US2837474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion inhibition
Assignee: Individual
•
Filing: 1954-04-07
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Granted: 1958-06-03
•
Expires: 1974-04-07
Abstract
No abstract record available.
Inventors
- 👤 Groves H Cartledge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:47
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/08; C23F11/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A NEW AND IMPROVED METHOD OF INHIBITING CORROSION OF A NICKEL-CHROME STAINLESS STEEL BY AN AQUEOUS URANYL SULFATE SOLUTION IN CONTACT THEREWITH UNDER CONDITIONS OF SUBSTANTIAL NUCLEAR RADIATION EMINATED FROM A SELF-SUSTAINING CHAIN-FISSION REACTION, EHICH COMPRISES PROVIDING, THROUGHOUT THE ENTIRE PERIOD OF CONTACT OF SAID SOLUTION WITH SAID METAL, A CONCENTRATION OF AT LEAST APPROXIMATELY 5X10-5 MOLAR PRETECHNETATE ION DISSOLVED IN SAID SOLUTION.
Claim 2
Dependent Claim
63 words
A NEW AND IMPROVED METHOD OF INHIBITING CORROSION OF A NICKEL-CHROME STAINLESS STEEL BY AN AQUEOUS URANYL SULFATE SOLUTION IN CONTACT THEREWITH UNDER CONDITIONS OF SUBSTANTIAL NUCLEAR RADIATION EMINATED FROM A SELF-SUSTAINING CHAIN-FISSION REACTION, EHICH COMPRISES PROVIDING, THROUGHOUT THE ENTIRE PERIOD OF CONTACT OF SAID SOLUTION WITH SAID METAL, A CONCENTRATION OF AT LEAST APPROXIMATELY 5X10-5 MOLAR PRETECHNETATE ION DISSOLVED IN SAID SOLUTION.
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) | 1961-06-02 | 1961-12-02 | 1962-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-02 | 1965-12-02 | 1966-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-02 | 1969-12-02 | 1970-06-03 | $7700.00 | Window Closed / Lapsed |