Patent US3294644A successfully refreshed from Google Patents.
US3294644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of reducing corrosion conditions in a water-cooled nuclear reactor
Assignee: United Kingdom Atomic Energy Authority
•
Filing: 1964-06-05
•
Granted: 1966-12-27
•
Expires: 1984-06-05
Abstract
No abstract record available.
Inventors
- 👤 Walton Gilbert Northcott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:50
CPC Classifications
G; G21; G21C; G21C15/00; G21C15/28; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
IN A METHOD FOR REDUCING THE CORROSION CONDITIONS IN A WATER-COOLED NUCLEAR REACTOR HAVING A MEANS FOR CIRCULATING A COOLANT THROUGH THE REACTOR TO COOL THE SAME, THE IMPROVEMENT CONSISTING OF ADDING TO THE COOLANT A SINGLE MATERIAL TO CONTROL RADIOLYSIS OF THE COOLANT, SAID MATERIAL BEING AMMONIA WHICH IS ADDED TO THE COOLANT IN AN AMOUNT SUFFICIENT TO GIVE AND MAINTAIN AN AMMONIA CONCENTRATION OF FROM 4 TO 60 P.P.M. BY WEIGHT IN THE COOLANT.
Claim 2
Dependent Claim
76 words
IN A METHOD FOR REDUCING THE CORROSION CONDITIONS IN A WATER-COOLED NUCLEAR REACTOR HAVING A MEANS FOR CIRCULATING A COOLANT THROUGH THE REACTOR TO COOL THE SAME, THE IMPROVEMENT CONSISTING OF ADDING TO THE COOLANT A SINGLE MATERIAL TO CONTROL RADIOLYSIS OF THE COOLANT, SAID MATERIAL BEING AMMONIA WHICH IS ADDED TO THE COOLANT IN AN AMOUNT SUFFICIENT TO GIVE AND MAINTAIN AN AMMONIA CONCENTRATION OF FROM 4 TO 60 P.P.M. BY WEIGHT IN THE COOLANT.
References Cited (Backward Citations)
US2937981A
Cited
US3032386A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |