US PATENT SUBCLASS 423 / 64
.~.~ From organic liquids


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



423 /   HD   CHEMISTRY OF INORGANIC COMPOUNDS

1  DF  TREATING MIXTURE TO OBTAIN METAL CONTAINING COMPOUND {15}
62  DF  .~ Group VB metal (V, Nb, or Ta) {4}
64.~.~ From organic liquids


DEFINITION

Classification: 423/64

(under subclass 62) Processes wherein the compound is separated from liquids which are organic compounds, i.e., those nonpolar compounds consisting of carbon and hydrogen with or without other elements (except for those compounds in which carbon plays an unimportant part, as carbonates) e.g., petroleum oils, etc.