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Surfactant flooding solution
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Patent number 4,438,002
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Issue date Mar 20, 1984
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Texaco Inc.
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Vernon H. Schievelbein
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Surfactant flooding oil recovery process
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Patent number 4,237,018
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Issue date Dec 2, 1980
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Texaco Inc.
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Vernon H. Schievelbein
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Oil recovery method
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Patent number 4,217,957
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Issue date Aug 19, 1980
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Texaco Inc.
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Vernon H. Schievelbein
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Oil recovery method
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Patent number 4,194,564
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Issue date Mar 25, 1980
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Texaco Inc.
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Vernon H. Schievelbein
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Surfactant flooding oil recovery process
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Patent number 4,187,073
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Issue date Feb 5, 1980
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Texaco Inc.
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Vernon H. Schievelbein
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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