US3716490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of radioactive liquids
Assignee: Belgonucleaire SA
•
Filing: 1969-06-03
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Granted: 1973-02-13
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Expires: 1989-06-03
Abstract
Abstract A METHOD FOR DECONTAMINATION OF RADIOACTIVE LIQUIDS AND THE PRODUCTS THEREOF, INCLUDING CONTACTING THE RADIOACTIVE LIQUID WITH AN ION EXCHANGE MATERIAL FORMED FROM A BITUMINOUS SUBSTANCE, SUCH AS ASPHALT, AND THEREAFTER COMPACTING THE ION EXCHANGE MATERIAL, AS BY FUSION AND/ OR COMPRESSION.
Inventors
- 👤 De Voorde N Van
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:19
CPC Classifications
G; G21; G21F; G21F9/00; G21F9/04; G21F9/06; G21F9/12; B; B01; B01J; B01J39/00; B01J39/04; B01J39/05
Claims Analysis
Total Claims: 0
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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) | 1976-02-13 | 1976-08-14 | 1977-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-13 | 1980-08-14 | 1981-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-13 | 1984-08-14 | 1985-02-13 | $7700.00 | Window Closed / Lapsed |