US PATENT SUBCLASS 425 / 78
MEANS FOR MOLDING POWDERED METAL


Current as of: June, 1999
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425 /   HD   PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS

78MEANS FOR MOLDING POWDERED METAL {1}
79  DF  .~> Continuous length product formation


DEFINITION

Classification: 425/78

(under the class definition) Apparatus comprising means forming products by uniting associated particles of metallic elements or alloys or amalgams.

(1) Note. Means uniting particles comprising metallic compounds, e.g.., metal oxides, etc.., are not included herein but are found in appropriate subclasses below.

(2) Note. Included in this and indented subclasses are all devices including a disclosure of molding powdered metal elements, alloys, amalgams, even though the claims may not be so limited.

SEE OR SEARCH CLASS

29, Metal Working,

419.1, for processes of shaping fibered material. 72, Metal Deforming, appropriate subclasses for processes and apparatus for deforming metal; see the line note in the class definition of Class 425.

75, Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures,

228+, for a composition having a continuous phase of free metal made by consolidating metal particles and subclasses 313 for consolidated solid treating compositions or charges.

164, Metal Founding, appropriate subclasses for a process or apparatus to manufacture metal articles by casting molten metal.

266, Metallurgical Apparatus, for sintering apparatus, per se. Apparatus for forming and sintering is proper for this Class 425.

419, Powder Metallurgy Processes, appropriate subclasses for making articles from metal powder; e.g..,

61+,.