US3131041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Countercurrent gas washer with progressive centrifugal force
Assignee: GEA Group AG
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Filing: 1961-11-20
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Granted: 1964-04-28
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Expires: 1981-11-20
Abstract
No abstract record available.
Inventors
- 👤 Gupner Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:16
CPC Classifications
B; B01; B01D; B01D47/00; B01D47/06; Y; Y10; Y10S; Y10S261/00; Y10S261/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
171 words
AN APPARATUS FOR WASHING GASES WITH A COUNTERCURRENT FLOW OF LIQUID COMPRISING A VENTURI COMPOSED OF A CONICAL GAS INLET PORTION, A NECK PORTION AND A CONICAL GAS EXPANSION OUTLET PORTION, A LIQUID SPRAY NOZZLE MOUNTED COAXIALLY WITH AND AT THE OUTLET OF SAID EXPANSION PORTION FOR DIRECTING A CONE SHAPED SPRAY OF LIQUID INTO SAID NECK PORTION AND COUNTER TO THE FLOW OF GAS THROUGH SAID NECK PORTION TO MIX WITH AND WASH THE GAS FLOWING THROUGH SAID INLET PORTION, A CONICAL BODY MOUNTED WITHIN AND SPACED FROM SAID VENTURI INLET PORTION AND HAVING ITS BASE FLUSH WITH THE BASE OF SAID INLET PORTION, VANE MEANS MOUNTED ADJACENT THE BASES FOR FORMING A GAS SWIRL IN THE SPACE BETWEEN SAID CONICAL BODY AND SAID INLET PORTION, AND SAID GAS INLET PORTION AND SAID CONICAL BODY HAVING WALL SLOPES RELATED TO EACH OTHER SUCH THAT THE CROSS-SECTIONAL AREA BETWEEN THEM IS CONSTANT AT ANY POINT FOR GIVING THE GAS A SUBSTANTIALLY CONSTANT AXIAL VELOCITY THROUGH SAID SPACE WITH INCREASED CENTRIFUGAL FORCE.
Claim 2
Independent Claim
171 words
AN APPARATUS FOR WASHING GASES WITH A COUNTERCURRENT FLOW OF LIQUID COMPRISING A VENTURI COMPOSED OF A CONICAL GAS INLET PORTION, A NECK PORTION AND A CONICAL GAS EXPANSION OUTLET PORTION, A LIQUID SPRAY NOZZLE MOUNTED COAXIALLY WITH AND AT THE OUTLET OF SAID EXPANSION PORTION FOR DIRECTING A CONE SHAPED SPRAY OF LIQUID INTO SAID NECK PORTION AND COUNTER TO THE FLOW OF GAS THROUGH SAID NECK PORTION TO MIX WITH AND WASH THE GAS FLOWING THROUGH SAID INLET PORTION, A CONICAL BODY MOUNTED WITHIN AND SPACED FROM SAID VENTURI INLET PORTION AND HAVING ITS BASE FLUSH WITH THE BASE OF SAID INLET PORTION, VANE MEANS MOUNTED ADJACENT THE BASES FOR FORMING A GAS SWIRL IN THE SPACE BETWEEN SAID CONICAL BODY AND SAID INLET PORTION, AND SAID GAS INLET PORTION AND SAID CONICAL BODY HAVING WALL SLOPES RELATED TO EACH OTHER SUCH THAT THE CROSS-SECTIONAL AREA BETWEEN THEM IS CONSTANT AT ANY POINT FOR GIVING THE GAS A SUBSTANTIALLY CONSTANT AXIAL VELOCITY THROUGH SAID SPACE WITH INCREASED CENTRIFUGAL FORCE.
References Cited (Backward Citations)
FR439106A
Cited
GB359739A
Cited
US2234735A
Cited
GB514911A
Cited
FR952858A
Cited
GB764429A
Cited
US2871973A
Cited
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 |