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Biocidal foams
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Patent number 5,059,629
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Issue date Oct 22, 1991
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The Dow Chemical Company
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Robert T. Patton
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Biocidal fluid filters
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Patent number 5,006,267
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Issue date Apr 9, 1991
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The Dow Chemical Company
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Walter L. Vaughn
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Biocidal foams
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Patent number 5,004,760
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Issue date Apr 2, 1991
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The Dow Chemical Company
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Robert T. Patton
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...