US3594456A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of calcining ceramic articles
Assignee: Individual
•
Filing: 1970-01-14
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Granted: 1971-07-20
•
Expires: 1990-01-14
Abstract
Abstract A METHOD OF CALCINING CERAMIC ARTICLES SUCH AS TILES CHARACTERIZED IN THAT DURING THE DEHYDRATION OF THE CERAMIC MASS AT TEMPERATURES RANGING FROM 500-700*C. TO A TEMPERATURE WHICH IS BELOW THE MAXIMAL TEMPERATURE OF CALCINATION BY NOT MORE THAN 300*C., THE CALCINATION PROCESS IS EFFECTED WITH THE RATE OF THE HYDRATE MASS REMOVAL CONSTITUTING 2-40% PER 1 MINUTE.
Inventors
- 👤 Peisya Iosifovich Berenshtein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:40
CPC Classifications
C; C04; C04B; C04B33/00; C04B33/32; C04B33/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-07-19 | 1975-01-18 | 1975-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-19 | 1979-01-18 | 1979-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-19 | 1983-01-18 | 1983-07-20 | $7700.00 | Window Closed / Lapsed |