ClassID:

38694

B21D37/18 - CPC Classification

Classification description:

Tools as parts of machines covered by this subclass Lubricating, e.g. lubricating tool and workpiece simultaneously

Recent Application in this class:
#1
20260083181
2026-03-26

Low-cost manufacturing method of atomization assembly and fixing and using method thereof

#2
20260034578
2026-02-05

Self-Lubricating Connector

#3
20250360548
2025-11-27

MANDREL ASSEMBLY FOR A TUBE BENDING MACHINE

#4
20250325995
2025-10-23

METHOD AND APPARATUS FOR DISPERSING OIL

#5
20250312838
2025-10-09

EXPANSION TOOL

#6
20250290006
2025-09-18

AQUEOUS LUBRICANT FOR METALWORKING

#7
20250281963
2025-09-11

PUNCHING DEVICE AND PUNCHING METHOD USING SAME

#8
20250236808
2025-07-24

WATER-SOLUBLE LUBRICANT

#9
20250128312
2025-04-24

PROCESS FOR THE FINE BLANKING OF WORKPIECES AND FINE BLANKING PRESS

#10
20240421675
2024-12-19

METHOD FOR MANUFACTURING LAMINATED IRON CORE AND APPARATUS FOR MANUFACTURING LAMINATED IRON CORE

#11
20240399436
2024-12-05

Push-bending forming device and method for titanium alloy tubes

#12
20240309287
2024-09-19

AQUEOUS LUBRICANT COMPOSITION FOR METALWORKING

#13
20240198406
2024-06-20

METHOD AND DEVICE FOR SHEET METAL BENDING OR SHEET METAL CUTTING WITH REDUCED FORMATION OF FLAKES

#14
20240166968
2024-05-23

ONE-STEP PRETREATMENT METHOD OF METALLIC SUBSTRATES AT NON-NEUTRAL PH VALUES FOR METAL COLD FORMING

#15
20240033805
2024-02-01

EXPANSION TOOL

#16
20240024905
2024-01-25

Spray head for cooling lubrication of a die of a forming machine

#17
20240017316
2024-01-18

METHOD AND SYSTEM FOR ELECTROSTATICALLY CHARGING STAMPING LUBRICANT TO CONTROL DEPOSITION

#18
20230381796
2023-11-30

Method and apparatus for dispersing oil

#19
20230311192
2023-10-05

Method and system for lubricating and forming a metal component from sheet metal

#20
20230271243
2023-08-31

Bending system and greasing unit

#21
20230109435
2023-04-06

Method and apparatus for dispersing oil

#22
20230107855
2023-04-06

Oil dispensing spray nozzle

#23
20230106230
2023-04-06

METHOD AND APPARATUS FOR DISPERSING OIL

#24
20230106175
2023-04-06

ONE-STEP PRETREATMENT METHOD OF METALLIC SUBSTRATES FOR METAL COLD FORMING

#25
20230072745
2023-03-09

Self-Lubricating Connector

#26
20220324008
2022-10-13

Expansion tool

#27
20220161309
2022-05-26

Tube bending systems

#28
20220119731
2022-04-21

Aqueous metalworking fluids and methods for using the same

#29
20210299730
2021-09-30

Self-lubricating connector

#30
20210207253
2021-07-08

Apparatus and process for localized patterned surface hardening for light-weight alloys to increase wear resistance under lubricated contact

#31
20210069767
2021-03-11

DIE FOR IRONING WORKING AND DIE MODULE

#32
20210060596
2021-03-04

Release agent spraying device and forming apparatus

#33
20210039154
2021-02-11

Lubrication ring for a mechanical expander for sizing large pipes

#34
20200206801
2020-07-02

System for cleaning, protecting and lubricating hyperbolic rollers and bearings placed in a rotating rotor which is used for straightening wire, rod or reinforcing bar, using air and oil

#35
20200001345
2020-01-02

HEAT BALANCE SYSTEM IN PUNCH APPARATUS

#36
20190337040
2019-11-07

Apparatus, system, and method for forming metal parts

#37
20190224736
2019-07-25

Differential temperature push bending method and device for tube with small bending radius

#38
20190137200
2019-05-09

Low pressure oil cooled composite ram bushing with secondary cooling

#39
20190106653
2019-04-11

Metalworking oil composition

#40
20190105695
2019-04-11

Method for producing pipe material

#41
20190070653
2019-03-07

Multiple tool

#42
20180318909
2018-11-08

Steam cushion forming

#43
20180200740
2018-07-19

Spray head for supplying at least one die of a forming machine with lubricating coolant, and method for producing such a spray head

#44
20180154415
2018-06-07

Methods for bending thin-walled tubes

#45
20180135781
2018-05-17

Heated hose, in particular for oiling plants, in particular for electrostatic oiling of metal bands

#46
20180117660
2018-05-03

Hot stamping apparatus and method for preventing plating from sticking to mold

#47
20180079986
2018-03-22

Non-Chlorinated Alkoxylated Alcohol Phosphate for Metal Working

#48
20170297232
2017-10-19

Methods and systems requiring lubrication

#49
20170252789
2017-09-07

A DIE OR PUNCH FOR A PRESS TOOL

#50
20170194127
2017-07-06

Slide part and surface processing method of the same

#51
20170165736
2017-06-15

Apparatus, system, and method for forming metal parts

#52
20170056952
2017-03-02

Prelubricated stock sheet and method and system for making the same

#53
20160361744
2016-12-15

Press die apparatus

#54
20160326017
2016-11-10

Dissolved air flotation use with cationic metal processing fluids

#55
20160325334
2016-11-10

Spinning forming device

#56
20160207090
2016-07-21

LUBRICATOR WITH QUICK RELEASE MODULAR MOUNTING

#57
20160199900
2016-07-14

Floatingly mounted column frame for wobble compensation movement

#58
20160105206
2016-04-14

Electronic Device and Method for Manufacturing Housing Thereof

#59
20150359650
2015-12-17

Stent crimping tool insert, system, and method

#60
20150224558
2015-08-13

Lubrication system for warm forming

#61
20150202671
2015-07-23

METHOD FOR SHAPING A WORKPIECE

#62
20140298874
2014-10-09

Tube expanding drum machine

#63
20140260502
2014-09-18

Stent crimping tool insert, system, and method

#64
20140113157
2014-04-24

Slide part and surface processing method of the same

#65
20130266730
2013-10-10

Blanks for superplastic forming

#66
20130061648
2013-03-14

Multi-tool technology

#67
20130047808
2013-02-28

Punching and Forming Lubrication System and Lubricant Retention Matrix

#68
20120111078
2012-05-10

Metal forming process

#69
20120031245
2012-02-09

Punch tool device and method of supplying lubricating oil

#70
20110302979
2011-12-15

Lubrication processes for enhanced forgeability

#71
20110302978
2011-12-15

Lubrication processes for enhanced forgeability

#72
20110189439
2011-08-04

Slide part and surface processing methods of the same

#73
20110119881
2011-05-26

Multi-tool technology

#74
20110113845
2011-05-19

Magnetorheological lubricant for metal forming processes

#75
20100269558
2010-10-28

Method to improve solid lubricant film tribological performance and adhesion to hot forming material

#76
20100213677
2010-08-26

Key for quick change for turret pocket

#77
20100213030
2010-08-26

Lubrication applicator for can processing machine

#78
20100212394
2010-08-26

Can processing machine with cantilever design

#79
20100212393
2010-08-26

CAN PROCESSING MACHINE WITH CANTILEVER DESIGN

#80
20100212390
2010-08-26

Dual ram assembly for necker machine

#81
20100212385
2010-08-26

Quick change for transfer starwheel

#82
20100212130
2010-08-26

Self compensating sliding air valve mechanism

#83
20100083728
2010-04-08

Die for use in sheet metal forming processes

#84
20090103995
2009-04-23

Method and device for lubricating tool and workpiece at cutting

#85
20090029887
2009-01-29

USE OF IONIC LIQUIDS FOR THE NONCUTTING FORMING OF METALLIC WORKPIECES

#86
20080282760
2008-11-20

ROTARY BENDER WITH HYBRID SADDLE

#87
20080078225
2008-04-03

Lubricant formulation for high temperature metal forming processes

#88
20080053185
2008-03-06

SYSTEM AND METHOD FOR DIE CUTTING MANIFOLD INCLUDING A LUBRICATION CHANNEL

#89
20070261466
2007-11-15

Multi-tool technology

#90
20050107891
2005-05-19

Sheet metal processing methods utilizing a combined punching and forming machine