Patent US3131237A successfully refreshed from Google Patents.
US3131237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas scrubbing apparatus
Assignee: Individual
•
Filing: 1958-11-17
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Granted: 1964-04-28
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Expires: 1978-11-17
Abstract
No abstract record available.
Inventors
- 👤 Jr Theron T Collins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:39
CPC Classifications
B; B01; B01D; B01D47/00; B01D47/10; B01D2247/00; B01D2247/04; B01D2247/10; B01D2247/101; Y; Y10; Y10S; Y10S261/00; Y10S261/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A GAS SCRUBBER COMPRISING A VERTICAL GAS CONDUIT HAVING WALLS, MEANS TO FLOW GASES TO BE SCRUBBED UPWARDLY THROUGH SAID CONDIUT, THROAT FORMING MEANS EXTENDING INWARDLY FROM THE WALLS OF THE CONDUIT AND PRESENTING AN UPWARDLY FACING SURFACE FOR RESTRICTING THE UPWARD FLOW OF GASES IN SAID CONDUIT, MEANS FOR FLOWING SCRUBBING LIQUID ONTO SAID SURFACE COMPRISING A LIQUID SUPPLY CONDUIT HAVING AN OPENING INTO SAID GAS CONDUIT, SAID LIQUID SUPPLY CONDUIT BEING DISPOSED OUTWARDLY OF SAID THROAT
Claim 2
Dependent Claim
78 words
A GAS SCRUBBER COMPRISING A VERTICAL GAS CONDUIT HAVING WALLS, MEANS TO FLOW GASES TO BE SCRUBBED UPWARDLY THROUGH SAID CONDIUT, THROAT FORMING MEANS EXTENDING INWARDLY FROM THE WALLS OF THE CONDUIT AND PRESENTING AN UPWARDLY FACING SURFACE FOR RESTRICTING THE UPWARD FLOW OF GASES IN SAID CONDUIT, MEANS FOR FLOWING SCRUBBING LIQUID ONTO SAID SURFACE COMPRISING A LIQUID SUPPLY CONDUIT HAVING AN OPENING INTO SAID GAS CONDUIT, SAID LIQUID SUPPLY CONDUIT BEING DISPOSED OUTWARDLY OF SAID THROAT
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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) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |