US4237620A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Contactor
Assignee: FRANK BLACK PRODUCTION EQUIPMENT Inc A CORP OF TX
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Filing: 1979-04-24
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Granted: 1980-12-09
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Expires: 1999-04-24
Abstract
Abstract An assembly for removing contaminants from gas, comprising a cylinder having therein a spiral path-forming member, a layer of absorbent fluid, and substantially filled with mass transfer media.
Inventors
- 👤 Frank M. Black
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:11
CPC Classifications
F; F26; F26B; F26B21/00; F26B21/30; F26B21/33; F26B21/331; B; B01; B01D; B01D53/00; B01D53/14; B01D53/18; B01J; B01J8/00; B01J8/02; B01J8/06; B01J2208/00; B01J2208/00796; B01J2208/00823; B01J2208/00831; B01J2208/0084
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
114 words
In a device for drying a gaseous media having a cylinder with inlet and outlet portions for a gaseous media, means for receiving and accommodating an absorbent liquid bath, and an auger member within said cylinder for causing said gaseous media to follow a generally spiralar path between said inlet and outlet portions, the improvement comprising: (a) a pair of screen members, oppositely positioned within said cylinder, adjacent, respectively, said inlet and outlet means, and (b) gas dispersing means, comprised of a large number of individual, unconnected, randomly arranged elements, for causing said gaseous media to follow a tortuous path around the shaft of said auger, substantially filling said cylinder intermediate said screen members.
Claim 2
Dependent Claim
114 words
In a device for drying a gaseous media having a cylinder with inlet and outlet portions for a gaseous media, means for receiving and accommodating an absorbent liquid bath, and an auger member within said cylinder for causing said gaseous media to follow a generally spiralar path between said inlet and outlet portions, the improvement comprising: (a) a pair of screen members, oppositely positioned within said cylinder, adjacent, respectively, said inlet and outlet means, and (b) gas dispersing means, comprised of a large number of individual, unconnected, randomly arranged elements, for causing said gaseous media to follow a tortuous path around the shaft of said auger, substantially filling said cylinder intermediate said screen members.
Claim 3
Dependent Claim
12 words
The device of claim 1 wherein said screen members are perforated discs.
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) | 1983-12-09 | 1984-06-09 | 1984-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-12-09 | 1988-06-09 | 1988-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-12-09 | 1992-06-09 | 1992-12-09 | $7700.00 | Window Closed / Lapsed |