US PATENT SUBCLASS 570 / 157
.~.~.~.~.~.~ Alkali or alkaline earth metal containing catalyst


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

Internet Version by PATENTEC © 1999      Terms of Use



570 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
101  DF  .~ HALOGEN CONTAINING {21}
123  DF  .~.~ Fluorine containing {21}
153  DF  .~.~.~ Preparing unsaturated compound {4}
155  DF  .~.~.~.~ By dehalogenation or dehydrohalogenation of adjacent carbon atoms in a compound {1}
156  DF  .~.~.~.~.~ Catalyst utilized {2}
157.~.~.~.~.~.~ Alkali or alkaline earth metal containing catalyst


DEFINITION

Classification: 570/157

Alkali or alkaline earth metal containing catalyst:

(under subclass 156) Process wherein the catalyst contains an atom of an alkali or an alkaline earth metal.