US3033641A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for cation separation using zeolitic materials
Assignee: Union Carbide Corp
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Filing: 1956-03-21
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Granted: 1962-05-08
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Expires: 1976-03-21
Abstract
No abstract record available.
Inventors
- 👤 Jr Tudor L Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:35
CPC Classifications
B; B01; B01J; B01J39/00; B01J39/08; B01J39/14; B01J39/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A PROCESS FOR SEPARATING FROM A SOLUTION MIXTURE CONTAINING AT LEAST TWO CATONS SELECTED FROM THE GROUP CONSISTING OF SILVER, COPPER, THORIUM, ALUMINUM, HYDROGEN, ZINC, STRONTIUM, BARIUM, CALCIUM, COBALT, GOLD, POTASSIUM, SODIUM, NICKLE, AMMONIUM, CADMIUM, CADIUM, MERCURY, LITJIUM AND MAFNESIUM, WHICH PROCESS COMPRISES CONTACTING SAID MIXTURES WITH A SYNTHETIC CRYSTALLINE MOLECULAR SIEVE ZEOLITE HAVING AN ION-EXCHANGE PREFERENCE FOR AT LEAST ONE OF SAID CATIONS IN SAID SOLUTION MIXTURE, AND COLLECTING THE RESULTING EFFLUENT SOLUTION.
Claim 2
Dependent Claim
74 words
A PROCESS FOR SEPARATING FROM A SOLUTION MIXTURE CONTAINING AT LEAST TWO CATONS SELECTED FROM THE GROUP CONSISTING OF SILVER, COPPER, THORIUM, ALUMINUM, HYDROGEN, ZINC, STRONTIUM, BARIUM, CALCIUM, COBALT, GOLD, POTASSIUM, SODIUM, NICKLE, AMMONIUM, CADMIUM, CADIUM, MERCURY, LITJIUM AND MAFNESIUM, WHICH PROCESS COMPRISES CONTACTING SAID MIXTURES WITH A SYNTHETIC CRYSTALLINE MOLECULAR SIEVE ZEOLITE HAVING AN ION-EXCHANGE PREFERENCE FOR AT LEAST ONE OF SAID CATIONS IN SAID SOLUTION MIXTURE, AND COLLECTING THE RESULTING EFFLUENT SOLUTION.
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) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |