US3022859A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas cleaning method and apparatus
Assignee: American Air Filter Co Inc
•
Filing: 1959-05-20
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Granted: 1962-02-27
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Expires: 1979-05-20
Abstract
No abstract record available.
Inventors
- 👤 Robert W Sexton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:20
CPC Classifications
B; B01; B01D; B01D46/00; B01D46/10; B01D46/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A METHOD FOR REMOVING UNDESIRABLE VAPOR AND MIST CONSTITUENTS FROM A GASEOUS STREAM LADEN THEREWITH COMPRISING THE STOPS OF PASSING SAID VAPOR-MIST LADEN GASEOUS STREAM THROUGH A LIQUID ENTRAINMENT ZONE TO ENTRAIN IN SAID GASEOUS STREAM A LIQUID COALESCENT WITH THE VAPORMIST THEREIN, PASSING SAID VAPOR-MIST LADEN GASEOUS STREAM WITH SAID LIQUID ENTRAINED THEREIN DOWNSTREAM TO A LIQUID FLOODED CONTACT ZONE SOLELY WITHIN THE CONFINES OF SAID GASEOUS STREAM AND PREVENTING ANY DRAINAGE TO A POINT OUTSIDE SAID GASEOUS STREAM FROM SAID LIQUID FLOODED CON-
Claim 2
Independent Claim
85 words
A METHOD FOR REMOVING UNDESIRABLE VAPOR AND MIST CONSTITUENTS FROM A GASEOUS STREAM LADEN THEREWITH COMPRISING THE STOPS OF PASSING SAID VAPOR-MIST LADEN GASEOUS STREAM THROUGH A LIQUID ENTRAINMENT ZONE TO ENTRAIN IN SAID GASEOUS STREAM A LIQUID COALESCENT WITH THE VAPORMIST THEREIN, PASSING SAID VAPOR-MIST LADEN GASEOUS STREAM WITH SAID LIQUID ENTRAINED THEREIN DOWNSTREAM TO A LIQUID FLOODED CONTACT ZONE SOLELY WITHIN THE CONFINES OF SAID GASEOUS STREAM AND PREVENTING ANY DRAINAGE TO A POINT OUTSIDE SAID GASEOUS STREAM FROM SAID LIQUID FLOODED CON-
References Cited (Backward Citations)
US1102685A
Cited
US1240385A
Cited
GB256367A
Cited
US2367227A
Cited
US2655221A
Cited
US2889004A
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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) | 1965-02-26 | 1965-08-28 | 1966-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-26 | 1969-08-28 | 1970-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-26 | 1973-08-28 | 1974-02-27 | $7700.00 | Window Closed / Lapsed |