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Isolation of a conjugated diolefin from a C.sub.4 - or C.sub.5 -

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Isolation of a conjugated diolefin from a C.sub.4 - or C.sub.5 h

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Liquid phthalic anhydride recovery process using a rectification

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Method for purifying crude 1,1,1,3,3-pentafluoropropane

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Method for recovering solvents

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Reexamination Certificate

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Method for separating methacrylic acid from isobutyric acid

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Method of purification of .beta.-phenylethyl alcohol

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Molten salt extractive distillation process for zirconium-hafniu

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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N-Butane/acetone separation using sulfolane

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Neutral oil removal from natural cresylic acid mixtures

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Process and a device for separating a solid residue from its sol

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Process for production of an ether-rich additive

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Process for purifying perfluorinated products

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Reexamination Certificate

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Process for purifying phosphonitrile chlorides

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Process for recovering propylene oxide

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Process for removing acetone from a mixture of acetone, methyl,

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Process for separating a high purity vinyl aromatic hydrocarbon

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Process for separating HCl and halocarbons

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Process for the separation of butenes and butanes by extractive

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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Process for the separation of diolefins from mixtures containing

Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent

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