ClassID:

38240

B21C23/12 - CPC Classification

Classification description:

Extruding metal; Impact extrusion; Making uncoated products by direct extrusion; Making wire, bars, tubes Extruding bent tubes or rods

Recent Application in this class:
#1
20250108552
2025-04-03

EXTRUDED DOOR FRAME SUBASSEMBLY, METHODS, AND SYSTEMS FOR PRODUCING THE SAME

#2
20240367728
2024-11-07

Method for manufacturing a motor vehicle structural component from an extruded multichamber hollow profile

#3
20230166799
2023-06-01

Method for manufacturing a motor vehicle structural component from an extruded multichamber hollow profile

#4
20230140811
2023-05-04

METHODS OF MAKING A WIDE METAL SHEET

#5
20230094663
2023-03-30

Unequal-channel angular self-bending extrusion die and method for designing and manufacturing the same and extruding method thereof

#6
20220305539
2022-09-29

Processing of Hollow Sections

#7
20220126344
2022-04-28

APPARATUS AND METHOD FOR EXTRUDING CURVED PROFILES

#8
20210213505
2021-07-15

Method for producing high strength titanium pipe

#9
20210163839
2021-06-03

Lubricant and method for manufacturing magnesium alloy tubes

#10
20210069765
2021-03-11

Method of manufacturing two tubes simultaneously and machine for use therein

#11
20200206794
2020-07-02

A METHOD FOR FORMING CURVED LENGTHS OF EXTRUDED PROFILES/SECTIONS IN METAL ALLOYS

#12
20180099319
2018-04-12

Extruded bar stock

#13
20180043409
2018-02-15

Processing of hollow sections

#14
20180001364
2018-01-04

Method of manufacturing a tube and a machine for use therein

#15
20170368585
2017-12-28

Method of manufacturing a tube and a machine for use therein

#16
20170361367
2017-12-21

Method of manufacturing a tube and a machine for use therein

#17
20170320115
2017-11-09

METHOD OF EQUAL CHANNEL ANGULAR EXTRUSION

#18
20170128994
2017-05-11

Method and system for producing open or closed annular structural components made of light metal and alloys thereof

#19
20170125163
2017-05-04

Method for fabricating non-planar magnet

#20
20160243603
2016-08-25

Method of producing polygonal closed cross-section structural component with a curved form and polygonal closed cross-section structural component produced by the method

#21
20160151818
2016-06-02

Composite tube and manufacturing method thereof

#22
20150352615
2015-12-10

Dual-phase hot extrusion of metals

#23
20140260489
2014-09-18

Dual-phase hot extrusion of metals

#24
20130239640
2013-09-19

Processing of hollow sections

#25
20100236313
2010-09-23

Stamping-extrusion process and device

#26
20090072506
2009-03-19

Method of manufacturing control arm using variable curvature extruding process and double-hollow-typed control arm manufactured thereby

#27
20070170614
2007-07-26

Method and device for extrusion pressing of bent extruded profiles

#28
20070067993
2007-03-29

Method for producing a lightweight bicycle wheel rim

#29
20060174675
2006-08-10

Extruder for making curved metal workpiece

#30
20060165833
2006-07-27

Device for extruding curved extruded profiles

#31
20060156780
2006-07-20

Method for producing a plurality of curved extruded profiles