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Method for desulfation of battery mud
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Patent number 4,269,810
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Issue date May 26, 1981
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NL Industries, Inc.
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Michael A. Kolakowski
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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3230043
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Patent number 3,230,043
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Issue date Jan 18, 1966
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C01 - INORGANIC CHEMISTRY
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3194633
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Patent number 3,194,633
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Issue date Jul 13, 1965
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C01 - INORGANIC CHEMISTRY
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1757902
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Patent number 1,757,902
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Issue date May 6, 1930
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C01 - INORGANIC CHEMISTRY