Patent US2976128A successfully refreshed from Google Patents.
US2976128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making carbon black
Assignee: Continental Carbon Co
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Filing: 1959-01-28
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Granted: 1961-03-21
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Expires: 1979-01-28
Abstract
No abstract record available.
Inventors
- 👤 Jr Burton F Latham
- 👤 Theodore A Ruble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:40
CPC Classifications
C; C09; C09C; C09C1/00; C09C1/44; C09C1/48; C09C1/50; B; B01; B01J; B01J19/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
202 words
IN AN APPARATUS FOR MAKING CARBON BLACK, AN ELONGATE METALLIC TUBULAR HOUSING, AN ELONGATE METALLIC TUBULAR REACTOR DISPOSED WITHIN AND AXIALLY OF SAID ELONGATE METALLIC TUBULAR HOUSING AND PROVIDING AN AIR JACKET THEREBETWEEN, ONE END OF AID ELONGATE METALLIC TUBULAR HOUSING EXTENDING BEYOND THE CORRESPONDING END OF SAID ELONGATE METALLIC TUBULAR REACTOR AND PROVIDING AN UNOBSTRUCTED CHAMBER THEREIN, A CLOSURE MEMBER OF THE AFOREMENTIONED END OF SAID ELONGATE METALLIC TUBULAR HOUSING, AN AIR INLET DISPOSED ADJACENT THE OTHER END OF SAID ELONGATE METALLIC TUBULAR HOUSING AND COMMUNICATING WITH SAID AIR JACKET, A GAS BURNER DISPOSED IN SAID UNOBSTRUCTED CHAMBER AND IN AXIAL ALIGNMENT WITH SAID ELONGATE METALLIC TUBULAR REACTOR, MEANS FOR SUPPLYING LUQID CARBON BLACK FEEDSTOCK TO THE FLAME PRODUCED BY SAID GAS BURNER, A FLARED EXTENSION ON THE UPSTREAM END OF SAID ELONGATE METALLIC TUBULAR REACTOR AND IN AXIAL ALIGNMENT WITH SAID GAS BURNER, SAID FLARED EXTENSION BEING PROVIDED WITH A SERIES OF LOUVERS FOR RECEIVING AIR FROM SAID AIR JACKET, AND A SERIES OF HEAT-TRANSFER FINS ON THE OUTER SPACE SURFACE OF SAID ELONGATE METALLIC TUBULAR REACTOR, SAID HEAT-TRANSFER FINS BEING ADAPTED TO GUIDE THE AIR FROM SAID AIR INLET TOWARD THE UPSTREAM END OF SAID ELONGATE METALLIC TUBULAR REACTOR.
Claim 2
Dependent Claim
202 words
IN AN APPARATUS FOR MAKING CARBON BLACK, AN ELONGATE METALLIC TUBULAR HOUSING, AN ELONGATE METALLIC TUBULAR REACTOR DISPOSED WITHIN AND AXIALLY OF SAID ELONGATE METALLIC TUBULAR HOUSING AND PROVIDING AN AIR JACKET THEREBETWEEN, ONE END OF AID ELONGATE METALLIC TUBULAR HOUSING EXTENDING BEYOND THE CORRESPONDING END OF SAID ELONGATE METALLIC TUBULAR REACTOR AND PROVIDING AN UNOBSTRUCTED CHAMBER THEREIN, A CLOSURE MEMBER OF THE AFOREMENTIONED END OF SAID ELONGATE METALLIC TUBULAR HOUSING, AN AIR INLET DISPOSED ADJACENT THE OTHER END OF SAID ELONGATE METALLIC TUBULAR HOUSING AND COMMUNICATING WITH SAID AIR JACKET, A GAS BURNER DISPOSED IN SAID UNOBSTRUCTED CHAMBER AND IN AXIAL ALIGNMENT WITH SAID ELONGATE METALLIC TUBULAR REACTOR, MEANS FOR SUPPLYING LUQID CARBON BLACK FEEDSTOCK TO THE FLAME PRODUCED BY SAID GAS BURNER, A FLARED EXTENSION ON THE UPSTREAM END OF SAID ELONGATE METALLIC TUBULAR REACTOR AND IN AXIAL ALIGNMENT WITH SAID GAS BURNER, SAID FLARED EXTENSION BEING PROVIDED WITH A SERIES OF LOUVERS FOR RECEIVING AIR FROM SAID AIR JACKET, AND A SERIES OF HEAT-TRANSFER FINS ON THE OUTER SPACE SURFACE OF SAID ELONGATE METALLIC TUBULAR REACTOR, SAID HEAT-TRANSFER FINS BEING ADAPTED TO GUIDE THE AIR FROM SAID AIR INLET TOWARD THE UPSTREAM END OF SAID ELONGATE METALLIC TUBULAR REACTOR.
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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) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |