ClassID:

42893

B23K9/048 - CPC Classification

Classification description:

Arc welding or cutting; Welding for other purposes than joining, e.g. built-up welding; Built-up welding on three-dimensional surfaces on surfaces of revolution on cylindrical surfaces

Recent Application in this class:
#1
20260146506
2026-05-28

HARDBANDING METHOD AND APPARATUS

#2
20250242425
2025-07-31

WORK STRING TUBING CONNECTION RESTORATION

#3
20240253143
2024-08-01

Method for Restoring Oil and Gas Tubulars

#4
20240149367
2024-05-09

System and method of forming a wear surface for a wheel of a rail vehicle

#5
20240017340
2024-01-18

Systems for Horizontal Additive Manufacturing and Methods Thereof

#6
20230383611
2023-11-30

Hardbanding method and apparatus

#7
20230347438
2023-11-02

Work string tubing connection restoration

#8
20230294191
2023-09-21

MOLDED OBJECT MANUFACTURING METHOD AND MOLDED OBJECT

#9
20230249425
2023-08-10

SCREW CONVEYOR FOR A SCREW SEPARATOR AND MANUFACTURING METHOD FOR A SCREW CONVEYOR

#10
20230093792
2023-03-23

Work string tubing connection restoration

#11
20230088020
2023-03-23

METHOD OF REPAIRING A REGION OF A PART INCLUDING A THREADED HOLE

#12
20220193806
2022-06-23

Additive repair device for internal threads

#13
20220176482
2022-06-09

Work string tubing connection restoration

#14
20210245279
2021-08-12

Method of repairing a region of a part including a threaded hole

#15
20210180414
2021-06-17

Hardbanding method and apparatus

#16
20210138570
2021-05-13

Method for low heat input welding on oil and gas tubulars

#17
20210086254
2021-03-25

Connecting Element

#18
20210071484
2021-03-11

Hardbanding method and apparatus

#19
20200359793
2020-11-19

Method for repairing an upstream rail of a turbine engine turbine casing

#20
20200309310
2020-10-01

Method for producing a double-walled pipe and a double-walled pipe

#21
20200254551
2020-08-13

METHOD FOR PRODUCING A PIPE FITTING, IN PARTICULAR BY WELD OVERLAY

#22
20200249270
2020-08-06

Work string tubing connection restoration

#23
20200239783
2020-07-30

Pyrolysis furnace tubes

#24
20200164454
2020-05-28

Weld overlay machine assembly

#25
20200147733
2020-05-14

LOW MANGANESE EMITTING WELDING FLUX

#26
20200041062
2020-02-06

Process for lining a steel pipe for the subsea transport of fluids

#27
20190366414
2019-12-05

Systems and methods for processing alloy ingots

#28
20190344390
2019-11-14

Mobile Weld Inspection Carriage

#29
20190284483
2019-09-19

Pyrolysis furnace tubes

#30
20190136644
2019-05-09

Hardbanding method and apparatus

#31
20190111510
2019-04-18

Build-up welding method

#32
20180347756
2018-12-06

METHOD OF FABRICATING SPACE SATELLITE TANK COMPONENTS UTILIZING ADDITIVE MANUFACTURING AND SPIN FORMING

#33
20180313490
2018-11-01

Method for producing a double-walled pipe and a double-walled pipe

#34
20180299036
2018-10-18

HIGH STRENGTH DOWNHOLE TUBULARS AND METHODS FOR FORMING AND SYSTEMS FOR USING

#35
20180161909
2018-06-14

Work string tubing connection restoration

#36
20180112936
2018-04-26

System and method for additively manufacturing boiler tubes

#37
20170368629
2017-12-28

Hardfacing with low carbon steel electrode

#38
20170355033
2017-12-14

Weld overlay system

#39
20170334010
2017-11-23

Method for modifying an aperture and system for modifying flow through a component

#40
20170331360
2017-11-16

Magnetic elevator drive member and method of manufacture

#41
20170326668
2017-11-16

Predictive algorithm of welding distortion resultant from adding flanges to a butt weld or socket weld end of valve body casting

#42
20170314340
2017-11-02

Portable drill pipe hard banding machine

#43
20170312868
2017-11-02

Method for repairing an upstream rail of a turbine engine turbine casing

#44
20170217516
2017-08-03

Sprocket wheel and method for producing the same

#45
20170072494
2017-03-16

Weld overlay system

#46
20170009313
2017-01-12

Method for the production of a seamless, multilayered tubular product, and round or polygonal block for use in this method

#47
20170002978
2017-01-05

Method of fabricating space satellite tank components utilizing additive manufacturing and spin forming

#48
20160361772
2016-12-15

PELLET MILL ROLLER SHELL HARD COATING AND METHOD OF APPLYING HARD COATING

#49
20160297024
2016-10-13

Method for manufacturing rotary article by cold metal transfer welding deposition and rotary article as manufactured

#50
20160168480
2016-06-16

Pyrolysis furnace tubes

#51
20160167100
2016-06-16

Systems and methods for processing alloy ingots

#52
20160033137
2016-02-04

Laser clad fuel injector premix barrel

#53
20150298235
2015-10-22

Welding method and steam generator channel head

#54
20150252631
2015-09-10

Hardbanding method and apparatus

#55
20150165540
2015-06-18

System and method for true electrode speed

#56
20150140239
2015-05-21

Method for modifying an aperture and system for modifying flow through a component

#57
20150110562
2015-04-23

Method of forming a collar on a tubular component through depositing of weld metal and machining this deposit into a collar

#58
20140131338
2014-05-15

Metal cored welding wire, hardband alloy and method

#59
20140033535
2014-02-06

Re-manufacture and apparatus of worn railroad freight car and locomotive wheels by rotational continuous longitudinal welding

#60
20140027410
2014-01-30

Method and system for reducing oversized holes on turbine components

#61
20130343899
2013-12-26

Turbine rotor, manufacturing method thereof and steam turbine using turbine rotor

#62
20130227951
2013-09-05

Laser clad fuel injector premix barrel

#63
20130196074
2013-08-01

Thermal coating method

#64
20130104397
2013-05-02

METHODS FOR REPAIRING TURBINE BLADE TIPS

#65
20130094900
2013-04-18

HARDFACING ALLOY, METHODS, AND PRODUCTS THEREOF

#66
20130082446
2013-04-04

METHOD OF REPAIRING ROTATING MACHINE COMPONENTS

#67
20120214017
2012-08-23

Weld Overlay Structure and a Method of Providing a Weld Overlay Structure

#68
20120193148
2012-08-02

Non-magnetic drill string member with non-magnetic hardfacing and method of making the same

#69
20120160811
2012-06-28

Apparatus for applying wear coating in conduit elbows

#70
20120119008
2012-05-17

Hot coiler drum working at 900-1200° C. and method for producing the hot coiler drum

#71
20120118230
2012-05-17

Method and apparatus for cladding an interior surface of a curved pipe

#72
20120039815
2012-02-16

Contrast agents

#73
20120024824
2012-02-02

Cladding the interior of a straight pipe section

#74
20110294636
2011-12-01

Process for producing a roll for supporting and conveying hot material, process for repairing a worn roll

#75
20110259854
2011-10-27

Clad welding method

#76
20110248011
2011-10-13

MANUFACTURE OF WELDED COMPONENTS

#77
20110206505
2011-08-25

Welded structural flats on cases to eliminate nozzles

#78
20110195270
2011-08-11

Systems and methods for processing alloy ingots

#79
20110132880
2011-06-09

Apparatus for Coating a Pipe Surface

#80
20110127315
2011-06-02

METHOD OF FORMING A COLLAR ON A TUBULAR COMPONENT THROUGH DEPOSITING OF WELD METAL AND MACHINING THIS DEPOSIT INTO A COLLAR

#81
20110079585
2011-04-07

Portable bore welding machine

#82
20110072660
2011-03-31

Manufacture of a portion of a metal part using the MIG method with pulsed current and wire

#83
20110052504
2011-03-03

CONTRAST AGENTS

#84
20100242843
2010-09-30

HIGH TEMPERATURE ADDITIVE MANUFACTURING SYSTEMS FOR MAKING NEAR NET SHAPE AIRFOILS LEADING EDGE PROTECTION, AND TOOLING SYSTEMS THEREWITH

#85
20090308848
2009-12-17

SOFT ALLOY LAYER FORMING APPARATUS AND SOFT ALLOY LAYER FORMING METHOD

#86
20090230109
2009-09-17

EQUIPMENT AND PROCESS FOR APPLYING AN EXTERNAL STRUCTURAL WELD TO PIPING AND SIMILARLY SHAPED PRESSURE BOUNDARY COMPONENTS

#87
20090152013
2009-06-18

Erosion resistant fluid passageways and flow tubes for earth-boring tools, methods of forming the same and earth-boring tools including the same

#88
20090139291
2009-06-04

Method for manufacturing a coiler drum and a coiler drum

#89
20090078689
2009-03-26

Method of welding a wear layer onto a parent material using a plurality of flux-cored wire electrodes, metal powder and welding powder

#90
20090041953
2009-02-12

Method for depositing a metallic substrate on a wall

#91
20090025226
2009-01-29

MANUFACTURE OF HARDFACED ROLLERS AND PLATES

#92
20080257868
2008-10-23

Method and system of welding a bearing

#93
20080078554
2008-04-03

Imputing strength gradient in pressure vessels

#94
20080073328
2008-03-27

Apparatus for coating a pipe surface

#95
20080035620
2008-02-14

Equipment and process for applying an external structural weld to piping and similarly shaped pressure boundary components

#96
20070193546
2007-08-23

Valve seat rings made of basic Co or Co/Mo alloys, and production thereof

#97
20070164002
2007-07-19

Manufacture of hardfaced plates

#98
20060006151
2006-01-12

Extending the life of an amorphous hardface by introduction of pellets