ClassID:

43022

B23K11/04 - CPC Classification

Classification description:

Resistance welding; Severing by resistance heating Flash butt welding

Sub-classes:
Recent Application in this class:
#1
20260115842
2026-04-30

HEAT TREATMENT METHOD FOR WELDED JOINT PART OF FLASH-BUTT-WELDED RAIL AND PRODUCTION METHOD FOR FLASH-BUTT-WELDED RAIL

#2
20260027643
2026-01-29

FLASHBUTT WELDING MEMBER WITH EXCELLENT PROCESSABILITY AND MANUFACTURING METHOD

#3
20250367751
2025-12-04

WELDING MACHINE

#4
20250269458
2025-08-28

Methods for Counteracting Rebounding Effects During Solid State Resistance Welding of Dissimilar Materials

#5
20240181556
2024-06-06

Methods for Counteracting Rebounding Effects During Solid State Resistance Welding of Dissimilar Materials

#6
20230241705
2023-08-03

METHOD AND DEVICE FOR IMPACT WELDING OF BATTERY TERMINALS

#7
20230193438
2023-06-22

WELDED RAIL

#8
20220331896
2022-10-20

Methods for counteracting rebounding effects during solid state resistance welding of dissimilar materials

#9
20220145546
2022-05-12

Method for manufacturing rail, and rail

#10
20220002833
2022-01-06

Welded steel sheets, and sheets thus produced

#11
20210379688
2021-12-09

FLASH BUTT WELDING MEMBER AND FLASH BUTT WELDING METHOD FOR PROVIDING WHEEL RIM WELD PART WITH EXCELLENT FORMABILITY

#12
20210316392
2021-10-14

Heat treatment and stress relief for solid-state welded nickel alloys

#13
20200299796
2020-09-24

Method for manufacturing cold-rolled, welded steel sheets, and sheets thus produced

#14
20200298332
2020-09-24

Methods for counteracting rebounding effects during solid state resistance welding of dissimilar materials

#15
20200199825
2020-06-25

Device for welding a rail joint of a track

#16
20190299322
2019-10-03

Method of producing endless metal ring

#17
20190283174
2019-09-19

Ironing plate for friction stir welding apparatus and friction stir welding apparatus including the same, and friction stir welding method

#18
20190193184
2019-06-27

Device for shielding from weld spatter with an integrated cleaning system

#19
20190061041
2019-02-28

Mobile flash butt welding method for 136RE+SS heat-treated rail

#20
20180326533
2018-11-15

Heat treatment and stress relief for solid-state welded nickel alloys

#21
20170334025
2017-11-23

Crack stopper for welds

#22
20170225260
2017-08-10

Methods for counteracting rebounding effects during solid state resistance welding of dissimilar materials

#23
20160363167
2016-12-15

STEEL COMPOSITION FOR FLASH-BUTT WELDING

#24
20160348206
2016-12-01

METHOD FOR RESTORING THE STRUCTURE OF A STEEL COMPONENT AFTER HEATING AND STEEL COMPONENT OBTAINED BY THE METHOD

#25
20160348205
2016-12-01

METHOD FOR RESTORING THE STRUCTURE OF A STEEL COMPONENT AFTER HEATING AND STEEL COMPONENT OBTAINED BY THE METHOD

#26
20160312923
2016-10-27

Copper and steel composite pipe, manufacturing method, application and welded structure body

#27
20160151854
2016-06-02

Transient liquid phase joining of dissimilar materials

#28
20160089745
2016-03-31

Aluminum spot welding method

#29
20150314388
2015-11-05

Magnetic arc welded piston assembly

#30
20150283643
2015-10-08

Method and Component

#31
20150202721
2015-07-23

Method for Manufacturing Magazine Box with Binding Strip

#32
20150152516
2015-06-04

PEARLITE RAIL, FLASH BUTT WELDING METHOD FOR PEARLITE RAIL, AND METHOD OF MANUFACTURING PEARLITE RAIL

#33
20150043854
2015-02-12

Method and Component

#34
20150016765
2015-01-15

METHOD, RING & BEARING

#35
20140231532
2014-08-21

Apparatus and method of flash butt welding of railway lines

#36
20140200555
2014-07-17

Methods for counteracting rebounding effects during solid state resistance welding of dissimilar materials

#37
20130216170
2013-08-22

Flash-butt welded bearing component

#38
20130209015
2013-08-15

Method of making a bearing ring, a bearing ring and a bearing

#39
20130182988
2013-07-18

Flanged bearing ring and method for producing such a flanged bearing ring

#40
20130101246
2013-04-25

Bearing ring and a method for its manufacturing

#41
20130098175
2013-04-25

Bearing ring with an additional component and method for producing such a bearing ring

#42
20120305533
2012-12-06

FORCED FREEZE WELDING OF ADVANCED HIGH STRENGTH STEELS

#43
20120234806
2012-09-20

Flash butt welding method of rail steel

#44
20120037115
2012-02-16

METHOD FOR THE PRODUCTION OF A PISTON FOR AN INTERNAL COMBUSTION ENGINE AND PISTON FOR AN INTERNAL COMBUSTION ENGINE

#45
20120021244
2012-01-26

PROCESS FOR JOINING STAINLESS STEEL PART AND ALUMINA CERAMIC PART AND COMPOSITE ARTICLES MADE BY SAME

#46
20120015212
2012-01-19

Method of cooling rail weld zone, and rail weld joint

#47
20120012296
2012-01-19

Device and method for cooling rail weld zone

#48
20110163074
2011-07-07

Metal plate joining method and apparatus

#49
20110005075
2011-01-13

Solid state resistance welding for airfoil repair and manufacture

#50
20100072185
2010-03-25

Weld splatter containment device for use in rolling mills

#51
20100059488
2010-03-11

Method of welding duplex stainless steel strip for the production of an armouring layer of a flexible pipe

#52
20100051585
2010-03-04

Welding head rail squaring process

#53
20090242519
2009-10-01

WELDING OF AN ELEMENT OF A TRACK UNIT AND A RAIL SECTION WITHOUT ADDING ANY MATERIAL

#54
20060261044
2006-11-23

Machine and method for welding rails of a track

#55
20060011732
2006-01-19

Welding of an element of a track unit and a rail section without adding any material

#56
18169116
2024-01-30

Flash welding for billets with down cut billet ends