ClassID:

39154

B21J9/12 - CPC Classification

Classification description:

Forging presses; Drives for forging presses operated by hydraulic or liquid pressure

Sub-classes:
Recent Application in this class:
#1
20250073774
2025-03-06

Hydraulic Forming Machine for Workpiece Forming, Hydraulic Control Unit and Method for Controlling a Hydraulic Cylinder of a Hydraulic Forming Machine

#2
20240216984
2024-07-04

LIGHTWEIGHT TWO-CROSSBEAM HIGH-SPEED FREE FORGING HYDRAULIC PRESS

#3
20240207922
2024-06-27

HOT FORMING A CAST FORGING INGOT

#4
20230381852
2023-11-30

WORKPIECE PROCESSING APPARATUS

#5
20230013212
2023-01-19

Forging device and forging method for outer joint member of constant-velocity universal joint

#6
20210370387
2021-12-02

Forging device and forging method for outer joint member of constant-velocity universal joint

#7
20210260645
2021-08-26

Press with Center Hole Hydraulic Cylinder

#8
20210016343
2021-01-21

High-efficiency Transmission Free Forging Hydraulic Press and Operation Method thereof

#9
20200230690
2020-07-23

Hydraulic Forging Machine And Method Of Replacing Upper Anvil Thereof

#10
20200180010
2020-06-11

Striking unit and method for material processing by the use of high kinetic energy

#11
20190217373
2019-07-18

Hydraulic cylinder

#12
20180229576
2018-08-16

Vehicle stabilizer, processing device for eye portion of stabilizer, and processing method for eye portion

#13
20180221937
2018-08-09

Method and Apparatus For Producing A Forged Compressor Wheel

#14
20180214932
2018-08-02

Hydraulic knockout device

#15
20180187702
2018-07-05

Hydraulic machine unit and method for operating such a machine unit

#16
20180185900
2018-07-05

Forming machine, in particular forging hammer, and method for controlling a forming machine

#17
20180117654
2018-05-03

Deformation Method and Press

#18
20170312810
2017-11-02

Hydraulic forging press and method for controlling same

#19
20170136522
2017-05-18

Striking unit and method for material processing by the use of high kinetic energy

#20
20160136711
2016-05-19

Press forming apparatus and press forming method for a semi-solid metal material

#21
20150321244
2015-11-12

Forging press

#22
20150290689
2015-10-15

Forming machine, particularly ring-rolling machine

#23
20150252833
2015-09-10

Lockbolt

#24
20150096346
2015-04-09

Process for upset forging of drill pipe and articles produced thereby

#25
20150042072
2015-02-12

Method and Apparatus for Cold Forging Metal Tubing for Trailer Hitch Receivers and the Trailer Hitch Receiver so Formed

#26
20140318390
2014-10-30

Press and method for pressing workpieces

#27
20120266642
2012-10-25

Forming machine for forging, in particular, stretch-forging, workpieces

#28
20110302980
2011-12-15

CHARGING DEVICE FOR A BUSH EXPANDER FOR PUNCHED BUSH BLANKS MADE OF STEEL, FOR EXAMPLE, AND METHOD FOR FORGING PUNCHED BUSH BLANKS

#29
20110030443
2011-02-10

Double closed hydraulic mould stand

#30
20060028061
2006-02-09

Reshaping device with ejector and method of ejecting workpieces

#31
20050223773
2005-10-13

Long reach press