US3099528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recovery of values from natural lake and sea brines
Assignee: STANDARD MAGNESIUM Corp Inc
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Filing: 1962-01-10
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Granted: 1963-07-30
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Expires: 1982-01-10
Abstract
No abstract record available.
Inventors
- 👤 Hadzeriga Pablo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:39
CPC Classifications
C; C01; C01F; C01F5/00; C01F5/26; C01F5/30; C01B; C01B17/00; C01B17/69; C01B17/74; C01B17/745; C01D; C01D3/00; C01D3/04; C01D3/06; Y; Y10; Y10S; Y10S159/00; Y10S159/902; Y10S159/903; Y10S203/00; Y10S203/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A PROCESS FOR REMOVING VALUES FROM A BRINE OF THE TYPE OF NATURAL LAKE OR SEA BINNES, COMPRISING SUBJECTING A BRINE OF THE TYPE CONDERNED TO EVAPORATION TO YIELD SODIUM CHLORIDE IN SUBSTANTIALLY PURE FORM AND A COMPLEX BRINE; PRECIPITATING CALCIUM SULFATE AS A SLURRY FROM THE COMPLEX BRINE BY TREATMENT WITH CALCIUM CHLORIDE; SUBJECTING THE RESIDUAL COMPLEX BRINE TO EVAPORATION TO PRECIPATE SALTS AND YIELD AN ESSENTIALLY MAGNESIUM CHLORIDE BRINE; CONTACTING A CATIONIC EXCHANGE MATERIAL IN ITS HYDROGEN FORM WITH THE PRECIPITATED CALCIUM SULFATE SLURRY AT
Claim 2
Dependent Claim
87 words
A PROCESS FOR REMOVING VALUES FROM A BRINE OF THE TYPE OF NATURAL LAKE OR SEA BINNES, COMPRISING SUBJECTING A BRINE OF THE TYPE CONDERNED TO EVAPORATION TO YIELD SODIUM CHLORIDE IN SUBSTANTIALLY PURE FORM AND A COMPLEX BRINE; PRECIPITATING CALCIUM SULFATE AS A SLURRY FROM THE COMPLEX BRINE BY TREATMENT WITH CALCIUM CHLORIDE; SUBJECTING THE RESIDUAL COMPLEX BRINE TO EVAPORATION TO PRECIPATE SALTS AND YIELD AN ESSENTIALLY MAGNESIUM CHLORIDE BRINE; CONTACTING A CATIONIC EXCHANGE MATERIAL IN ITS HYDROGEN FORM WITH THE PRECIPITATED CALCIUM SULFATE SLURRY AT
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) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |