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US2273557A
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Solvent-extraction process and apparatus
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US2370138A
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Processes and apparatus for filtering miscella and like mixtures through a filtering medium of solid oil-bearing material
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US2277361A
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Method and apparatus for directsteam treatment of extracted solid materials
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US2203666A
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Method and mechanism for continuously forming liquid-impervious plugs in extraction units
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US2206595A
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Method and apparatus for continuous counter-current solvent extraction of solid materials
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US2158782A
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Apparatus for feeding countercurrent extraction units
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US2254867A
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Process for continuous treatment of exhausted solvent-impregnated solid agglutinative organic material
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GB484117A
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Improvements in process and apparatus for extraction of oils, fats and other soluble constituents from materials containing the same
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US2184248A
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Method and mechanism for continuously forming liquid-impervious plugs in extraction units
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US2156236A
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Process and apparatus for extraction of oils, fats, and other soluble constituents from materials containing the same
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US2188673A
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Filter for filtering liquids
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US2163303A
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Process for separating solvent from oil in miscella and like mixtures
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US2112805A
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Process for extracting oils and fats from materials containing the same
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US2191255A
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Process in continuous extraction systems of continuously removing from solvent-treated materials, solvents of lower specific gravity
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CA411277A
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Extracted solid material treatment by steam
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