US PATENT SUBCLASS 203 / 14
.~ From organic compound


Current as of: June, 1999
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203 /   HD   DISTILLATION: PROCESSES, SEPARATORY

12  DF  DISTILLING TO SEPARATE OR REMOVE ONLY WATER {2}
14.~ From organic compound {3}
15  DF  .~.~> Organic acid {1}
17  DF  .~.~> Aldehyde or ketone
18  DF  .~.~> Alcohol {1}


DEFINITION

Classification: 203/14

(under subclass 12) Processes for separating water from an organic compound.

(1) Note. Mixtures of organic substances from which only water is separated by a distillation step are included in this and indented subclasses unless otherwise provided for.

SEE OR SEARCH CLASS

208, Mineral Oils: Processes and Products,

187+, for a process for removing water from mineral oils and see "Note", "SEARCH THIS CLASS, SUBCLASS" and "SEARCH CLASS" in subclass 187 for related processes for removing water from organic mixtures.

260, Chemistry of Carbon Compounds, appropriate subclasses for a process including removing water by distillation combined with a step for forming a compound or extracting the compound from a natural source.