ClassID:

43162

B23K20/128 - CPC Classification

Classification description:

Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding making use of additional material

Recent Application in this class:
#1
20250339919
2025-11-06

FRICTION STIR ADDITIVE MANUFACTURING FORMED PARTS AND STRUCTURES WITH INTEGRATED PASSAGES

#2
20250303501
2025-10-02

FABRICATION OF HIGH-STRENGTH AND LIGHTWEIGHT BEAMS AND STRUCTURES

#3
20250249530
2025-08-07

FRICTION STIR ADDITIVE MANUFACTURING FORMED PARTS AND STRUCTURES WITH INTEGRATED PASSAGES

#4
20250242431
2025-07-31

DEPOSITION HEAD FOR FRICTION STIR ADDITIVE MANUFACTURING DEVICES AND METHODS

#5
20250187108
2025-06-12

WIRE-FEED FRICTION STIR ADDITIVE MANUFACTURING SYSTEMS, DEVICES, AND METHODS

#6
20250187105
2025-06-12

WIRE-FEED FRICTION STIR ADDITIVE MANUFACTURING SYSTEMS, DEVICES, AND METHODS

#7
20250187104
2025-06-12

NOSECONES FOR FRICTION STIR ADDITIVE MANUFACTURING SYSTEMS, DEVICES, AND METHODS

#8
20250162063
2025-05-22

FRICTION STIR ADDITIVE MANUFACTURING FORMED PARTS AND STRUCTURES WITH INTEGRATED PASSAGES

#9
20250135574
2025-05-01

FRICTION STIR ADDITIVE MANUFACTURING DEVICES AND METHODS FOR FORMING IN-SITU RIVETS

#10
20250041964
2025-02-06

Friction stir additive manufacturing formed parts and structures with integrated passages

#11
20250041963
2025-02-06

FRICTION STIR ADDITIVE MANUFACTURING FORMED PARTS AND STRUCTURES WITH INTEGRATED PASSAGES

#12
20240416448
2024-12-19

Additive friction stir deposition on cold sprayed barrier layer

#13
20240326156
2024-10-03

Deposition head for friction stir additive manufacturing devices and methods

#14
20240326155
2024-10-03

Friction stir additive manufacturing devices and methods for forming in-situ rivets

#15
20240253149
2024-08-01

Field-assisted friction stir additive manufacturing

#16
20240100624
2024-03-28

SOLID-STATE JOINING OF FEATURES TO CAST PARTS

#17
20230078463
2023-03-16

SELF-FILLING FRICTION STIR PROCESSING TOOL AND METHODS OF USING THE SAME

#18
20220161354
2022-05-26

Joining method

#19
20220143740
2022-05-12

Method and apparatus for additive friction stir manufactured transition joint

#20
20220111465
2022-04-14

Joining method

#21
20210402503
2021-12-30

Powder-enhanced friction stir rivet welding device and method

#22
20210370434
2021-12-02

Friction stir additive manufacturing methods

#23
20210245293
2021-08-12

SOLID-STATE JOINING OF FEATURES TO CAST PARTS

#24
20210220941
2021-07-22

Inserts to enable friction stir welding joints and methods of forming friction stir welded assemblies

#25
20210205916
2021-07-08

Additive friction stir deposition method for manufacturing an article

#26
20210146471
2021-05-20

JOINING WORKPIECES VIA ADDITIVE FRICTION STIR DEPOSITION

#27
20200398369
2020-12-24

Method of joining dissimilar metals through friction stir welding and multi-metal component

#28
20200324364
2020-10-15

Solid State Extrusion and Bonding Tool

#29
20200306869
2020-10-01

Solid-state additive manufacturing system and material compositions and structures

#30
20200254556
2020-08-13

Method for manufacturing liquid cooling jacket

#31
20200189025
2020-06-18

Friction stir additive manufacturing systems

#32
20200101559
2020-04-02

Repairing holes created in components during bobbin friction stir welding

#33
20190283173
2019-09-19

Solid State Extrusion and Bonding Tool

#34
20190193194
2019-06-27

Solid State Extrusion and Bonding Method

#35
20190111513
2019-04-18

Repairing holes created in components during bobbin friction stir welding

#36
20190099832
2019-04-04

FRICTION ELEMENT WELDING TAPE FEED WASHER FOR ISOLATION

#37
20180361501
2018-12-20

MELD SOLID-STATE JOINING OF DIFFERENT FEATURES TO CAST PARTS

#38
20180354058
2018-12-13

Continuous feed spindle attachment

#39
20180297146
2018-10-18

Friction stir welding equipment

#40
20180193943
2018-07-12

Method and device for detecting the mechanical forces at the welding pin tip during friction stir welding

#41
20180085849
2018-03-29

Additive friction-stir fabrication system for forming substrates with ribs

#42
20180071861
2018-03-15

Friction stir welding device and friction stir welding method

#43
20180050420
2018-02-22

Apparatuses and methods for fabricating metal matrix composite structures

#44
20170341176
2017-11-30

Friction stir spot welding apparatus and friction stir spot welding method

#45
20170312850
2017-11-02

Friction stir welding tool and friction stir welding method

#46
20170304933
2017-10-26

FRICTION STIR ADDITIVE PROCESSING AND METHODS THEREOF

#47
20170297143
2017-10-19

Friction stir welding device

#48
20170297142
2017-10-19

FRICTION STIR WELDING METHOD

#49
20170252856
2017-09-07

Friction application device

#50
20170216962
2017-08-03

Metal matrix composite creation

#51
20170197274
2017-07-13

MECHANICAL FLOW JOINING OF HIGH MELTING TEMPERATURE MATERIALS

#52
20170130752
2017-05-11

Welding methods and welded joints for joining high-strength aluminum alloys

#53
20170080517
2017-03-23

Friction welding system

#54
20170057204
2017-03-02

In-situ interlocking of metals using additive friction stir processing

#55
20170043429
2017-02-16

Solid state joining using additive friction stir processing

#56
20170043428
2017-02-16

METHOD OF MANUFACTURING COMPOSITE MATERIAL

#57
20160263696
2016-09-15

FRICTION STIR WELDING APPARATUS AND METHOD OF MANUFACTURING METAL STRUCTURE

#58
20160250727
2016-09-01

Friction stir welding: method and device for filling a hole at the end of welding or for repairing a welding defect

#59
20160221249
2016-08-04

Devices for bonding parts to be joined

#60
20160202001
2016-07-14

Method of friction stir welding a tube to an element using a tubular anvil; structure manufactured by this method

#61
20160177864
2016-06-23

Method for manufacturing piston for internal combustion engine, and piston for internal combustion engine

#62
20160175982
2016-06-23

In-situ interlocking of metals using additive friction stir processing

#63
20160175981
2016-06-23

Solid state joining using additive friction stir processing

#64
20160107262
2016-04-21

Fabrication tools for exerting normal forces on feedstock

#65
20160076376
2016-03-17

Method of replacing damaged aerofoil

#66
20160074958
2016-03-17

Additive friction stir methods of repairing substrates

#67
20160074957
2016-03-17

Friction stir welding apparatus with an L-shaped support

#68
20150290739
2015-10-15

Friction stir welding method

#69
20150258628
2015-09-17

FRICTION STIRRING AND ITS APPLICATION TO DRILL BITS, OIL FIELD AND MINING TOOLS, AND COMPONENTS IN OTHER INDUSTRIAL APPLICATIONS

#70
20150231733
2015-08-20

Friction stir weld plugs and methods of using thereof

#71
20150224595
2015-08-13

Joint configuration

#72
20150165546
2015-06-18

Fabrication of monolithic stiffening ribs on metallic sheets

#73
20140374406
2014-12-25

Method for joining two essentially metal sheet-type workpieces using friction squeeze welding

#74
20140374405
2014-12-25

Method for joining two essentially metal sheet-type workpieces by means of friction squeeze welding using a filler material

#75
20140348698
2014-11-27

Aluminum alloy member

#76
20140299051
2014-10-09

Friction application device

#77
20140166731
2014-06-19

Friction stir welding method

#78
20140134449
2014-05-15

Process for friction stir welding dissimilar metals and workpiece assemblies formed thereby

#79
20140134325
2014-05-15

Friction stir fabrication

#80
20140130736
2014-05-15

Fabrication tools for exerting normal forces on feedstock

#81
20140061185
2014-03-06

Method for joining workpieces by using a joining element and heating the joining element and the workpieces

#82
20140034215
2014-02-06

Apparatus and process for joining homogeneous and heterogeneous materials with customized interface properties

#83
20130299561
2013-11-14

FRICTION STIR JOINING OF CURVED SURFACES

#84
20130240609
2013-09-19

Welding in preparation for superplastic forming

#85
20130206818
2013-08-15

SYSTEM AND METHOD FOR HOLDING MATERIALS HAVING ARCUATE SURFACES IN PLACE FOR FRICTION STIR WELDING OR PROCESSING

#86
20130048786
2013-02-28

Reinforcement of friction plug welds

#87
20120328837
2012-12-27

Method and device for bonding parts to be joined, as well as component

#88
20120292080
2012-11-22

Composite Conductive Component and Method for Making it

#89
20120279442
2012-11-08

Self-reacting friction stir welding tool with the ability to add filler material

#90
20120279441
2012-11-08

System for continuous feeding of filler material for friction stir welding, processing and fabrication

#91
20120018492
2012-01-26

Friction stir welding method

#92
20120009339
2012-01-12

Friction fabrication tools

#93
20110266330
2011-11-03

Filler rotated friction stir welding

#94
20110240374
2011-10-06

Downhole tool having a friction stirred surface region

#95
20110214799
2011-09-08

Friction stir welding of dissimilar metals

#96
20110151109
2011-06-23

Surface of the workpiece and a relative motion between the workpiece and the coating element

#97
20110132970
2011-06-09

Friction stir method

#98
20110132968
2011-06-09

Friction stir welding method

#99
20110104515
2011-05-05

Method of friction stir welding dissimilar metals and workpiece assemblies formed thereby

#100
20110073634
2011-03-31

Three-body joining using friction stir processing techniques

#101
20110062219
2011-03-17

Reinforcement of friction plug welds

#102
20100285207
2010-11-11

Friction stir fabrication

#103
20100252171
2010-10-07

Friction Stir Method for Joining Materials Having Different Thicknesses

#104
20100252170
2010-10-07

Friction Stir Method for Joining Complex Shapes

#105
20100252169
2010-10-07

Friction stir method for forming structures and materials

#106
20100167083
2010-07-01

Composite material and producing method thereof

#107
20100119771
2010-05-13

Solid state joining method for continuous structures

#108
20100089976
2010-04-15

Friction stir welding using an adhesive, copper, tin and zinc interlayer

#109
20100078224
2010-04-01

BALL HOLE WELDING USING THE FRICTION STIR WELDING (FSW) PROCESS

#110
20100032413
2010-02-11

Method and device for the crack-free welding, repair welding, or surface welding of materials prone to forming hot cracks

#111
20090261146
2009-10-22

Donor material technology for friction stir welding

#112
20090258232
2009-10-15

Metal matrix carbon nanotube composite material and method of making same

#113
20090236403
2009-09-24

Multiple pass and multiple layer friction stir welding and material enhancement processes

#114
20090152328
2009-06-18

Friction stir processing apparatus with a vibrator

#115
20090068492
2009-03-12

Process for working metal material and structures

#116
20090041539
2009-02-12

Solid state joining method for continuous structures

#117
20080099534
2008-05-01

System, method, and apparatus for reinforcing friction stir processed joints

#118
20080096038
2008-04-24

Method for Friction-Stir-Welding Hollow Workpieces

#119
20080047222
2008-02-28

Friction stir welding process having enhanced corrosion performance

#120
20080041921
2008-02-21

Friction stir fabrication

#121
20080006678
2008-01-10

Three-body joining using friction stir processing techniques

#122
20070241167
2007-10-18

Joining method and joining apparatus

#123
20070215675
2007-09-20

Friction stir welding process to join two or more members in forming a three-dimensional joint

#124
20070175967
2007-08-02

High integrity welding and repair of metal components

#125
20070138236
2007-06-21

Friction stir welded assembly and associated method

#126
20070119906
2007-05-31

Deposition friction stir welding process and assembly

#127
20070044406
2007-03-01

Sealants for structural member joints and methods of using same

#128
20070040006
2007-02-22

Method for forming materials

#129
20070040002
2007-02-22

Method for forming a weldbonded structure

#130
20070039154
2007-02-22

Frictional spot joining method and frictional spot joining apparatus

#131
20070017960
2007-01-25

Method for joining at least two adjoining work-pieces by friction stir and/or friction stir spot welding

#132
20060289604
2006-12-28

FRICTION STIR WELDING APPPARATUS

#133
20060289603
2006-12-28

APPARATUS AND PROCESS FOR FRICTION STIR WELDING

#134
20060169748
2006-08-03

Friction stir welding method

#135
20060163328
2006-07-27

Apparatus and method for friction stir welding using a consumable pin tool

#136
20060138198
2006-06-29

Frictional spot joining method and frictional spot joining apparatus

#137
20060108394
2006-05-25

Method for joining aluminum power alloy

#138
20060054655
2006-03-16

Selective reinforcement of metallic bodies

#139
20060027630
2006-02-09

Friction stir welding of joints with shims

#140
20050246884
2005-11-10

Friction welding structure for striking plate of golf club head and method therefor

#141
20050120535
2005-06-09

Spot joining method of metal members and spot joining apparatus of metal members

#142
20050087582
2005-04-28

Method and sealant for weld joints

#143
20050045695
2005-03-03

Apparatus and method for friction stir welding using a consumable pin tool

#144
20050035180
2005-02-17

Frictional joining method and frictional joining structure

#145
15696006
2020-06-23

Friction stir welding of aluminum alloys