US PATENT SUBCLASS 423 / 370
.~.~.~ Utilizing carbide as reactant

Current as of: June, 1999
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423 /   HD   CHEMISTRY OF INORGANIC COMPOUNDS

351  DF  NITROGEN OR COMPOUND THEREOF (EXCEPT AMMONIUM SALT OF NON-NITROGEN ACID) {5}
364  DF  .~ Carbon containing {7}
368  DF  .~.~ Cyanamide radical containing {2}
370.~.~.~ Utilizing carbide as reactant

DEFINITION

Classification: 423/370

(under subclass 368) Processes which include the step of using a carbide as a reactant.