US3290158A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of producing free flowing sodium chloride
Assignee: JM Huber Corp
•
Filing: 1963-03-27
•
Granted: 1966-12-06
•
Expires: 1983-03-27
Abstract
No abstract record available.
Inventors
- 👤 Ralph O Treat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:17
CPC Classifications
C; C01; C01D; C01D3/00; C01D3/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
THE PROCESS OF PRODUCING A STABLE, FREE FLOWING, CAKE RESISTANNT SODIUM CHLORIDE COMPOSITION WHICH CONSISTS ESSENTIALLY OF MIXING A SUFFICIENT AMOUNT OF AN AQUEOUS SLURRY CONTAINING 1% TO 60% BY WEIGHT OF AN INSOLUBLE FINELY DIVIDED CONDITIONER SELECTED FROM THE GROUP CONSISTING OF SILICEOUS CONDITIONERS, MAGNESIUM CARBONATE, TRICALCIUM PHOSPHATE, AND MIXTURES THEREOF WITH BRINEY SODIUM CHLORIDE CRYSTALS TO COAT SAID SODIUM CHLORIDE CRYSTALLS WITH FROM 0.1% TO 5% OF SAID CONDITIONER, BASED UPON THE WEIGHT OF DRY SODIUM CHLORIDE, AND SUBSEQUENTLY DRYING THE MIXRURE.
Claim 2
Dependent Claim
84 words
THE PROCESS OF PRODUCING A STABLE, FREE FLOWING, CAKE RESISTANNT SODIUM CHLORIDE COMPOSITION WHICH CONSISTS ESSENTIALLY OF MIXING A SUFFICIENT AMOUNT OF AN AQUEOUS SLURRY CONTAINING 1% TO 60% BY WEIGHT OF AN INSOLUBLE FINELY DIVIDED CONDITIONER SELECTED FROM THE GROUP CONSISTING OF SILICEOUS CONDITIONERS, MAGNESIUM CARBONATE, TRICALCIUM PHOSPHATE, AND MIXTURES THEREOF WITH BRINEY SODIUM CHLORIDE CRYSTALS TO COAT SAID SODIUM CHLORIDE CRYSTALLS WITH FROM 0.1% TO 5% OF SAID CONDITIONER, BASED UPON THE WEIGHT OF DRY SODIUM CHLORIDE, AND SUBSEQUENTLY DRYING THE MIXRURE.
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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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |