Patent US3196106A successfully refreshed from Google Patents.
US3196106A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for purifying radioactive waste liquid
Assignee: Minerals and Chemicals Philipp Corp
•
Filing: 1961-10-04
•
Granted: 1965-07-20
•
Expires: 1981-10-04
Abstract
No abstract record available.
Inventors
- 👤 Jr Walter L Haden
- 👤 Frank J Dzierzanowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:24
CPC Classifications
G; G21; G21F; G21F9/00; G21F9/04; G21F9/06; G21F9/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A METHOD FOR PURIFYING AN AQUEOUS RADIOACTIVE WASTE LIQUID HAVING DISSOLVED THEREIN A LOW LEVEL OF RADIOCESIUM IN THE FORM OF A SALT OF A MINERAL ACID AND ALSO HAVING DISSOLVED THEREIN A SUBSTANTIALLY LARGER AMOUNT OF A MINERAL ACID SALT OF ANOTHER METAL WHICH IS NONRADIOACTIVE, SAID METHOD COMPRISING CONTACTING SAID LIQUID WITH A SOLID SYNTHETIC CRYSTALLINE LITHIUM ALUMINUM SILICATE HYDRATE OF THE APPROXIMATE FORMULA
Claim 2
Independent Claim
66 words
A METHOD FOR PURIFYING AN AQUEOUS RADIOACTIVE WASTE LIQUID HAVING DISSOLVED THEREIN A LOW LEVEL OF RADIOCESIUM IN THE FORM OF A SALT OF A MINERAL ACID AND ALSO HAVING DISSOLVED THEREIN A SUBSTANTIALLY LARGER AMOUNT OF A MINERAL ACID SALT OF ANOTHER METAL WHICH IS NONRADIOACTIVE, SAID METHOD COMPRISING CONTACTING SAID LIQUID WITH A SOLID SYNTHETIC CRYSTALLINE LITHIUM ALUMINUM SILICATE HYDRATE OF THE APPROXIMATE FORMULA
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) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |