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Detergent liquid processing
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Patent number 5,002,688
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Issue date Mar 26, 1991
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Lever Brothers Company, division of Conopco, Inc.
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Robin J. Green
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C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
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Liquid bleaching compositions
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Patent number 4,642,198
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Issue date Feb 10, 1987
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Lever Brothers Company
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Robert W. Humphreys
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C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...