.~ Loose grinding body comminutor (e.g., ball or rod mills) {6}
184
.~.~ Grinding bodies
DEFINITION
Classification: 241/184
(under subclass 170) Apparatus in which the claims are directed to the structure of the grinding body or bodies. Patents claiming the receptacle in combination with the grinding bodies, but no significant structure of the receptacle, will be found herein.
(1) Note. Where the grinding element is claimed with no significant structure, but merely in terms of the composition of which it is composed, it will be classified in the appropriate composition class, even though there is no claim to the composition, per se In this connection the classes in the Search Notes below should be considered.
SEE OR SEARCH THIS CLASS, SUBCLASS:
291+, for other types of comminuting elements.
SEE OR SEARCH CLASS
75, Specialized Metallurgical Processes, Compositions for Use
Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures, for articles defined solely by their metal or alloy composition. 106, Compositions: Coating or Plastic, Note particularly the main class definitions of Class 106 for the classification of other compositions.
148, Metal Treatment, especially
400+, for materials which are products of processes of treating metals classifiable in Class 148 or for products distinguished only by the internal structure or characteristics of the metals, metallic compositions or alloys comprising such structures.
451, Abrading,
330, for loose bodies to be used in an abrading tumbling device.
