US PATENT SUBCLASS 423 / 299
PHOSPHORUS OR COMPOUND THEREOF

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

299PHOSPHORUS OR COMPOUND THEREOF {5}
300  DF  .~> Halogen containing {1}
302  DF  .~> Nitrogen containing
303  DF  .~> Sulfur containing
304  DF  .~> Oxygen containing {2}
322  DF  .~> Elemental phosphorus {1}

DEFINITION

Classification: 423/299

(under the class definition) Products or processes wherein the product is phosphorus or a compound thereof.

SEE OR SEARCH CLASS

588, Hazardous or Toxic Waste Destruction or Containment, appropriate subclasses for the destruction or containment of hazardous or toxic waste containing, halogen, oxygen, sulfur, metal, and phosphorus.