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Acrylic acid recovery and purification

Distillation: processes – separatory – Plural distillations performed on same material – Distillation of initial distillate
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Acrylonitrile purification by extractive distillation

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Beta-elemene, method to prepare the same and uses thereof

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

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Continuous acetonitrile recovery process

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Continuous process for separating high boiling, heat sensitive m

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

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Distillation method of separating organic solvents

Distillation: processes – separatory – Plural distillations performed on same material – Including the addition of water or steam
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Distillation of 1,4-butanediol

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Distillation of higher alcohols of 6-20 carbon atoms containing

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Distillation process for purification of triaryl phosphate ester

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Energy efficient recovery of acrylonitrile

Distillation: processes – separatory – Plural distillations performed on same material – Distillation of initial distillate
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Extracting aromatic hydrocarbons from mixtures containing same

Distillation: processes – separatory – Plural distillations performed on same material – And returning distillation product to a previous...
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Fractional distillation process for the production of aluminum c

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Isolation of 1,3-butadiene

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Isolation of neopentyl glycol hydroxypivalate (NGH)

Distillation: processes – separatory – Plural distillations performed on same material – One a filming distillation
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Methanol recovery using extractive distillation

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Method and apparatus for distilling liquid hydrocarbon products

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Method and apparatus for olefin recovery

Distillation: processes – separatory – Plural distillations performed on same material – One a distillation under positive pressure or vacuum
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Method and apparatus for purifying low grade acetonitrile...

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

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Method and apparatus for purifying low grade acetonitrile...

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