B21B21/02 - CPC Classification Index

ClassID:

37820 ⎘

B21B21/02 - CPC Classification

Classification description:

Pilgrim-step tube-rolling, i.e. pilger mills Rollers therefor

Recent Application in this class:

20180318894

2018-11-08

Cam grooving machine with cam stop surfaces

20160104993

2016-04-14

Rotary crimping tool assembly

20150343505

2015-12-03

Pilger rolling mill with a crank drive

20150306647

2015-10-29

Gap control device for pilger die assembly of cold pilger mills

20150239025

2015-08-27

Cladding tube for nuclear fuel rod, method and apparatus for manufacturing a cladding

20150183015

2015-07-02

Method of producing cold-worked centrifugal cast tubular products

20130255342

2013-10-03

Method for producing seamless tube/pipe

20120125066

2012-05-24

Feed drive for a cold pilgering mill

20110271731

2011-11-10

METHOD FOR PRODUCING SEAMLESS METALLIC TUBE BY COLD ROLLING

#10

20110222643

2011-09-15

CLADDING TUBE FOR NUCLEAR FUEL ROD, METHOD AND APPARATUS FOR MANUFACTURING A CLADDING TUBE

#11

20090145193

2009-06-11

Method for producing ultra thin wall metallic tube by cold rolling method

#12

20090113975

2009-05-07

Roll die assemblies for pilger mills

#13

20060288751

2006-12-28

Cold rolling process for metal tubes

#14

20060288750

2006-12-28

Cold rolling process for metal tubes