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US3107154A
Expired / Lapsed
US
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Process for the production of elementary bromine from aqueous brines
Assignee: Individual
•
Filing: 1962-04-17
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Granted: 1963-10-15
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Expires: 1982-04-17
Abstract
No abstract record available.
Inventors
- 👤 Schachter Ozjasz
- 👤 Baniel Abraham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:20
CPC Classifications
C; C01; C01B; C01B7/00; C01B7/09; C01B7/096
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A PROCESS FOR THE PRODUCTION OF ELEMENTARY BROMINE FROM AQUEOUS BRINES CONTAIING AT LEAST 0.5 GRAM OF BROMIDE ION PER LITER, COMPRISNG THE STEPS OF INTRODUCING CHLORINE INTO THE BRINE THEREBY TO LIBERATE ELEMENTARY BROMINE, CONTACTING THE CHLORINATED BRINE WITH A SOLVENT CONSISTING OF A LIQUID SELECTED FROM THE GROUP CONSISTING OF ETHYLENE DIBROMIDE, PROPYLENE DIBROMIDE AND TETRABROMOETHANE THEREBY TO EXTRACT ELEMENTARY BROMINE FROM THE BRINE INTO THE SOLVENT, SEPARATING THE SOLVENT EXTRACT FROM THE BRINE AND STRIPPING THE SOLVENT EXTRACT OF AT LEAST PART OF THE EXTRACTED BROMINE BY CONTACTING THE EXTRACT WITH AN AQUEOUS BROMIDE SOLUTION CONTAINING AT LEAST 50 GRAM OF BROMIDE ION PER LITER.
Claim 2
Dependent Claim
108 words
A PROCESS FOR THE PRODUCTION OF ELEMENTARY BROMINE FROM AQUEOUS BRINES CONTAIING AT LEAST 0.5 GRAM OF BROMIDE ION PER LITER, COMPRISNG THE STEPS OF INTRODUCING CHLORINE INTO THE BRINE THEREBY TO LIBERATE ELEMENTARY BROMINE, CONTACTING THE CHLORINATED BRINE WITH A SOLVENT CONSISTING OF A LIQUID SELECTED FROM THE GROUP CONSISTING OF ETHYLENE DIBROMIDE, PROPYLENE DIBROMIDE AND TETRABROMOETHANE THEREBY TO EXTRACT ELEMENTARY BROMINE FROM THE BRINE INTO THE SOLVENT, SEPARATING THE SOLVENT EXTRACT FROM THE BRINE AND STRIPPING THE SOLVENT EXTRACT OF AT LEAST PART OF THE EXTRACTED BROMINE BY CONTACTING THE EXTRACT WITH AN AQUEOUS BROMIDE SOLUTION CONTAINING AT LEAST 50 GRAM OF BROMIDE ION PER LITER.
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) | 1966-10-14 | 1967-04-15 | 1967-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-14 | 1971-04-15 | 1971-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-14 | 1975-04-15 | 1975-10-15 | $7700.00 | Window Closed / Lapsed |