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US3172744A Expired / Lapsed US ⏱️ 0.0 years remaining

Removal of solids from a solid laden gas

Assignee: —
•
Filing: —
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Granted: 1965-03-09
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Expires: 1982-03-09
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Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 10:45
CPC Classifications
B; B04; B04C; B04C7/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 247 words
A DEVICE FOR THE REMOVAL OF SOLIDS FROM A SOLID LADEN GAS, COMPRISING IN COMBINATION, A VERTICALLY DISPOSED CYCLONE; A CYCLONE GAS INLET TANGENTIALLY MOUNTED TOWARDS THE TOP OF SAID CYCLONE; A CYCLONE SOLID PARTICLE OUTLET AT THE BOTTOM OF SAID CYCLONE, THE SOLID PARTICLES IN A GAS TANGENTIALLY ENTERING SAID CYCLONE TENDING TO ROTATE AROUND SAID CYCLONE WALLS INTO SAID CYCLONE SOLID PARTICLE OUTLET; A CYCLONE GAS OUTLET MOUNTED TOWARDS THE CENTER OF THE TOP OF SAID CYCLONE; AN ELONGATED VERTICAL CHAMBER DISPOSED IN SAID CYCLONE GAS OUTLET, SAID CHAMBER INCLUDING AN INNER WALL AND HAVING AN ENTRANCE TOWARDS THE BOTTOM AND A DISCHARGE END TOWARDS THE TOP OF THE CHAMBER; AN OUTLET DUCT INCLUDING AN OUTER WALL, ENTERING SAID CHAMBER AT THE DISCHARGE END THEREOF, THE CROSS-SECTIONAL AREA OF SAID DUCT BEING SIZED A LITTLE SMALLER THAN THE CROSS-SECTIONAL AREA OF SAID CHAMBER, SAID CHAMBER INNER WALL AND SAID DUCT OUTER WALL FORMING A SOLID PARTICLE REMOVAL ZONE THEREBETWEEN; A WHISTLE SOUND SOURCE EXTENDING FROM WITHIN SAID OUTLET DUCT PARTLY INTO SAID CHAMBER, THE SOUND END THEREOF BEING IN SAID CHAMBER SO AS TO RADIATE SOUND TOWARDS SAID CHAMBER ENTRANCE, SAID SOUND SOURCE BEING CAPABLE OF DIRECTIONALLY RADIATING A SOUND OF OVER 140 DB AT A FREQUENCY OF OVER ABOUT 4,000 C.P.S. AT A DISTANCE OF OVER ABOUT FIVE INCHES FROM THE SOUND PRODUCING PORTION OF SAID SOUND SOURCE; AND, A PASSAGE LEADING FROM SAID SOLID PARTICLE REMOVAL ZONE TO SAID CYCLONE SOLID PARTICLE OUTLET.
Claim 2
Independent Claim 247 words
A DEVICE FOR THE REMOVAL OF SOLIDS FROM A SOLID LADEN GAS, COMPRISING IN COMBINATION, A VERTICALLY DISPOSED CYCLONE; A CYCLONE GAS INLET TANGENTIALLY MOUNTED TOWARDS THE TOP OF SAID CYCLONE; A CYCLONE SOLID PARTICLE OUTLET AT THE BOTTOM OF SAID CYCLONE, THE SOLID PARTICLES IN A GAS TANGENTIALLY ENTERING SAID CYCLONE TENDING TO ROTATE AROUND SAID CYCLONE WALLS INTO SAID CYCLONE SOLID PARTICLE OUTLET; A CYCLONE GAS OUTLET MOUNTED TOWARDS THE CENTER OF THE TOP OF SAID CYCLONE; AN ELONGATED VERTICAL CHAMBER DISPOSED IN SAID CYCLONE GAS OUTLET, SAID CHAMBER INCLUDING AN INNER WALL AND HAVING AN ENTRANCE TOWARDS THE BOTTOM AND A DISCHARGE END TOWARDS THE TOP OF THE CHAMBER; AN OUTLET DUCT INCLUDING AN OUTER WALL, ENTERING SAID CHAMBER AT THE DISCHARGE END THEREOF, THE CROSS-SECTIONAL AREA OF SAID DUCT BEING SIZED A LITTLE SMALLER THAN THE CROSS-SECTIONAL AREA OF SAID CHAMBER, SAID CHAMBER INNER WALL AND SAID DUCT OUTER WALL FORMING A SOLID PARTICLE REMOVAL ZONE THEREBETWEEN; A WHISTLE SOUND SOURCE EXTENDING FROM WITHIN SAID OUTLET DUCT PARTLY INTO SAID CHAMBER, THE SOUND END THEREOF BEING IN SAID CHAMBER SO AS TO RADIATE SOUND TOWARDS SAID CHAMBER ENTRANCE, SAID SOUND SOURCE BEING CAPABLE OF DIRECTIONALLY RADIATING A SOUND OF OVER 140 DB AT A FREQUENCY OF OVER ABOUT 4,000 C.P.S. AT A DISTANCE OF OVER ABOUT FIVE INCHES FROM THE SOUND PRODUCING PORTION OF SAID SOUND SOURCE; AND, A PASSAGE LEADING FROM SAID SOLID PARTICLE REMOVAL ZONE TO SAID CYCLONE SOLID PARTICLE OUTLET.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-03-08 1968-09-07 1969-03-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-03-08 1972-09-07 1973-03-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-03-08 1976-09-07 1977-03-09 $7700.00 Window Closed / Lapsed

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