Patent FI33153A successfully refreshed from Google Patents.
Patent US3203866A successfully refreshed from Google Patents.
US3203866A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and means for removing radioactive components from gases and gaseous mixtures
Assignee: Linde GmbH
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Filing: 1959-11-27
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Granted: 1965-08-31
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Expires: 1979-11-27
Abstract
No abstract record available.
Inventors
- 👤 Lehmer Wilhelm
- 👤 Baldus Wolfgang
- 👤 Stich Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:06
CPC Classifications
G; G21; G21C; G21C17/00; G21C17/02; G21C17/028; B; B01; B01D; B01D51/00; B01D51/10; G21C19/00; G21C19/28; G21C19/30; G21C19/303; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
PROCESS OF PURIFICATION OF GASES, WHICH HAVE BEEN CONTAMINATED WITH RADIOACTIVE SUBSTANCES, WHILE BEING USED AS COOLING OR PRETECTING GASES FOR SPACES CONTAIMINATED WITH RADIOACTIVE SUBSTANCES, BY MEANS OF A PURIFYING PLANT INCLUDING AT LEAST ONE SORPTION DEVICE, WHICH COMPRISES PASSING THE CONTAMINATED GAS THROUGH SAID PURIFYING PLAND THEREBY FREEING THE GAS FROM RADIOACTIVE SUBSTANCES, FORMING A BUFFER OF PROTECTIVE GAS ABOUT AT LEAST A PART OF SAID PURIFYING PLANT BY LEADING SAID GAS FREED FROM RADIOACTIVE SUBSTANCES THROUGH AN ENCASEMENT ABOUT AT LEAST SAID PART OF SAID PURIFYING PLANT CONTAINING RADIOACTIVELY CONTAIMINATED GAS, AND THEN RETURNING SAID GAS FREED FRO RADIOACTIVE SUBSTANCES TO SAID RADIOACTIVELY CONTAMINATED SPACE FOR FURTHER USE AS COOLING OR PROTECTING GAS FOR SAID SPACE CONTAIMINATED WITH RADIOACTIVE SUBSTANCES.
Claim 2
Dependent Claim
123 words
PROCESS OF PURIFICATION OF GASES, WHICH HAVE BEEN CONTAMINATED WITH RADIOACTIVE SUBSTANCES, WHILE BEING USED AS COOLING OR PRETECTING GASES FOR SPACES CONTAIMINATED WITH RADIOACTIVE SUBSTANCES, BY MEANS OF A PURIFYING PLANT INCLUDING AT LEAST ONE SORPTION DEVICE, WHICH COMPRISES PASSING THE CONTAMINATED GAS THROUGH SAID PURIFYING PLAND THEREBY FREEING THE GAS FROM RADIOACTIVE SUBSTANCES, FORMING A BUFFER OF PROTECTIVE GAS ABOUT AT LEAST A PART OF SAID PURIFYING PLANT BY LEADING SAID GAS FREED FROM RADIOACTIVE SUBSTANCES THROUGH AN ENCASEMENT ABOUT AT LEAST SAID PART OF SAID PURIFYING PLANT CONTAINING RADIOACTIVELY CONTAIMINATED GAS, AND THEN RETURNING SAID GAS FREED FRO RADIOACTIVE SUBSTANCES TO SAID RADIOACTIVELY CONTAMINATED SPACE FOR FURTHER USE AS COOLING OR PROTECTING GAS FOR SAID SPACE CONTAIMINATED WITH RADIOACTIVE SUBSTANCES.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |