B28B21/02 - CPC Classification Index

ClassID:

47571 ⎘

B28B21/02 - CPC Classification

Classification description:

Methods or machines specially adapted for the production of tubular articles by casting into moulds

Sub-classes:

B28B21/04 » by simple casting, the material being neither positively compacted nor forcibly fed 5
B28B21/06 » into moulds having sliding parts 1
B28B21/08 » by slip-casting; Moulds therefor 0
B28B21/10 » using compacting means 2

Recent Application in this class:

20220063132

Multi-Use Donut for Piping Installation

20190145075

Collar and anchor kits

20180002884

Collar and anchor kits

20140208665

Production of a tower

20120260591

METHOD FOR PRODUCING PREFABRICATED COMPOUND TOWER-SEGMENT UNITS FOR A TOWER OF A WIND PLANT, AND FORMWORK UNIT FOR PRODUCING PREFABRICATED COMPOUND UNITS

20120187602

Block mold having moveable liner

20110168418

Method for tightening bolt connection by elongation of bolt

20110107708

Method for producing concrete prefinished parts

20100310699

Block mold having moveable liner

20070125272

Geopolymer concrete and method of preparation and casting