Patent US3263977A successfully refreshed from Google Patents.
US3263977A
Expired / Lapsed
US
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Rectangular gas and liquid contact bed having a liquid distributor
Assignee: AMERICAN SURFPAC Corp A CORP OF PA
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Filing: 1963-09-23
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Granted: 1966-08-02
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Expires: 1983-09-23
Abstract
No abstract record available.
Inventors
- 👤 Rickard Melvin David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:41
CPC Classifications
C; C02; C02F; C02F3/00; C02F3/02; C02F3/04; B; B01; B01J; B01J2219/00; B01J2219/32; B01J2219/322; B01J2219/32203; B01J2219/32265; B01J2219/32268; Y; Y02; Y02W; Y02W10/00; Y02W10/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
IN COOPERATIVE COMBINATION WITH A RECTANGULAR BED HAVING THEREIN A GAS-LIQUID CONTACT MEDIUM AND AN OPEN TOP TO RECEIVE A FALLING LIQUID, A LIQUID DISTRIBUTOR COMPRISING MEANS TO PROVIDE A SOURCE OF LIQUID TO BE DISTRIBUTED, A FRAME GENERALLY COEXTENSIVE WITH THE RECTANGULAR BED TO RECEIVE THE LIQUID, SAID FRAME BEING PIVOTALLY MOUNTED ABOVE THE OPEN TOP OF THE RECTANGULAR BED, MEANS TO OSCILLATE SAID FRAME ABOUT SAID PIVOT IN SUCH A MANNER THAT THE PLANE OF THE FRAME PASSES THROUGH A HORIZONTAL PLANE AND IS DISPLACED THEREFROM BY ABOUT AN EQUAL ANGULAR DISPLACEMENT ABOVE AND BELOW A HORIZONTAL PLANE, AT LEAST ONE MEANS ADAPTED TO PROVIDE A GENERALLY LINEAR SPRAY SUPPORTED UPON SAID FRAME, SAID MEANS TO PROVIDE THE SPRAY BEING SLIDABLY MOUNTED ON THE FRAME AND ADAPTED TO MOVE TO AND FRO UNDER THE INFLUENCE OF GRAVITY AS THE FRAME IS OSCILLATED ABOUT THE PIVOT, MEANS TO PROVIDE LIQUID FROM THE LIQUID SOURCE TO THE MEANS TO PROVIDE A SPRAY, MEANS TO PROVIDE A PATH FOR THE LIQUID FROM THE LIQUID SOURCE TO THE MEANS TO PROVIDE A LIQUID SPRAY.
Claim 2
Dependent Claim
182 words
IN COOPERATIVE COMBINATION WITH A RECTANGULAR BED HAVING THEREIN A GAS-LIQUID CONTACT MEDIUM AND AN OPEN TOP TO RECEIVE A FALLING LIQUID, A LIQUID DISTRIBUTOR COMPRISING MEANS TO PROVIDE A SOURCE OF LIQUID TO BE DISTRIBUTED, A FRAME GENERALLY COEXTENSIVE WITH THE RECTANGULAR BED TO RECEIVE THE LIQUID, SAID FRAME BEING PIVOTALLY MOUNTED ABOVE THE OPEN TOP OF THE RECTANGULAR BED, MEANS TO OSCILLATE SAID FRAME ABOUT SAID PIVOT IN SUCH A MANNER THAT THE PLANE OF THE FRAME PASSES THROUGH A HORIZONTAL PLANE AND IS DISPLACED THEREFROM BY ABOUT AN EQUAL ANGULAR DISPLACEMENT ABOVE AND BELOW A HORIZONTAL PLANE, AT LEAST ONE MEANS ADAPTED TO PROVIDE A GENERALLY LINEAR SPRAY SUPPORTED UPON SAID FRAME, SAID MEANS TO PROVIDE THE SPRAY BEING SLIDABLY MOUNTED ON THE FRAME AND ADAPTED TO MOVE TO AND FRO UNDER THE INFLUENCE OF GRAVITY AS THE FRAME IS OSCILLATED ABOUT THE PIVOT, MEANS TO PROVIDE LIQUID FROM THE LIQUID SOURCE TO THE MEANS TO PROVIDE A SPRAY, MEANS TO PROVIDE A PATH FOR THE LIQUID FROM THE LIQUID SOURCE TO THE MEANS TO PROVIDE A LIQUID SPRAY.
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |