Patent US3077634A successfully refreshed from Google Patents.
US3077634A
Expired / Lapsed
US
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Briquetting roll structure with mold inserts
Assignee: Komarek-Greaves and Co
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Filing: 1959-01-28
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Granted: 1963-02-19
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Expires: 1979-01-28
Abstract
No abstract record available.
Inventors
- 👤 Komarek Gustav
- 👤 Karl R Komarek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:56
CPC Classifications
B; B30; B30B; B30B11/00; B30B11/16; B30B11/165; Y; Y10; Y10S; Y10S100/00; Y10S100/903; Y10S100/907
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
97 words
A BRIQUETTING ROLL ADAPTED FOR USE AT TEMPERATURES ENCOUNTERED IN BRIQUETTING IRON ORE AND LIKE MATERIALS, SAID BRIQUETTING ROLL COMPRISING THE COMBINATION OF A BRIQUETTING ROLL FRAME HAVING A PERIPHERAL SURFACE PROVIDED WITH ADJACENT V-SHAPE CHANNELS EXTENDING THEREACROSS; A PLURALITY OF MOLD INSERTS, EACH OF SAID MOLD INSERTS COMPRISING A BODY HAVING A BOTTOM PORTION ADAPTED TO BE RECEIVED IN ONE OF SAID CHANNELS WHEREBY THE NUMBER OF MOLD INSERTS IS EQUAL TO THE NUMBER OF CHANNELS, EACH OF SAID MOLD INSERTS ALSO HAVING TWO END WALLS CONVERGING WITH RESPECT TO EACH OTHER FROM SAID BOTTOM POR-
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) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |