B21B1/42 - CPC Classification Index

ClassID:

37743 ⎘

B21B1/42 - CPC Classification

Classification description:

Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section ; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for step-by-step or planetary rolling

Recent Application in this class:

20190015882

2019-01-17

Planetary reform roller and method of reforming a vessel cavity

20180200767

2018-07-19

Method for rolling metal wire or rod with assistance of combined static magnetic field

20170001226

2017-01-05

PROCESS FOR MANUFACTURING SEAMLESS STEEL PIPE, HOLLOW SPRING UTILIZING SEAMLESS STEEL PIPE

20140346721

2014-11-27

Hollow spring utilizing seamless steel pipe

20130239637

2013-09-19

Process for manufacturing seamless steel pipe, hollow spring utilizing seamless steel pipe

20120312062

2012-12-13

Device and method for rolling of pipe blanks

20110308291

2011-12-22

Titanium slab for hot rolling produced by electron-beam melting furnace, process for production thereof, and process for rolling titanium slab for hot rolling

20100037976

2010-02-18

SEAMLESS STEEL PIPE, HOLLOW SPRING UTILIZING SEAMLESS STEEL PIPE, AND PROCESS FOR MANUFACTURING THE SAME

20090308481

2009-12-17

Cu/Al COMPOSITE PIPE AND A MANUFACTURING METHOD THEREOF