ClassID:

38301

B21C37/065 - CPC Classification

Classification description:

Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes starting from a specific blank, e.g. tailored blank

Recent Application in this class:
#1
20220040744
2022-02-10

Forming process using an outer sacrificial layer

#2
20220040474
2022-02-10

RING ELECTRODE FOR A MEDICAL DEVICE

#3
20200383778
2020-12-10

Stents for prosthetic heart valves and methods of making same

#4
20200001339
2020-01-02

Method for manufacturing clad steel pipe

#5
20190076902
2019-03-14

Method of manufacturing variable wall thickness steel pipe and variable wall thickness steel pipe

#6
20180304938
2018-10-25

Tubular component with an extruded profile

#7
20180281041
2018-10-04

Method and system for flanging a metal piece

#8
20170274434
2017-09-28

Method of producing shaped article, tooling, and tubular shaped article

#9
20170136513
2017-05-18

APPARATUS AND METHOD FOR PRODUCING A TAILORED SHEET METAL STRIP OR METAL PROFILE

#10
20170100242
2017-04-13

Stents for prosthetic heart valves and methods of making same

#11
20170029918
2017-02-02

Method for manufacturing a strip having a variable thickness and associated strip

#12
20160327901
2016-11-10

Roller member, roller supporting mechanism, and image forming apparatus

#13
20160175122
2016-06-23

Stent with anti-migration features

#14
20150183014
2015-07-02

Method of manufacturing a hollow externally threaded fastener

#15
20140117069
2014-05-01

Apparatus and method for producing a tailored sheet metal strip or metal profile

#16
20140096579
2014-04-10

Method for producing slit hollow profiles

#17
20130305800
2013-11-21

Stents for prosthetic heart valves and methods of making same

#18
20130092279
2013-04-18

COILED TUBING WITH IMPROVED FATIGUE RESISTANCE AND METHOD OF MANUFACTURE

#19
20120315398
2012-12-13

Method and system for manufacturing metal-plated steel pipe

#20
20120118426
2012-05-17

COILED TUBING WITH IMPROVED FATIGUE RESISTANCE AND METHOD OF MANUFACTURE

#21
20110271732
2011-11-10

METHOD OF AND APPARATUS FOR WINDING STRIP, IN PARTICULAR METAL STRIP

#22
20110162431
2011-07-07

Partially reinforced hollow profile

#23
20100268324
2010-10-21

Stents for prosthetic heart valves and methods of making same

#24
20100236316
2010-09-23

Sheet metal blank having a homogeneous thickness transition

#25
20100096046
2010-04-22

Method of improving formability of magnesium tubes

#26
20100095508
2010-04-22

SPIRALLY WELDED CONICAL TOWER SECTIONS

#27
20100045095
2010-02-25

Wheel for vehicles and method for producing the same

#28
20100045066
2010-02-25

Welded blank for vehicle door panel

#29
20090320965
2009-12-31

UOE steel pipe excellent in collapse strength and method of production thereof

#30
20090021069
2009-01-22

Head rest carrying element

#31
20080311422
2008-12-18

Method for producing a heavy duty composite part

#32
20080299352
2008-12-04

PRESS-MOLDED PRODUCT AND METHOD OF MANUFACTURING SAME

#33
20080202647
2008-08-28

ALLUMINUM ALLOY PIPE AND ALUMINUM ALLOY STRUCTURAL MEMBER FOR AUTOMOBILE USING THE SAME

#34
20080028609
2008-02-07

Hollow member, manufacturing method thereof, fluid distribution system using the hollow member, and forming apparatus of hollow material

#35
20070262124
2007-11-15

Method and Device for Butt Welding Metal Sheets of Differing Thicknesses with the Aid of at Least One Height-Adjustable Tension Roller That is Located Below the Metal Sheets

#36
20070259200
2007-11-08

Manufacturing process for semi-finished products containing two aluminum-based alloys

#37
20070193013
2007-08-23

Method for forming a complex-shaped tubular structure

#38
20070175261
2007-08-02

Method for producing from a metal sheet a hollow profile which is longitudinally slotted and provided with several longitudinal segments having different cross sections

#39
20070148488
2007-06-28

Flat bar strip and metal profile part

#40
20060233979
2006-10-19

Method of fabricating tubular structure from hybrid material

#41
20060208036
2006-09-21

Tubes with an integrated flange consisting of flexibly rolled material for structural classis and body parts

#42
20050262982
2005-12-01

Coolant delivery system and continuous fabrication apparatus which includes the system

#43
20050244666
2005-11-03

Tubular blank

#44
20050178456
2005-08-18

UOE steel pipe excellent in collapse strength and method of production thereof

#45
20050034306
2005-02-17

Method for producing a sectionally-reinforced tubular member of metal, in particular for supporting structures in motor vehicles

#46
20050013954
2005-01-20

Tailored tubular blanks and a method for the production thereof