Patent US2961411A successfully refreshed from Google Patents.
US2961411A
Expired / Lapsed
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Process for producing metallurgical furnace charge material
Assignee: Monsanto Chemicals Ltd
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Filing: 1954-08-06
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Granted: 1960-11-22
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Expires: 1974-08-06
Abstract
No abstract record available.
Inventors
- 👤 The First National Birmingham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:56
CPC Classifications
C; C22; C22B; C22B1/00; C22B1/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A PROCESS FOR PRODUCING A CARBON-BEARING SMELTING FURNACE CHARGE WHICH COMPRISES FORMING AN AQUEOUS, FLOWABLE SLURRY OF A MIXTURE OF FINELY DIVIDED MINERAL SOLIDS AND BITUMINOUS COAL, AGGLOMERATING SAID MIXTURE WITH SIMULATANEOUS APPLICATON OF HEAT THERETO TO FORM SOLID MOISTURE-BEARING AGGLOMERATES CONTAINING NOT IN EXCESS OF 15% BY WEIGHT OF WATER AND THEN CALCINING SAID SOLID
Claim 2
Dependent Claim
56 words
A PROCESS FOR PRODUCING A CARBON-BEARING SMELTING FURNACE CHARGE WHICH COMPRISES FORMING AN AQUEOUS, FLOWABLE SLURRY OF A MIXTURE OF FINELY DIVIDED MINERAL SOLIDS AND BITUMINOUS COAL, AGGLOMERATING SAID MIXTURE WITH SIMULATANEOUS APPLICATON OF HEAT THERETO TO FORM SOLID MOISTURE-BEARING AGGLOMERATES CONTAINING NOT IN EXCESS OF 15% BY WEIGHT OF WATER AND THEN CALCINING SAID SOLID
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US2015336A
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US2314296A
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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) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |