ClassID:

119118

C21D9/62 - CPC Classification

Classification description:

Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length; Furnaces for treating strips or wire; Continuous furnaces for strip or wire with direct resistance heating

Recent Application in this class:
#1
20250163534
2025-05-22

HIGH PERFORMANCE THERMAL INSULATION OF A HEAT TREATMENT FURNACE FOR ANNEALING A CONTINUOUSLY MOVING STRIP

#2
20220033928
2022-02-03

Hot-band annealing equipment, hot-band annealing method and descaling method for Si-containing hot rolled steel sheet

#3
20200299802
2020-09-24

RESISTANCE ANNEALING FURNACE TO ANNEAL AT LEAST ONE METAL OR METAL ALLOY WIRE, STRAND, STRING, WIRE ROD OR STRIP

#4
20180100209
2018-04-12

Method and device for reaction control

#5
20170051375
2017-02-23

Method for the heat treatment of a steel reinforcement element for tires

#6
20160281191
2016-09-29

Resistance annealing furnace to anneal a metal wire, strand, string, wire rod or strap

#7
20160273068
2016-09-22

Resistance annealing furnace to anneal a metal wire, strand, string, wire rod or strap

#8
20140084523
2014-03-27

Apparatus for the continuous thermal treatment of electrically conductive continually cast material and arrangement of a sliding contact element

#9
20110247383
2011-10-13

Manufacture of coil springs

#10
20110017368
2011-01-27

Steel Material, Process of Fabricating Steel Material, and Apparatus of Fabricating Steel Material

#11
20100264129
2010-10-21

Electrode support structure and electric heating device having same

#12
20090229715
2009-09-17

Method for manufacturing wire, apparatus for manufacturing wire, and copper alloy wire

#13
20080006350
2008-01-10

Method and Device for the Deformation of Semi-Finished Material in Wire and Rod Form, Close to the Final Dimensions, as Well as a Flat Profile Produced Accordingly

#14
20060226584
2006-10-12

Steel-member manufacturing facility, thin bearing-member and thrust bearing

#15
20060115372
2006-06-01

Refractory metal annealing bands

#16
20060049160
2006-03-09

Method and arrangement for annealing of strips

#17
20050028574
2005-02-10

Flat metal, production device and production method