Preparation of potassium compounds comprising precipitating potassium ions by an organic reagent or extracting them by a liquid organic phase

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Patents Grantslast 30 patents

Information Patent Grant
Separation of potassium salts
- Patent number 4,976,946
- Issue date Dec 11, 1990
- The Dow Chemical Company
- Ian R. King
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the extraction of potassium from aqueous alkaline solution
- Patent number 4,261,961
- Issue date Apr 14, 1981
- Kerr-McGee Chemical Corporation
- Robert E. Davis
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
3589872
- Patent number 3,589,872
- Issue date Jun 29, 1971
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
3437451
- Patent number 3,437,451
- Issue date Apr 8, 1969
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
2733986
- Patent number 2,733,986
- Issue date Feb 7, 1956
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
2659656
- Patent number 2,659,656
- Issue date Nov 17, 1953
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
2617710
- Patent number 2,617,710
- Issue date Nov 11, 1952
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2354823
- Patent number 2,354,823
- Issue date Aug 1, 1944
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
2258381
- Patent number 2,258,381
- Issue date Oct 7, 1941
- C07 - ORGANIC CHEMISTRY