US3343341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the wet cleaning of dust from gas
Assignee: GEA Group AG
•
Filing: 1965-02-23
•
Granted: 1967-09-26
•
Expires: 1985-02-23
Abstract
No abstract record available.
Inventors
- 👤 Wiemer Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:39
CPC Classifications
B; B01; B01D; B01D47/00; B01D47/10; B01D47/06; Y; Y10; Y10S; Y10S261/00; Y10S261/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
AN APPARATUS FOR THE WET CLEANING OF DUST FROM GAS COMPRISING A HOUSING HAVING A SIDE WALL, A BOTTOM AND A CEILING, LIQUID SPRAY NOZZLE MEANS MOUNTED ON SAID SIDE WALL FOR SPRAYING CLEANING LIQUID INTO SAID HOUSING, GAS INLET MEANS IN SAID SIDE WALL ADJACENT SAID BOTTOM, A GAS OUTLET OPENING IN SAID CEILING, AND PLATE MEANS MOUNTED OVER SAID OPENING AND PART OF SAID CEILING FORMING AN ANNULAR DIVERGING SLOT BETWEEN SAID PLATE MEANS AND CEILING DIRECTED TOWARD SAID SIDE WALL, SAID SLOT BEING FORMED BETWEEN FRUSTO-CONICALLY DIVERGING SURFACES OF SAID CEILING AND PLATE MEANS, RESPECTIVELY, AND TOGETHER WITH SAID OPENING FORM A VENTURI-LIKE GAS PASSAGEWAY SUBSTANTIALLY AT A RIGHT ANGLE TO THE VERTICAL AXIS OF SAID HOUSING, SAID SLOT AT ITS NARROWEST POINT HAVING A SMALLER INLET
Claim 2
Independent Claim
130 words
AN APPARATUS FOR THE WET CLEANING OF DUST FROM GAS COMPRISING A HOUSING HAVING A SIDE WALL, A BOTTOM AND A CEILING, LIQUID SPRAY NOZZLE MEANS MOUNTED ON SAID SIDE WALL FOR SPRAYING CLEANING LIQUID INTO SAID HOUSING, GAS INLET MEANS IN SAID SIDE WALL ADJACENT SAID BOTTOM, A GAS OUTLET OPENING IN SAID CEILING, AND PLATE MEANS MOUNTED OVER SAID OPENING AND PART OF SAID CEILING FORMING AN ANNULAR DIVERGING SLOT BETWEEN SAID PLATE MEANS AND CEILING DIRECTED TOWARD SAID SIDE WALL, SAID SLOT BEING FORMED BETWEEN FRUSTO-CONICALLY DIVERGING SURFACES OF SAID CEILING AND PLATE MEANS, RESPECTIVELY, AND TOGETHER WITH SAID OPENING FORM A VENTURI-LIKE GAS PASSAGEWAY SUBSTANTIALLY AT A RIGHT ANGLE TO THE VERTICAL AXIS OF SAID HOUSING, SAID SLOT AT ITS NARROWEST POINT HAVING A SMALLER INLET
References Cited (Backward Citations)
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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) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |