Patent US3203156A successfully refreshed from Google Patents.
US3203156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carbon black collecting systems
Assignee: JM Huber Corp
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Filing: 1962-02-05
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Granted: 1965-08-31
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Expires: 1982-02-05
Abstract
No abstract record available.
Inventors
- 👤 James D Mcgregor
- 👤 Alain A Osgood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:01
CPC Classifications
C; C09; C09C; C09C1/00; C09C1/44; C09C1/48; C09C1/487; C01; C01P; C01P2004/00; C01P2004/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
291 words
A CARBON BLACK COLLECTING SYSTEM FOR CARBON BLACK FURNACES COMPRISING A SPRAY DRYER SCRUBBER, MEANS FOR CONDUCTING COMBUSTION GASSES FROM A CARBON BLACK FURNACE TO THE TOP OF SAID SPRAY DRYER SCRUBBER, MEANS INCLUDING A ROTARY ATOMIZING SPARAY HEAD FOR SPRAYING CARBON BLACK SLURRY INTO SAID SCRUBBER ADJACENT THE TOP THEREOF, SAID SPRAY DRYER SCRUBBER ENTRAINING CARBON BLACK PARTICLES IN SAID COMBUSTION GAS INTO SLURRY DROPLETS WHICH ARR DRIED IN SAID SPRAY DRYER SCRUBBER FORMING CARBON BLACK PARTICLE AGGOLOMERATES, MEANS ADJACENT THE BOTTOM OF SAID SPRAY DRYER SCRUBBER FOR COLLECTING AND DISCHARGING A PORTION OF SAID CARBON BLACK AGGLOMERATES, A GAS OUTLET ADJACENT THE BOTTOM OF SAID SPRAY DRYER SCRUBBER, A CYCLONE POSITIONED ADJACENT SAID SPRAY DRYER SCRYBBER, MEANS CONNECTING SAID SPRAY DRYER SCRUBBER TO SAID CYCLONE FOR CONDUCTIONG THE EXHAUST COMBUSTION GASES FROM SAID SPRAY DRYER SCRUBBER TO SAID CYCLONE, SAID CYCLONE HAVING CARBON BLACK PARTICLE AGGLOMERATE COLLECTING AND DISCHARGING MEANS FOR REMOVING REMAINING CARBON BLACK PARTICLE AGGLOMERATES FROM SAID COMBUSTION GASES, SAID COMBUSTION GASES AND SAID SPRAYED CARBON BLACK SLURRY MOVING CONCURRENTLY DOWNWARDLY IN SAID SCRUBBER, A BAFFLE PLATE SCRUBBER POSITIONED ADJACENT SAID CYCLONE, MEANS FOR CONDUCTING EXHAUST GASES FROM CYCLONE, A SECONDARY WET CYCLONE, BER, A PRIMARY WET CYCLONE, A SECONDARY WET CYCLONE, SAID PRIMARY AND SECONDARY WET CYCLONES POSITIONED ADJACENT SAID BAFFLE PLATE SCRUBBER, MEANS FOR CONDUCTING THE GASES FROM SAID BAFFLE PLATE SCRUBBER TO SAID PRIMARY WET CYCLONE AND FROM SAID PRIMARY WET CYCLONE TO SAID SECONDARY WET CYCLONE, SAID PRIMARY ANS SAID SECONDARY WET CYCLONES BEING ADAPTED TO PRODUCE A CARBON BLACK WATER SLURRY, MEANS FOR COLLECTING SAID CARBON BLACK WATER SLURRY AND MEANS FOR KPUMPING SAID CARBON BLACK WATER SLURRY FROM SAID COLLECTING MEANS TO SAID ROTARY ATOMIZING SPRAY IN SAID SPRAY DRYER SCRUBBER.
Claim 2
Dependent Claim
291 words
A CARBON BLACK COLLECTING SYSTEM FOR CARBON BLACK FURNACES COMPRISING A SPRAY DRYER SCRUBBER, MEANS FOR CONDUCTING COMBUSTION GASSES FROM A CARBON BLACK FURNACE TO THE TOP OF SAID SPRAY DRYER SCRUBBER, MEANS INCLUDING A ROTARY ATOMIZING SPARAY HEAD FOR SPRAYING CARBON BLACK SLURRY INTO SAID SCRUBBER ADJACENT THE TOP THEREOF, SAID SPRAY DRYER SCRUBBER ENTRAINING CARBON BLACK PARTICLES IN SAID COMBUSTION GAS INTO SLURRY DROPLETS WHICH ARR DRIED IN SAID SPRAY DRYER SCRUBBER FORMING CARBON BLACK PARTICLE AGGOLOMERATES, MEANS ADJACENT THE BOTTOM OF SAID SPRAY DRYER SCRUBBER FOR COLLECTING AND DISCHARGING A PORTION OF SAID CARBON BLACK AGGLOMERATES, A GAS OUTLET ADJACENT THE BOTTOM OF SAID SPRAY DRYER SCRUBBER, A CYCLONE POSITIONED ADJACENT SAID SPRAY DRYER SCRYBBER, MEANS CONNECTING SAID SPRAY DRYER SCRUBBER TO SAID CYCLONE FOR CONDUCTIONG THE EXHAUST COMBUSTION GASES FROM SAID SPRAY DRYER SCRUBBER TO SAID CYCLONE, SAID CYCLONE HAVING CARBON BLACK PARTICLE AGGLOMERATE COLLECTING AND DISCHARGING MEANS FOR REMOVING REMAINING CARBON BLACK PARTICLE AGGLOMERATES FROM SAID COMBUSTION GASES, SAID COMBUSTION GASES AND SAID SPRAYED CARBON BLACK SLURRY MOVING CONCURRENTLY DOWNWARDLY IN SAID SCRUBBER, A BAFFLE PLATE SCRUBBER POSITIONED ADJACENT SAID CYCLONE, MEANS FOR CONDUCTING EXHAUST GASES FROM CYCLONE, A SECONDARY WET CYCLONE, BER, A PRIMARY WET CYCLONE, A SECONDARY WET CYCLONE, SAID PRIMARY AND SECONDARY WET CYCLONES POSITIONED ADJACENT SAID BAFFLE PLATE SCRUBBER, MEANS FOR CONDUCTING THE GASES FROM SAID BAFFLE PLATE SCRUBBER TO SAID PRIMARY WET CYCLONE AND FROM SAID PRIMARY WET CYCLONE TO SAID SECONDARY WET CYCLONE, SAID PRIMARY ANS SAID SECONDARY WET CYCLONES BEING ADAPTED TO PRODUCE A CARBON BLACK WATER SLURRY, MEANS FOR COLLECTING SAID CARBON BLACK WATER SLURRY AND MEANS FOR KPUMPING SAID CARBON BLACK WATER SLURRY FROM SAID COLLECTING MEANS TO SAID ROTARY ATOMIZING SPRAY IN SAID SPRAY DRYER SCRUBBER.
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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) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |