Patent US3250684A successfully refreshed from Google Patents.
US3250684A
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Cryogenic apparatus for irradiation at low temperatures
Assignee: Commissariat à l'Énergie Atomique et Aux Énergies Alternatives
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Filing: 1963-07-24
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Granted: 1966-05-10
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Expires: 1983-07-24
Abstract
No abstract record available.
Inventors
- 👤 Bochirol Louis
- 👤 Doulat Jacques
- 👤 Weil Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:22
CPC Classifications
G; G21; G21C; G21C1/00; G21C1/32; F; F17; F17C; F17C3/00; F17C3/02; F17C3/08; F17C3/085; G21C1/30; G21C1/303; G21C1/306; G21K; G21K5/00; G21K5/08; F17C2203/00; F17C2203/03; F17C2203/0304; F17C2203/0345; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/0161; F17C2227/00; F17C2227/03; F17C2227/0302; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y02E60/00; Y02E60/30; Y02E60/32
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
95 words
A SWIMMING POOL NUCLEAR REACTOR, A POOL CONTAINER AND A CORE FOR THE REACTOR AND A DEVICE AS DESCRIBED IN CLAIM 1 MOUNTED IN AND IRADIATED BY SAID CORE, SAID DEVICE COMPRISING A VERTICAL PART, A SECOND VERTICAL PART SPACED FROM AND LOWER THEN SAID FIRST PART AND A HORIZONTAL PART CONNECTING SAID VERTICAL PARTS AND LOCATED IN SAID POOL CONTAINER WHEREBY SAID POOL CONTAINER WHEN FILLED WITH A LIQUID PROVIDES BIOLOGICAL PROTECTION FOR OPERATORS ABOVE SAID HORIZONTAL PART, THE LOWER PORTION OF SAID SECOND VERTICAL PART CONTAINING SAID RECEPTACLE AND SAID HEAT EXCHANGE WALL.
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) | 1969-05-09 | 1969-11-08 | 1970-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-09 | 1973-11-08 | 1974-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-09 | 1977-11-08 | 1978-05-10 | $7700.00 | Window Closed / Lapsed |