by varying ambient atmospheric pressure

Full Title

Conditioning for facilitating separation by altering physical properties of the matter to be treated > by varying ambient atmospheric pressure

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS

Subclass:

SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS