US3403005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the purification of an enclosed inert atmosphere
Assignee: European Atomic Energy Community Euratom
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Filing: 1965-04-30
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Granted: 1968-09-24
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Expires: 1985-04-30
Abstract
No abstract record available.
Inventors
- 👤 Marcel L Portal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:49
CPC Classifications
A; A23; A23B; A23B2/00; A23B2/70; A23B2/704; A23B2/7045; B; B01; B01D; B01D53/00; B01D53/34; B01D53/46; B01J; B01J19/00; B01J19/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A PORTABLE APPARATUS FOR THE PURIFACTION OF AN INERT ATMOSPHERE ENCLOSED IN A GAS TIGHT CONTAINER BY THE REMOVAL OF OXYGEN AND WATER VAPOR BY REACTION WITH A LIQUID METAL REAGENT COMPRISING A UNITARY ASSEMBLY OF THREE MOVABLE AND SEPARABLE UNITS INCLUDING, A PURIFICATION CHAMBER HAVING ORIFICES FOR THE ESCAPE OF THE PURIFIED GAS AND CONTAINING THE REAGENT IN THE FORM OF A BATH, A MAGNETIC AGITATOR FOR STIRRING THE REAGENT BATH, AND A SUCTION EXTRACTING FEEDING THE ATMOSPHERE TO BE PURIFIED INTO THE PURIFICATION CHAMBER, SAID PURIFICATION CHAMBER INCLUDING AN INLET FOR SAID REAGENT.
Claim 2
Dependent Claim
95 words
A PORTABLE APPARATUS FOR THE PURIFACTION OF AN INERT ATMOSPHERE ENCLOSED IN A GAS TIGHT CONTAINER BY THE REMOVAL OF OXYGEN AND WATER VAPOR BY REACTION WITH A LIQUID METAL REAGENT COMPRISING A UNITARY ASSEMBLY OF THREE MOVABLE AND SEPARABLE UNITS INCLUDING, A PURIFICATION CHAMBER HAVING ORIFICES FOR THE ESCAPE OF THE PURIFIED GAS AND CONTAINING THE REAGENT IN THE FORM OF A BATH, A MAGNETIC AGITATOR FOR STIRRING THE REAGENT BATH, AND A SUCTION EXTRACTING FEEDING THE ATMOSPHERE TO BE PURIFIED INTO THE PURIFICATION CHAMBER, SAID PURIFICATION CHAMBER INCLUDING AN INLET FOR SAID REAGENT.
References Cited (Backward Citations)
US1769025A
Cited
US2495895A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |