ClassID:

42715

B23H9/14 - CPC Classification

Classification description:

Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects Making holes

Sub-classes:
Recent Application in this class:
#1
20250339911
2025-11-06

SYSTEM AND METHOD FOR PERFORMING INTERNAL MACHINING

#2
20240383060
2024-11-21

Method Of Forming A Recess In A Workpiece

#3
20240290511
2024-08-29

METHOD OF STABILIZING A LOWER END OF A THERMAL SHIELD SURROUNDING A CORE BARREL OF A NUCLEAR REACTOR

#4
20240253141
2024-08-01

ELECTRODE ASSEMBLY AND ELECTROCHEMICAL MACHINING METHOD

#5
20240167423
2024-05-23

Airfoil last chance screen utilizing EDM and AFM

#6
20230374693
2023-11-23

NANOPORE FORMING METHOD AND USES THEREOF

#7
20230347434
2023-11-02

PULSED ELECTROCHEMICAL MACHINING OF TURBINE COMPONENTS

#8
20230286072
2023-09-14

Hydraulically operated electrochemical machining assemblies

#9
20230286070
2023-09-14

Electrochemical machining of geometrically complex passages

#10
20230219154
2023-07-13

Electrical discharge machining method for generating variable spray-hole geometry

#11
20230052285
2023-02-16

FORMING COOLING APERTURE(S) IN A TURBINE ENGINE COMPONENT

#12
20230052105
2023-02-16

Forming lined cooling aperture(s) in a turbine engine component

#13
20220380930
2022-12-01

Nanopore forming method and uses thereof

#14
20220161342
2022-05-26

Electrical discharge machining assemblies and methods for using the same

#15
20220111455
2022-04-14

CHANGE DEVICE, FINE HOLE ELECTRIC DISCHARGE MACHINE AND ELECTRODE CHANGE METHOD

#16
20220032385
2022-02-03

Method for drilling a hole in a part made of electroconductive material

#17
20210189585
2021-06-24

Nanopore forming method and uses thereof

#18
20210060709
2021-03-04

LASER ROUGH DRILL AND FULL EDM FINISH FOR SHAPED COOLING HOLES

#19
20210031286
2021-02-04

Electrical discharge machining system including in-situ tool electrode

#20
20200368851
2020-11-26

Systems and methods for manufacturing film cooling hole diffuser portion

#21
20200261993
2020-08-20

Electrode, electrochemical machining apparatus using the electrode, electrochemical machining method, and product machined by the method

#22
20200254546
2020-08-13

Device for holding one or more electrode(s) for electrical discharge machining, and method of obtaining same

#23
20200206834
2020-07-02

Electrical discharge machining assemblies and methods for using the same

#24
20200141245
2020-05-07

Method for producing a cavity in a blade platform; corresponding blade

#25
20200139465
2020-05-07

COUPLING DEVICE

#26
20200086410
2020-03-19

Electromechanical machining method, method of manufacturing perforated material, processing electrode, and electromechanical machining system

#27
20200030901
2020-01-30

SMALL-HOLE ELECTRIC DISCHARGE MACHINING MACHINE

#28
20190388989
2019-12-26

Electric discharge machining apparatus

#29
20190323143
2019-10-24

Nanopore forming method and uses thereof

#30
20190309632
2019-10-10

Turbine vane for gas turbine engine

#31
20190299309
2019-10-03

System and method for machining workpiece and article machined therefrom

#32
20190291198
2019-09-26

Fine hole electric discharge machine

#33
20190290809
2019-09-26

Pattern transfer device for mass transfer of micro-patterns onto medical devices

#34
20190234364
2019-08-01

Fuel-injection metering device, fuel-injection nozzle, mould for producing a fuel-injection metering device and method for producing a fuel-injection metering device

#35
20190162531
2019-05-30

Measurement system, machining system, measurement method, and computer-readable recording medium

#36
20190154383
2019-05-23

Method and apparatus for producing riflings in barrels of guns

#37
20190151972
2019-05-23

Method and device for machining shapes using electrical machining

#38
20190143433
2019-05-16

COUPLING DEVICE

#39
20190143431
2019-05-16

Tool electrode for and methods of electrical discharge machining

#40
20190134729
2019-05-09

SHAPE-TUBE ELECTROCHEMICAL MACHINING (STEM) SYSTEMS AND METHODS OF FORMING CURVED HOLES IN COMPONENTS USING STEM SYSTEMS

#41
20190126370
2019-05-02

Electrical discharge machining system including in-situ tool electrode

#42
20180361512
2018-12-20

Systems and methods for manufacturing film cooling hole diffuser portion

#43
20180318952
2018-11-08

Automatic blocked hole identification

#44
20180311753
2018-11-01

Electrical discharge machining method for generating variable spray-hole geometry

#45
20180297137
2018-10-18

Hole drilling elastically deformed superalloy turbine blade

#46
20180272450
2018-09-27

EDM DRILLING OF CERAMICS AND DEVICE

#47
20180272449
2018-09-27

Machining apparatus and machining system

#48
20180257189
2018-09-13

Machining system for turbomachine dovetail

#49
20180252108
2018-09-06

Staggered core printout

#50
20180214617
2018-08-02

Pattern transfer device for mass transfer of micro-patterns onto medical devices

#51
20180200783
2018-07-19

Blade, gas turbine including the same, and blade manufacturing method

#52
20180185943
2018-07-05

Electrode, electrochemical machining apparatus using the electrode, electrochemical machining method, and product machined by the method

#53
20180141127
2018-05-24

METHOD OF MANUFACTURING A COMPONENT WITH PASSAGES

#54
20180111210
2018-04-26

Apparatus and method for electrically machining

#55
20180104756
2018-04-19

Machining method for three-dimensional open flow channel using high-speed arc discharge layered sweep

#56
20180073161
2018-03-15

Nanopore forming method and uses thereof

#57
20180065199
2018-03-08

Small hole electric discharge machine

#58
20180050402
2018-02-22

Fine hole electrical discharge machine

#59
20170368626
2017-12-28

Electrochemical Removal Of Material From A Workpiece

#60
20170348782
2017-12-07

Method for producing a hollow valve

#61
20170341173
2017-11-30

Electrical Discharge Machining Apparatus

#62
20170320163
2017-11-09

Combined liquid guided laser and electrical discharge machining

#63
20170292452
2017-10-12

Light weight component with acoustic attenuation and method of making

#64
20170267588
2017-09-21

COMPOSITE SINTERED BODY FOR CUTTING TOOL AND CUTTING TOOL USING THE SAME

#65
20170259362
2017-09-14

Supporting device and electric discharge machine

#66
20170232513
2017-08-17

SYSTEMS AND METHODS FOR BIAXIAL SYMMETRIC CANTED HOLES

#67
20170218999
2017-08-03

Fasteners

#68
20170080534
2017-03-23

Rotary cutting tool having PCD cutting tip

#69
20170072488
2017-03-16

Electrical discharge machining system having independent electrodes, related control system and method

#70
20170049940
2017-02-23

Pattern transfer device for mass transfer of micro-patterns onto medical devices

#71
20170038350
2017-02-09

CHROMATOGRAPHY APPARATUS HAVING DIFFUSION-BONDED AND SURFACE-MODIFIED COMPONENTS

#72
20170028493
2017-02-02

Drilling tool and system for use in machining a conductive work piece

#73
20170028492
2017-02-02

Electrochemical machining system and method of machining a conductive work piece

#74
20170028491
2017-02-02

Drilling tool and method of machining a conductive work piece

#75
20170009725
2017-01-12

Fuel-injection metering device, fuel-injection nozzle, mould for producing a fuel-injection metering device and method for producing a fuel-injection metering device

#76
20160346856
2016-12-01

Electrode for electroerosion machining system

#77
20160346855
2016-12-01

Method for material recovery in electroerosion machining

#78
20160311043
2016-10-27

Piezoelectric Injector for Direct Fuel Injection

#79
20160303673
2016-10-20

Electrochemical machining tool and electrochemical machining system

#80
20160265368
2016-09-15

Method for manufacturing a stage of a steam turbine

#81
20160229019
2016-08-11

Acoustic breakthrough detection

#82
20160222792
2016-08-04

Staggered core printout

#83
20160221124
2016-08-04

Method for disposing a blocking material

#84
20160186621
2016-06-30

Device for producing at least one hollow valve

#85
20160101479
2016-04-14

Methods for the electroerosion machining of high-performance metal alloys

#86
20160074951
2016-03-17

Electrochemical machining tool, electrochemical machining system, and method for manufacturing perforated member

#87
20160069192
2016-03-10

Double-jet film cooling structure and method for manufacturing same

#88
20160045968
2016-02-18

APPARATUS FOR ELECTROCHEMICALLY MACHINING A METALLIC WORKPIECE

#89
20160045967
2016-02-18

Methods and systems for electrochemical machining of an additively manufactured component

#90
20160031050
2016-02-04

Backstrike protection during machining of cooling features

#91
20150369072
2015-12-24

Split airfoil cluster and method therefor

#92
20150273603
2015-10-01

Electrode, electrochemical machining apparatus using the electrode, electrochemical machining method, and product machined by the method

#93
20150273602
2015-10-01

Electrochemical machining tool, electrochemical machining system, and perforated member manufacturing method

#94
20150251262
2015-09-10

Electrochemical machining apparatus

#95
20150246402
2015-09-03

Electrical discharge machine and method for manufacturing machined object using the same

#96
20150239056
2015-08-27

Electrical discharge machining method and electrode-guide position setting device

#97
20150231717
2015-08-20

Electrochemical machining tool and electrochemical machining system

#98
20150209884
2015-07-30

Replacement determination device for electrical discharge machining electrode and replacement determination method

#99
20150209883
2015-07-30

Electrical discharge machining method

#100
20150190890
2015-07-09

Systems, methods, and apparatus for locating and drilling closed holes of a turbine component

#101
20150184517
2015-07-02

Airfoils with low-angle holes and methods for drilling same

#102
20150174710
2015-06-25

Method of manufacturing heat exchanger cooling passages in aero propulsion structure

#103
20150069023
2015-03-12

Method and apparatus for spark-erosion machining of a workpiece

#104
20150001093
2015-01-01

Methods and systems for electrochemical machining of an additively manufactured component

#105
20140360886
2014-12-11

Method for manufacturing fluid handling discs with porous mesh plates for use in ultrasonic mesh nebulizers

#106
20140246331
2014-09-04

Method for mass transfer of micro-patterns onto medical devices

#107
20140144884
2014-05-29

Small-hole electrical discharge machining device

#108
20140130354
2014-05-15

Method for manufacturing turbine nozzle having non-linear cooling conduit

#109
20140048515
2014-02-20

Template for forming cooling passages in a turbine engine component

#110
20140042128
2014-02-13

ELECTRIC DISCHARGE MACHINING PROCESS, ARTICLE FOR ELECTRIC DISCHARGE MACHINING, AND ELECTRIC DISCHARGE COOLANT

#111
20140008241
2014-01-09

Method and device for the electrochemical machining of work pieces

#112
20130319974
2013-12-05

Spark erosion tool and electrode for a spark erosion tool

#113
20130213941
2013-08-22

Electric discharge machine and electric discharge machining method

#114
20130206733
2013-08-15

EDM method for multi-lobed cooling hole

#115
20130193000
2013-08-01

Electrode and installation for electrochemical machining and method therefor

#116
20130152392
2013-06-20

Methods for forming a heat exchanger and portions thereof

#117
20130062218
2013-03-14

METHOD FOR PRODUCING AN ARBITRARY GEOMETRY ON PISTONS OF INTERNAL COMBUSTION ENGINES

#118
20130014567
2013-01-17

Chromatography apparatus having diffusion-bonded and surface-modified components

#119
20130001203
2013-01-03

Electric discharge machining hole drilling

#120
20120285820
2012-11-15

Tool adapter assembly and machining system

#121
20120244010
2012-09-27

Electrode and electrochemical machining process for forming non-circular holes

#122
20120170988
2012-07-05

Method of producing holes and countersinks in polycrystalline bodies

#123
20120153141
2012-06-21

Ion transfer tube for a mass spectrometer system

#124
20120138576
2012-06-07

COMPOUND ELECTRICAL DISCHARGE MACHINING APPARATUS AND SMALL-HOLE ELECTRICAL DISCHARGE MACHINING MODULE THEREOF

#125
20120132623
2012-05-31

ELECTRODE HOLDER

#126
20120109285
2012-05-03

Method for mass transfer of micro-patterns onto medical devices

#127
20110268518
2011-11-03

Rotary cutting tool having PCD cutting tip

#128
20110186551
2011-08-04

Electric discharge machine and method of producing nozzle body using the same

#129
20110186550
2011-08-04

Method of creating an airfoil trench and a plurality of cooling holes within the trench

#130
20110174783
2011-07-21

Microhole electric discharge machining apparatus and electric discharge machining method

#131
20110158820
2011-06-30

Composite gas turbine engine component

#132
20110132876
2011-06-09

ARTICLE HAVING DIFFUSER HOLES AND METHOD OF MAKING SAME

#133
20110070096
2011-03-24

Electrochemical machining assembly with curved electrode

#134
20100243612
2010-09-30

ELECTRICAL DISCHARGE MACHINING

#135
20100140226
2010-06-10

TANDEM MICRO ELECTRO-DISCHARGE MACHINING APPARATUS

#136
20100111671
2010-05-06

Methods and apparatus involving shroud cooling

#137
20100108644
2010-05-06

Apparatus and method for making bores in an edge of a turbine blade

#138
20100108289
2010-05-06

Method of manufacturing heat exchanger cooling passages in aero propulsion structure

#139
20100051588
2010-03-04

Electro discharge machining apparatus and method

#140
20100038259
2010-02-18

METHOD FOR MACHINING A COATED FRICTIONAL CONTACT SURFACE MADE OF ELECTRICALLY CONDUCTIVE MATERIAL, AND ELECTRODE FOR ELECTROCHEMICAL MACHINING

#141
20100005650
2010-01-14

Gradation twin-wire EDM manufacturing system

#142
20090314748
2009-12-24

ULTRASONIC ASSISTED ELECTRODISCHARGE MACHINING

#143
20090277803
2009-11-12

Method and tool for forming non-circular holes using a selectively coated electrode

#144
20090208344
2009-08-20

Process For The Electrolytic Treatment Of A Component, And A Component With Through-Hole

#145
20090200274
2009-08-13

Electrode Arrangement for Electrical Discharge Machining on an Electrically Non-Conductive Material

#146
20090134136
2009-05-28

Apparatus and method to machine holes

#147
20090120411
2009-05-14

Machining method

#148
20080230396
2008-09-25

Methods and systems for forming turbulated cooling holes

#149
20080230379
2008-09-25

Methods and systems for forming cooling holes having circular inlets and non-circular outlets

#150
20080230378
2008-09-25

Methods and systems for forming tapered cooling holes

#151
20080223828
2008-09-18

Step-down plunge electrodischarge machining

#152
20080203069
2008-08-28

EDM process for manufacturing reverse tapered holes

#153
20080197115
2008-08-21

Electrical discharge machine

#154
20080173618
2008-07-24

Method for detecting and compensating electrode wear of electric discharge machining

#155
20080142488
2008-06-19

COMPOUND ELECTRODE, METHODS OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME

#156
20080017614
2008-01-24

Electric-discharge-machining power supply apparatus and small-hole electric-discharge machining apparatus

#157
20070151955
2007-07-05

AUTOMATIC COLLET FOR ELECTRIC DISCHRGE MACHINING ELECTRODE

#158
20070151954
2007-07-05

Methods and apparatus for fabricating components

#159
20070102402
2007-05-10

Electric discharge machining apparatus

#160
20070095796
2007-05-03

Electrode dressing template

#161
20070084833
2007-04-19

Method and apparatus for electrode dressing

#162
20060289392
2006-12-28

Method and Apparatus for Clamping an Electrode Tube in EDM Drill Equipment

#163
20060273073
2006-12-07

Method of producing cooling holes in highly contoured airfoils

#164
20060231530
2006-10-19

Process of forming conical holes with an electrical discharge machining system

#165
20060163211
2006-07-27

Article having diffuser holes and method of making same

#166
20060054598
2006-03-16

Electric discharge machine and machining method therefor

#167
20060006150
2006-01-12

Electrical discharge machine power supply

#168
20050252887
2005-11-17

Small hole electric discharge machining equipment automatic electrode change device and method

#169
20050223555
2005-10-13

Method for forming holes, component having holes, and liquid-discharge head

#170
20050173388
2005-08-11

Method of producing a composite component

#171
20050127042
2005-06-16

Monitoring electrode condition in an electro-discharge machine

#172
20050103330
2005-05-19

Process of manufacturing drug delivery sprayheads

#173
20050082261
2005-04-21

Apparatus and method for machining in confined spaces

#174
20050077269
2005-04-14

Small hole electrical discharge machining method and small hole electrical discharge machining apparatus and electrode inserting method and electrode inserting apparatus

#175
20050061682
2005-03-24

Method and device for electroerosive material machining of a workpiece

#176
17822531
2023-09-05

Methods for forming munitions casings and casings and munitions formed thereby