US3091012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for making briquettes
Assignee: PERRY BROWN S
•
Filing: 1959-03-06
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Granted: 1963-05-28
•
Expires: 1979-03-06
Abstract
No abstract record available.
Inventors
- 👤 William C Bell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:52
CPC Classifications
C; C08; C08L; C08L95/00; B; B28; B28B; B28B1/00; B28B1/004; B28B3/00; B28B3/12; B28B3/14; E; E01; E01C; E01C7/00; E01C7/08; E01C7/10; E01C7/14; E01C7/142; Y; Y10; Y10S; Y10S425/00; Y10S425/101
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
112 words
APPARATUS FOR FORMING BRIQUETTES COMPRISING MEAND FOR APPLYING PRESSURE TO INCREMENTS OF RAW MATERIAL AND FOR SHAPING THE SAME INTO ELONGATED BRIQUETTES HAVING LENGTHS GREATER THAN THEIR WIDTH, A PERVIOUS BRIQUETTE SUPPORT, MEANS ARRANGED BETWEEN SAID BRIQUETTE SHAPING MEANS AND SAID PREVIOUS SUPPORT FOR DISTRIBUTING THE BRIQUETTES IN A JACKSTRAW PATTERN ON SAID PREVIOUS BRIQUETTE SUPPORT IN A BED HAVING A DEPTH GREATER THAN THE LENGTH OF THE BRIQUETTE SUPPORT IN SAID HEATING SUPPORTING SAID PERVIOUS BRIQUETTE SUPPORT IN SAID HEATING CHAMBER, MEANS FOR PASSING HEATED GAS THROUGH SAID PERVIOUS SUPPORT AND BRIQUETTES THEREON IN SAID HEATING CHAMBER, AND MEANS FOR DISCHARGING BRIQUETTES FROM SAID PERVIOUS SUPPORT OUT OF SAID HEATING CHAMBER.
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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) | 1966-05-27 | 1966-11-26 | 1967-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-27 | 1970-11-26 | 1971-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-27 | 1974-11-26 | 1975-05-28 | $7700.00 | Window Closed / Lapsed |