B28B21/36 - CPC Classification Index

ClassID:

47593 ⎘

B28B21/36 - CPC Classification

Classification description:

Methods or machines specially adapted for the production of tubular articles by casting into moulds using compacting means applying fluid pressure or vacuum to the material

Sub-classes:

B28B21/38 » introducing the material wholly or partly under pressure; {Injection-moulding machines} 8
B28B21/40 » by evacuating one or more of the mould parts; {Vacuum machines} 0

Recent Application in this class:

20110064841

2011-03-17

Molding Apparatus for Modified Sulfur Concrete Substance Product