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Perfluorocompound separation and purification method and system

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Phenol purification

Distillation: processes – separatory – Plural distillations performed on same material – Distillation of initial distillate
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Preparation process of indole

Distillation: processes – separatory – Plural distillations performed on same material – Distillation of initial distillate
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Process and apparatus for carrying out the first stage of separa

Distillation: processes – separatory – Plural distillations performed on same material – Distillation of initial distillate
Patent

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Process and apparatus for recovering diluent, monomer, and comon

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Process and device for preparing and/or extracting samples using

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Process and device for the simultaneous transfer of material and

Distillation: processes – separatory – Plural distillations performed on same material – One a filming distillation
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Process for concentrating halogenoanthraquinones

Distillation: processes – separatory – Plural distillations performed on same material – One a filming distillation
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Process for distillation and recovery of olefinic nitriles

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Process for isolating and recovering meta- and para-cresols from

Distillation: processes – separatory – Plural distillations performed on same material – Including the addition of water or steam
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Process for isolating cyclopentane and/or cyclopentene

Distillation: processes – separatory – Plural distillations performed on same material
Reexamination Certificate

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Process for isolating cyclopentane and/or cyclopentene

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
Reexamination Certificate

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Process for isolating methyl tert-butyl ether from the reaction

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Process for obtaining fatty acids with improved odor, color...

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
Reexamination Certificate

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Process for obtaining purified aqueous hydrogen peroxide solutio

Distillation: processes – separatory – Plural distillations performed on same material – Distillation of initial distillate
Patent

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Process for preparing a purified methacrylic acid ester

Distillation: processes – separatory – Plural distillations performed on same material – Distillation of initial distillate
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Process for preparing diacetoxybutene

Distillation: processes – separatory – Plural distillations performed on same material – One a filming distillation
Patent

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Process for preparing high-purity cyclopropyl methyl ketone

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Process for production of aqueous solutions of free hydroxylamin

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Process for purifying a 2,6-dialkylphenol

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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