US2561055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making pellets
Assignee: Monsanto Chemicals Ltd
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Filing: 1947-12-26
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Granted: 1951-07-17
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Expires: 1967-12-26
Abstract
No abstract record available.
Inventors
- 👤 Ralph S Hood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:22
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/12; C; C01; C01D; C01D5/00; C01D5/004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
THE METHOD OF CONTINUOUSLY PELLETING FINELY DIVIDED SOLIDS WHICH COMPRISES INITIALLY SUPPLYING A MASS OF SUCH SOLIDS TO A ROTARY DRUM OF THE TYPE WHICH ROTATES ABOUT AN AXIS NOT INCLINED MORE THAN ABOUT 30* FROM THE HORIZONTAL, CONTINUOUSLY ROTATING SAID DRUM AT SUCH A SPEED THAT THE MASS OF SOLIDS RIDES UP THE UPMOVING SIDE WALL OF THE DRUM TO THE UPPER PORTION THEREOF AND FALLS OVER INWARDLY, THEREBY FORMING A RELATIVELY SPARSELY FILLED REGION OF RELATIVELY RESTRICTED CIRCULATION IN THE CENTRAL PORTION OF THE ROTATING MASS, CONTINUOUSLY SUPPLYING AT LEAST TWO DIFFERENT SOLID SUBSTANCES TO SAID DRUM, AT LEAST ONE OF WHICH SUBSTANCES FORMS A LIQUID UPON BEING HEATED, AND SIMULTANEOUSLY HEATING SAID LIQUE-
Claim 2
Independent Claim
116 words
THE METHOD OF CONTINUOUSLY PELLETING FINELY DIVIDED SOLIDS WHICH COMPRISES INITIALLY SUPPLYING A MASS OF SUCH SOLIDS TO A ROTARY DRUM OF THE TYPE WHICH ROTATES ABOUT AN AXIS NOT INCLINED MORE THAN ABOUT 30* FROM THE HORIZONTAL, CONTINUOUSLY ROTATING SAID DRUM AT SUCH A SPEED THAT THE MASS OF SOLIDS RIDES UP THE UPMOVING SIDE WALL OF THE DRUM TO THE UPPER PORTION THEREOF AND FALLS OVER INWARDLY, THEREBY FORMING A RELATIVELY SPARSELY FILLED REGION OF RELATIVELY RESTRICTED CIRCULATION IN THE CENTRAL PORTION OF THE ROTATING MASS, CONTINUOUSLY SUPPLYING AT LEAST TWO DIFFERENT SOLID SUBSTANCES TO SAID DRUM, AT LEAST ONE OF WHICH SUBSTANCES FORMS A LIQUID UPON BEING HEATED, AND SIMULTANEOUSLY HEATING SAID LIQUE-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-16 | 1955-01-15 | 1955-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-16 | 1959-01-15 | 1959-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-16 | 1963-01-15 | 1963-07-17 | $7700.00 | Window Closed / Lapsed |