B21B17/00 - CPC Classification Index

ClassID:

37799 ⎘

B21B17/00 - CPC Classification

Classification description:

Rolling methods or mills specially designed for making or processing tubes

Sub-classes:

B21B17/02 » with mandrel, {i.e. the mandrel rod contacts the rolled tube over the rod length} 33
B21B17/08 » with mandrel having one or more protrusions, {i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills} 6
B21B17/14 » without mandrel, {e.g. stretch-reducing mills} 40

Recent Application in this class:

20220339686

2022-10-27

Reformer assembly

20210046528

2021-02-18

Reformer assembly

20200205814

2020-07-02

Surgical stapler shaft formed of segments of different materials

20190022801

2019-01-24

METHOD OF MAKING A CORROSION RESISTANT TUBE

20170051384

2017-02-23

APPARATUS, MANUFACTURE, COMPOSITION AND METHOD FOR PRODUCING LONG LENGTH TUBING AND USES THEREOF

20160104993

2016-04-14

Rotary crimping tool assembly

20150306646

2015-10-29

Manufacturing method and manufacturing apparatus of seamless metal pipe

20140230513

2014-08-21

Rolling stand for tubes or rounds

20130284304

2013-10-31

SPINNING METHOD, SPINNING MACHINE, AND SHAPED COMPONENT

#10

20090199924

2009-08-13

Cold roll forming method for reducing a diameter of a metal pipe, and a metal pipe product having its diameter reduced by such method

#11

20080148797

2008-06-26

Cold roll forming method for reducing a diameter of a metal pipe, and a metal pipe product having its diameter reduced by such method

#12

20070113611

2007-05-24

Cold roll forming method for reducing a diameter of a metal pipe, and a metal pipe product having its diameter reduced by such method

#13

20060201223

2006-09-14

Cold roll forming method for reducing a diameter of a metal pipe, and a metal pipe product having its diameter reduced by such method

#14

14103483

2018-11-06

Corrosion resistant bimetallic tube manufactured by a two-step process

#15

14016048

2016-06-07

Tube bender