Patent US1934454A successfully refreshed from Google Patents.
US2960413A
Expired / Lapsed
US
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Carbon pellets for news ink manufacture
Assignee: J M HUBER Co
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Filing: 1957-08-22
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Granted: 1960-11-15
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Expires: 1977-08-22
Abstract
No abstract record available.
Inventors
- 👤 Voet Andries
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:25
CPC Classifications
C; C09; C09C; C09C1/00; C09C1/44; C09C1/48; C09C1/56; C09C1/58; C01; C01P; C01P2006/00; C01P2006/10; C01P2006/12; C01P2006/60; C01P2006/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A PROCESS FOR FORMING NEWS INK PELLETS OF FURNACE CARBON BLACK WHICH HAVE AN APPARENT DENSITY OF 14 TO 20 POUNDS PER CUBIC FOOT AND THE SOLIDS OF WHICH ARE READILY DISPERSIBLE IN CONVENTIONAL NEWS INK VEHICLES COMPRISING FIRST PREPARING A MIXTURE CONSISTING ESSENTIALLY OF BETWEEN ABOUT 85 TO 97 PARTS BY WEIGHT OF THE CARBON BLACK AND BETWEEN ABOUT 3 AND 10 PARTS BY WEIGHT OF ASPHALTENERICH ASPHALTIC MATERIAL DISPERSING AGENT BY ADMIXING A FLUFFY FORM OF FURNACE CARBON BLACK PARTICLES AND A FLUID STATE OF SUCH DISPERSING AGENT THE ASPHALTIC MATERIAL OF WHICH IS SELECTED FROM THE GROUP CONSISTING OF GILSONITE, MANJAK AND PETROLEUM RESIDUES OBTAINED BY DEASPHALTING ASPHALTIC BASE PETROLEUM IN THE RECITED PROPORTIONS, AND THEN PELLETIZING SAID MIXTURE IN A ROTATING PELLETIZING DRUM TO AN APPARENT DENSITY OF 14 TO 20 POUNDS PER CUBIC FOOT OF THE PELLETS.
Claim 2
Dependent Claim
142 words
A PROCESS FOR FORMING NEWS INK PELLETS OF FURNACE CARBON BLACK WHICH HAVE AN APPARENT DENSITY OF 14 TO 20 POUNDS PER CUBIC FOOT AND THE SOLIDS OF WHICH ARE READILY DISPERSIBLE IN CONVENTIONAL NEWS INK VEHICLES COMPRISING FIRST PREPARING A MIXTURE CONSISTING ESSENTIALLY OF BETWEEN ABOUT 85 TO 97 PARTS BY WEIGHT OF THE CARBON BLACK AND BETWEEN ABOUT 3 AND 10 PARTS BY WEIGHT OF ASPHALTENERICH ASPHALTIC MATERIAL DISPERSING AGENT BY ADMIXING A FLUFFY FORM OF FURNACE CARBON BLACK PARTICLES AND A FLUID STATE OF SUCH DISPERSING AGENT THE ASPHALTIC MATERIAL OF WHICH IS SELECTED FROM THE GROUP CONSISTING OF GILSONITE, MANJAK AND PETROLEUM RESIDUES OBTAINED BY DEASPHALTING ASPHALTIC BASE PETROLEUM IN THE RECITED PROPORTIONS, AND THEN PELLETIZING SAID MIXTURE IN A ROTATING PELLETIZING DRUM TO AN APPARENT DENSITY OF 14 TO 20 POUNDS PER CUBIC FOOT OF THE PELLETS.
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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) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |