Patent US3087782A successfully refreshed from Google Patents.
US3087782A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recovery of metal values from lithium ores
Assignee: Texaco Development Corp
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Filing: 1959-12-23
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Granted: 1963-04-30
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Expires: 1979-12-23
Abstract
No abstract record available.
Inventors
- 👤 Thomas H Whaley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 21:43
CPC Classifications
C; C22; C22B; C22B26/00; C22B26/10; C22B26/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
211 words
IN A PROCESS FOR THE TREATMENT OF LITHIUM ORE FOR THE RECOVERY OF LITHIUM VALUES THEREFROM WHEREIN A MIXTURE COMPRISING LITHIUM ORE, LIME AND CALCIUM CHLORIDE ARE HEATED TO A TEMPERATURE ABOVE 2,000* F. EFFECTING EVOLUTION OF LITHIUM CHLORIDE VAPOR THEREFROM AND PRODUCTION OF A SOLID RESIDUE CONTAINING LITHIUM COMPOUNDS OF INCREASED SOLUBILITYM THE IMPROVEMENT WHICH COMPRISES FORMING A DISPERSION OF SAID MIXTURE IN POWDERED SOLID FROM IN AIR, CHARGING SAID DISPERSION INTO A FLOW TYPE REACTION ZONE WHEREIN SOLIDS ARE SUBSTANTIALLY COMPLETELY SUSPENDED AND ENTRAINED IN GASEOUS REACTANTS AND REACTION PRODUCTS INTO INTIMATE ADMIXTURE WITH A HYDROCARBON IN RELATIVE PROPORTIONS EFFECTING PARTIAL COMBUSTION OF SAID HYDROCARBON IN THE PRESENCE OF SAID ENTRAINED SOLIDS AT AN AUTOGEOUS TEMPERATURE ABOVE 2,000* F. WITH THE PRODUCTION OF CARBON MONOXIDE AND HYDROGEN AND SIMULTANEOUS REACTION OF POWDERED SOLIDS IN SUSPENSION ENTRAINED IN GASEOUS REACTANTS AND RESULTING REACTION PRODUCTS FOR A PERIOD OF TIME WITHIN THE RANGE OF 1 TO 10 SECONDS; WITHDRAWING PRODUCT GAS CONTAINING CARBON MONOXIDE, HYDROGEN AND LITHIUM CHLORIDE VAPOR; RECEIVING LITHIUM CHLORIDE FROM SAID PRODUCT GAS; DISCHARGING HOT SOLID RESIDUE FROM SAID REACTION ZONE INTO CONTACT WITH WATER, EFFECTING WUICK COOLING OF SAID SOLIDS AND SOLUTIONS OF SOLID LITHIUM SALTS FROM SAID SOLID RESIDUE; AND RECOVERING LITHIUM VALUES FROM RESULTING SOLUTION.
Claim 2
Dependent Claim
211 words
IN A PROCESS FOR THE TREATMENT OF LITHIUM ORE FOR THE RECOVERY OF LITHIUM VALUES THEREFROM WHEREIN A MIXTURE COMPRISING LITHIUM ORE, LIME AND CALCIUM CHLORIDE ARE HEATED TO A TEMPERATURE ABOVE 2,000* F. EFFECTING EVOLUTION OF LITHIUM CHLORIDE VAPOR THEREFROM AND PRODUCTION OF A SOLID RESIDUE CONTAINING LITHIUM COMPOUNDS OF INCREASED SOLUBILITYM THE IMPROVEMENT WHICH COMPRISES FORMING A DISPERSION OF SAID MIXTURE IN POWDERED SOLID FROM IN AIR, CHARGING SAID DISPERSION INTO A FLOW TYPE REACTION ZONE WHEREIN SOLIDS ARE SUBSTANTIALLY COMPLETELY SUSPENDED AND ENTRAINED IN GASEOUS REACTANTS AND REACTION PRODUCTS INTO INTIMATE ADMIXTURE WITH A HYDROCARBON IN RELATIVE PROPORTIONS EFFECTING PARTIAL COMBUSTION OF SAID HYDROCARBON IN THE PRESENCE OF SAID ENTRAINED SOLIDS AT AN AUTOGEOUS TEMPERATURE ABOVE 2,000* F. WITH THE PRODUCTION OF CARBON MONOXIDE AND HYDROGEN AND SIMULTANEOUS REACTION OF POWDERED SOLIDS IN SUSPENSION ENTRAINED IN GASEOUS REACTANTS AND RESULTING REACTION PRODUCTS FOR A PERIOD OF TIME WITHIN THE RANGE OF 1 TO 10 SECONDS; WITHDRAWING PRODUCT GAS CONTAINING CARBON MONOXIDE, HYDROGEN AND LITHIUM CHLORIDE VAPOR; RECEIVING LITHIUM CHLORIDE FROM SAID PRODUCT GAS; DISCHARGING HOT SOLID RESIDUE FROM SAID REACTION ZONE INTO CONTACT WITH WATER, EFFECTING WUICK COOLING OF SAID SOLIDS AND SOLUTIONS OF SOLID LITHIUM SALTS FROM SAID SOLID RESIDUE; AND RECOVERING LITHIUM VALUES FROM RESULTING SOLUTION.
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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) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |