US3247013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Simultaneously nickel coating the interior of a metal vessel and the exterior of metal tubes within the vessel
Assignee: General American Transportation Corp
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Filing: 1961-06-30
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Granted: 1966-04-19
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Expires: 1981-06-30
Abstract
No abstract record available.
Inventors
- 👤 Joseph R Spraul
- 👤 Donald E Metheny
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:35
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/31; C23C18/32; C23C18/34; C23C18/36; C23C18/1601; C23C18/1603; C23C18/1614; C23C18/1616; C23C18/1633; C23C18/1675; C23C18/1678; C23C18/168
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
THE METHOD OF SIMULTANEOUSLY COATING WITH METAL THE INTERIOR SURFACE OF A METAL VESSEL AND THE EXTERIOR SURFACE OF A METAL TUBE DISPOSED WITHIN SAID METAL VESSEL; SAID METHOD COMPRISING PROVIDING AN AQUEOUS CHEMICAL PLATING BATH OF THE NICKEL-HYPOPHOSPHITE TYPE HAVING A BOILING POINT SOMEWHAT ABOVE 100*C. AND THAT IS CHARACTERIZED BY MINIMUM STABILITY AND A HIGH PLATING RATE AT A TEMPERATURE WITHIN THE GIVEN RANGE 88*C. TO 98* C. AND BY MAXIMUM STABILITY AND A LOW PLATING RATE AT A TEMPERATURE BELOW SAID GIVEN RANGE, PLACING A QUANTITY OF SAID PLATING BATH IN SAID METAL VESSEL IN CONTACT WITH THE INTERIOR SURFACE THEREOF AND IN SUBMERGING RELATIONSHIP TO THE EXTERIOR SURFACE OF SAID METAL TUBE, HEATING THE EXTERIOR SURFACE OF SAID METAL TUBE WHILE IT IS IM-
Claim 2
Independent Claim
128 words
THE METHOD OF SIMULTANEOUSLY COATING WITH METAL THE INTERIOR SURFACE OF A METAL VESSEL AND THE EXTERIOR SURFACE OF A METAL TUBE DISPOSED WITHIN SAID METAL VESSEL; SAID METHOD COMPRISING PROVIDING AN AQUEOUS CHEMICAL PLATING BATH OF THE NICKEL-HYPOPHOSPHITE TYPE HAVING A BOILING POINT SOMEWHAT ABOVE 100*C. AND THAT IS CHARACTERIZED BY MINIMUM STABILITY AND A HIGH PLATING RATE AT A TEMPERATURE WITHIN THE GIVEN RANGE 88*C. TO 98* C. AND BY MAXIMUM STABILITY AND A LOW PLATING RATE AT A TEMPERATURE BELOW SAID GIVEN RANGE, PLACING A QUANTITY OF SAID PLATING BATH IN SAID METAL VESSEL IN CONTACT WITH THE INTERIOR SURFACE THEREOF AND IN SUBMERGING RELATIONSHIP TO THE EXTERIOR SURFACE OF SAID METAL TUBE, HEATING THE EXTERIOR SURFACE OF SAID METAL TUBE WHILE IT IS IM-
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |