A23C	DAIRY PRODUCTS, e g  MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING OR TREATMENT THEREOF (preservation thereof A23B 11/00)
	Note(s) This subclass covers:[3] the chemical aspects of making dairy products;the apparatus used for performing techniques provided for therein, e g  for concentration, evaporation, drying or sterilisation, unless such apparatus is specifically provided for in another subclass, e g  in subclass A01J for treatment of milk or cream for manufacture of butter or cheese