECTED TO A SLAG BASIN AND THE RISER TUBES COMMUNICATE WITH THE ATMOSPHERE, REMOVING THE TUBES, RISERS AND SLAG BASIN AFTER THE MOLD IS
Claim 2
Independent Claim
111 words
A METHOD OF REPAIRING THE DEFECTIVE INTERIOR SURFACE OF A WORN PUMP CASING AND THE LIKE CONSTRUCTED OF METAL RECEPTIVE TO FUSION AWITH THERMIT METAL, COMPRISING THE STEPS OF PROVIDING A CONSUMABLE LIENR HAVINGHOLES THEREIN, PLACING SAID CONSUMABLE LINER IN THE SHROUD PORTION OF THE PUMP CASING SO AS TO DEFINE A SPACE BETWEEN THE CONSUMABLE LINER AND THE INTERIOR SHROUD SURFACE, PLACING POURING TUBES AND RISER TUBES IN COMMUNICATION WITH THE LINER HOLES; PACKING THE INTERIOR AND EXTERIOR OF THE SHELL, WHEREIN THE POURING TUBES ARE CONNECTED TO A SLAG BASIN AND THE RISER TUBES COMMUNICATE WITH THE ATMOSPHERE, REMOVING THE TUBES, RISERS AND SLAG BASIN AFTER THE MOLD IS
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) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |