Patent US2641537A successfully refreshed from Google Patents.
US2641537A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of salt brine
Assignee: Diamond Crystal Salt Co
•
Filing: 1946-10-28
•
Granted: 1953-06-09
•
Expires: 1966-10-28
Abstract
No abstract record available.
Inventors
- 👤 Dunn Joseph Avery
- 👤 Horace W Diamond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:34
CPC Classifications
C; C01; C01D; C01D3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
THE METHOD OF MAKING PURE SALT BRINE OF SUBSTANTIALLY UNIFORM AND SATURATED CONCENTRATION BY PERCOLATION WHICH COMPRISES FORMING REFINED EVAPORATED SALT PARTICLES INTO DENSE HARD AGGREGATES HAVING A SPECIFIC GRAVITY OF AT LEAST 1.5 AND BEING CAPABLE OF DISSOLVING IN PERCOLATING WATER WITHOUT DISINTEGRATION, SAID AGGREGATES BEING LARGE ENOUGH NOT TO PASS THROUGH A 14-MESH SCREEN, AND PERCOLATING WATER THROUGH A BED OF SUCH AGGREGATES.
Claim 2
Independent Claim
65 words
THE METHOD OF MAKING PURE SALT BRINE OF SUBSTANTIALLY UNIFORM AND SATURATED CONCENTRATION BY PERCOLATION WHICH COMPRISES FORMING REFINED EVAPORATED SALT PARTICLES INTO DENSE HARD AGGREGATES HAVING A SPECIFIC GRAVITY OF AT LEAST 1.5 AND BEING CAPABLE OF DISSOLVING IN PERCOLATING WATER WITHOUT DISINTEGRATION, SAID AGGREGATES BEING LARGE ENOUGH NOT TO PASS THROUGH A 14-MESH SCREEN, AND PERCOLATING WATER THROUGH A BED OF SUCH AGGREGATES.
References Cited (Backward Citations)
US1459082A
Cited
US2009667A
Cited
US2015062A
Cited
US2281140A
Cited
US2412106A
Cited
US2432915A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-08 | 1956-12-08 | 1957-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-08 | 1960-12-08 | 1961-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-08 | 1964-12-08 | 1965-06-09 | $7700.00 | Window Closed / Lapsed |