FI (list display)

  • C21D1/00
  • General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering HB CC 4K034
  • C21D1/00@A
  • Heat treatment methods HB CC 4K034
  • C21D1/00@B
  • Heat treatment devices HB CC 4K034
  • C21D1/00@C
  • Detection, measurement, display (excluding control) HB CC 4K034
  • C21D1/00@D
  • Collection, treatment, use of waste gas, waste heat HB CC 4K034
  • C21D1/00@E
  • Heat retention HB CC 4K034
  • C21D1/00@F
  • Jigs (trays, pots, hanging apparatuses etc.) (refer to F 27 D 3/12) HB CC 4K034
  • C21D1/00@Z
  • Others HB CC 4K034
  • C21D1/00,111
  • .With covered item not moving inside heat treatment devices HB CC 4K034
  • C21D1/00,112
  • .With covered item moving inside heat treatment devices (tunnel furnace F 27 B 9/00) HB CC 4K034
  • C21D1/00,112@A
  • Conveyance method (excluding furnace) HB CC 4K034
  • C21D1/00,112@B
  • Conveyance devices (excluding furnace) HB CC 4K034
  • C21D1/00,112@C
  • Continuous furnace for treatment of continuous materials (strips, lines) HB CC 4K034
  • C21D1/00,112@D
  • Continuous heat treatment furnaces HB CC 4K034
  • C21D1/00,112@E
  • .Combined type for cold billets/hot billets (including intermediate charging type) HB CC 4K034
  • C21D1/00,112@F
  • .Furnace walls/partition walls/radiant body (refer to furnace walls/partition walls, F 27 D 1/, 5/, combustion side of current plate, F 23 M, flue side radiation bodies, F 27 D 17/) HB CC 4K034
  • C21D1/00,112@G
  • ..Furnace doors (refer to F 27 D 1/18) HB CC 4K034
  • C21D1/00,112@H
  • .Discharge, removal of melting scale (refer to F 27 D 23/02) HB CC 4K034
  • C21D1/00,112@J
  • .Furnace body seal (refer to F 27 D 7/06 B) HB CC 4K034
  • C21D1/00,112@K
  • .Control HB CC 4K034
  • C21D1/00,112@L
  • ..Conveyance control HB CC 4K034
  • C21D1/00,112@M
  • ...Charging, extraction control HB CC 4K034
  • C21D1/00,112@Z
  • Others HB CC 4K034
  • C21D1/00,113
  • ..Conveyance means (conveyance in general B 65 G) HB CC 4K034
  • C21D1/00,113@A
  • Pusher type HB CC 4K034
  • C21D1/00,113@B
  • Combined used of pusher and walking beam HB CC 4K034
  • C21D1/00,113@C
  • Rotating type (retort, rotary kiln type J) HB CC 4K034
  • C21D1/00,113@D
  • .Charging, extraction HB CC 4K034
  • C21D1/00,113@E
  • Vibration type (including swing type) HB CC 4K034
  • C21D1/00,113@F
  • Hanging type HB CC 4K034
  • C21D1/00,113@G
  • Hand cart type HB CC 4K034
  • C21D1/00,113@H
  • .Hand cart per se HB CC 4K034
  • C21D1/00,113@J
  • Retort, rotary kiln type (horizontal rotation, rotary hearth type C) HB CC 4K034
  • C21D1/00,113@Z
  • Others HB CC 4K034
  • C21D1/00,114
  • ...Walking beam HB CC 4K034
  • C21D1/00,114@A
  • Furnace operation HB CC 4K034
  • C21D1/00,114@B
  • Furnace details HB CC 4K034
  • C21D1/00,114@C
  • .Thermal shield of beam post HB CC 4K034
  • C21D1/00,114@D
  • .Sealing of bottom opening HB CC 4K034
  • C21D1/00,114@Z
  • Others HB CC 4K034
  • C21D1/00,115
  • ...Hearth rollers (for metal strips C 21 D 9/56, 101) HB CC 4K034
  • C21D1/00,115@A
  • Shapes, structures, materials HB CC 4K034
  • C21D1/00,115@Z
  • Others HB CC 4K034
  • C21D1/00,116
  • ...Skid pipes (refer to F 27 D 3/02) HB CC 4K034
  • C21D1/00,116@A
  • Skid pipe covers HB CC 4K034
  • C21D1/00,116@B
  • Shapes, structures, materials of skid rails, riders, buttons HB CC 4K034
  • C21D1/00,116@C
  • Reduction, removal of skid marks HB CC 4K034
  • C21D1/00,116@Z
  • Others HB CC 4K034
  • C21D1/00,117
  • ..Charging, extraction of covered items to heat treatment devices HB CC 4K034
  • C21D1/00,118
  • .Cooling HB CC 4K034
  • C21D1/00,118@A
  • Cooling floors (refer to B 21 B 43/) HB CC 4K034
  • C21D1/00,118@B
  • Continuous casting materials HB CC 4K034
  • C21D1/00,118@Z
  • Others HB CC 4K034
  • C21D1/00,119
  • ..Cooling by air HB CC 4K034
  • C21D1/00,120
  • ..Cooling by liquid HB CC 4K034
  • C21D1/00,121
  • ...Tanks HB CC 4K034
  • C21D1/00,122
  • ...Laminating flows (for metal strips C 21 D 9/52, 102) HB CC 4K034
  • C21D1/00,123
  • ...Sprays (for metal strips C 21 D 9/56, 102) HB CC 4K034
  • C21D1/00,123@A
  • Boards (cooling after rolling, B 21 B 45/) HB CC 4K034
  • C21D1/00,123@B
  • Pipe HB CC 4K034
  • C21D1/00,123@Z
  • Others HB CC 4K034
  • C21D1/00,124
  • ..Cooling by solid matters HB CC 4K034
  • C21D1/00,125
  • ..Combination of the above HB CC 4K034
  • C21D1/02
  • .Hardening articles or materials formed by forging or rolling, with no further heating beyond that required for the formation HB CC 4K039
  • C21D1/04
  • .with simultaneous application of supersonic waves, magnetic or electric fields HB CC 4K039
  • C21D1/06
  • .Surface hardening HB CC 4K039
  • C21D1/06@A
  • Carburizing, nitriding or carbo-nitriding HB CC 4K039
  • C21D1/06@E
  • characterized by heating-cooling operation HB CC 4K039
  • C21D1/06@Z
  • Others HB CC 4K039
  • C21D1/08
  • ..with flames HB CC 4K039
  • C21D1/09
  • ..by direct application of electrical or wave energy; by particle radiation [3] HB CC 4K039
  • C21D1/09@A
  • by wave energy, e.g. laser HB CC 4K039
  • C21D1/09@F
  • .characterized by optical system HB CC 4K039
  • C21D1/09@G
  • ..hardening the inner surface of holes or gutters HB CC 4K039
  • C21D1/09@H
  • ..characterized by moulding of beams, e.g. alteration of beam shape or energy distribution, integration mirror, parallelising HB CC 4K039
  • C21D1/09@L
  • .covering the surface of the work HB CC 4K039
  • C21D1/09@M
  • .characterized by process or operation HB CC 4K039
  • C21D1/09@R
  • .not characterized by process or operation HB CC 4K039
  • C21D1/09@B
  • by particle radiation HB CC 4K039
  • C21D1/09@C
  • by electrical energy HB CC 4K039
  • C21D1/09@U
  • .by galvanisation heating, e.g. high frequency galvanisation heating HB CC 4K039
  • C21D1/09@D
  • .using arc torch HB CC 4K039
  • C21D1/09@V
  • ..related to imitation HB CC 4K039
  • C21D1/09@W
  • ..related to oscillation, e.g. torch vibration HB CC 4K039
  • C21D1/09@E
  • .by electrolytic arc HB CC 4K039
  • C21D1/09@Z
  • Others HB CC 4K039
  • C21D1/10
  • ...by electric induction [3] HB CC 4K039
  • C21D1/10@A
  • Quenching of gears, screws or the llike HB CC 4K039
  • C21D1/10@B
  • Quenching of inner surface HB CC 4K039
  • C21D1/10@M
  • .by movable quenching HB CC 4K039
  • C21D1/10@C
  • in atmosphere HB CC 4K039
  • C21D1/10@D
  • characterized by measurement or control HB CC 4K039
  • C21D1/10@P
  • .Positioning or detection of position e.g. detection of angle, conveyance control, gripping devices HB CC 4K039
  • C21D1/10@E
  • for continuous treatment HB CC 4K039
  • C21D1/10@F
  • by mechanically restraining HB CC 4K039
  • C21D1/10@G
  • characterized by shape or structure of coil HB CC 4K039
  • C21D1/10@R
  • .for heating control e.g. coil position HB CC 4K039
  • C21D1/10@S
  • ..using core or the like HB CC 4K039
  • C21D1/10@H
  • characterized by heating for quenching HB CC 4K039
  • C21D1/10@U
  • .by adjustment of electricity HB CC 4K039
  • C21D1/10@J
  • characterized by cooling for quenching HB CC 4K039
  • C21D1/10@K
  • characterized by power source or connection HB CC 4K039
  • C21D1/10@Y
  • characterized by positioning or conveyance of the works HB CC 4K039
  • C21D1/10@Z
  • Others HB CC 4K039
  • C21D1/18
  • .Hardening (C21D 1/02 takes precedence); Quenching with or without subsequent tempering (quenching devices C21D 1/62) [3] HB CC 4K039
  • C21D1/18@A
  • Quenching of steel sheets HB CC 4K039
  • C21D1/18@B
  • Quenching of steel pipes HB CC 4K039
  • C21D1/18@C
  • Restrained quenching HB CC 4K039
  • C21D1/18@N
  • .of tubular or annular works HB CC 4K039
  • C21D1/18@Q
  • .of tabular or saucer-shaped works (largely defomed and that is no longer tabular C21D1/18@C) HB CC 4K039
  • C21D1/18@D
  • .Restraining by roller HB CC 4K039
  • C21D1/18@E
  • Quenching of specific steel type HB CC 4K039
  • C21D1/18@F
  • Spray quenching HB CC 4K039
  • C21D1/18@R
  • .Spraying on inner surface HB CC 4K039
  • C21D1/18@S
  • .Continuous quenching HB CC 4K039
  • C21D1/18@G
  • Bath quenching HB CC 4K039
  • C21D1/18@T
  • .Multi-chamber batch furnaces i.e. comprised of heating chamber and quenching chamber, e.g continuous heating of heating chamber HB CC 4K039
  • C21D1/18@H
  • .by continuous treatment HB CC 4K039
  • C21D1/18@J
  • .characterized by quenching tank and related matters HB CC 4K039
  • C21D1/18@U
  • .characterized by agitation or treatment of liquid e.g.heating or cooling of liquid, treatment of sludge HB CC 4K039
  • C21D1/18@V
  • .characterized by charging into quenching tank or swinging inside tank HB CC 4K039
  • C21D1/18@W
  • ..Charging by shoot HB CC 4K039
  • C21D1/18@K
  • by induced heating HB CC 4K039
  • C21D1/18@L
  • .Continuous heating of elongated materials HB CC 4K039
  • C21D1/18@M
  • ..Pipes HB CC 4K039
  • C21D1/18@X
  • Gas cooling HB CC 4K039
  • C21D1/18@P
  • Tempering HB CC 4K039
  • C21D1/18@Y
  • Sub-zero treatment HB CC 4K039
  • C21D1/18@Z
  • Others HB CC 4K039
  • C21D1/19
  • ..by interrupted quenching [3] HB CC 4K039
  • C21D1/20
  • ...Isothermal quenching, e.g. bainitic hardening [3] HB CC 4K039
  • C21D1/22
  • ...Martempering [3] HB CC 4K039
  • C21D1/25
  • ..Hardening, combined with annealing between 300 °C and 600 °C, i.e. heat refining ("Vergüten") [3] HB CC 4K039
  • C21D1/26
  • .Methods of annealing HB CC 4K039
  • C21D1/26@A
  • of pipes HB CC 4K039
  • C21D1/26@B
  • of wires HB CC 4K039
  • C21D1/26@C
  • .Continuous annealing HB CC 4K039
  • C21D1/26@D
  • of thin plates HB CC 4K039
  • C21D1/26@E
  • .Continuous annealing HB CC 4K039
  • C21D1/26@F
  • characterized by annealing devices for thin plates HB CC 4K039
  • C21D1/26@G
  • .Continuous annealing HB CC 4K039
  • C21D1/26@K
  • characterized by steel type HB CC 4K039
  • C21D1/26@N
  • characterized by atmosphere HB CC 4K039
  • C21D1/26@P
  • .Atmosphere composition and its generation HB CC 4K039
  • C21D1/26@R
  • of welded areas HB CC 4K039
  • C21D1/26@S
  • characterized by annealing devices or their use HB CC 4K039
  • C21D1/26@T
  • .Continuous annealing HB CC 4K039
  • C21D1/26@Z
  • Others HB CC 4K039
  • C21D1/28
  • ..Normalising HB CC 4K039
  • C21D1/30
  • ..Stress-relieving HB CC 4K039
  • C21D1/32
  • ..Soft annealing, e.g. spheroidising HB CC 4K039
  • C21D1/34
  • .Methods of heating (C21D 1/06 takes precedence) HB CC 4K039
  • C21D1/34@H
  • by laser (surface hardening C21D1/09) HB CC 4K039
  • C21D1/34@J
  • by electric furnace HB CC 4K039
  • C21D1/34@K
  • .characterized by control HB CC 4K039
  • C21D1/34@L
  • .by continuously HB CC 4K039
  • C21D1/34@P
  • using radiant tubes
    (using open-type radiant tube C21D1/52@G, preheating by exhaust from open fire furnace C21D1/52@P)
    HB CC 4K039
  • C21D1/34@R
  • radiation heating not otherwise provided for
    e.g. lamp, infrared heating, electrothermal heating other than by electric furnance or using radiation heat of those heated by gas
    HB CC 4K039
  • C21D1/34@S
  • by specified heating means not otherwise provided for e.g. dielectric, fusion heating HB CC 4K039
  • C21D1/34@U
  • by two or more heating means HB CC 4K039
  • C21D1/34@Z
  • Others HB CC 4K039
  • C21D1/34,101
  • ..by heating gas HB CC 4K039
  • C21D1/38
  • ..Heating by cathodic discharges HB CC 4K039
  • C21D1/38@A
  • by electronic beam HB CC 4K039
  • C21D1/38@Z
  • Others HB CC 4K039
  • C21D1/40
  • ..Direct resistance heating HB CC 4K039
  • C21D1/40@A
  • Continuous galvanisation heating HB CC 4K039
  • C21D1/40@C
  • Local heating HB CC 4K039
  • C21D1/40@E
  • by movable type e.g. turret, successive HB CC 4K039
  • C21D1/40@G
  • characterized by control or adjustment HB CC 4K039
  • C21D1/40@Z
  • Others HB CC 4K039
  • C21D1/42
  • ..Induction heating HB CC 4K039
  • C21D1/42@A
  • of powder or powder-moulded materials HB CC 4K039
  • C21D1/42@B
  • Local heating HB CC 4K039
  • C21D1/42@C
  • .of welded areas HB CC 4K039
  • C21D1/42@P
  • .Continuous side heating of boards HB CC 4K039
  • C21D1/42@Q
  • .Tip heating of rods or pipes HB CC 4K039
  • C21D1/42@D
  • under atmosphere HB CC 4K039
  • C21D1/42@E
  • characterized by power source, connection or power supply methods e.g. electric power, voltage, current, frequency, cord connection or connection of cooling water HB CC 4K039
  • C21D1/42@R
  • .Continuous heating e.g. successive hearing HB CC 4K039
  • C21D1/42@T
  • .characterized by heating power source or power supply method HB CC 4K039
  • C21D1/42@F
  • Control or detection (excluding power supply control) HB CC 4K039
  • C21D1/42@U
  • .Continuous heating HB CC 4K039
  • C21D1/42@G
  • characterized by supply, discharge, positioning or support HB CC 4K039
  • C21D1/42@H
  • .for continuous heating HB CC 4K039
  • C21D1/42@V
  • ..Billet heaters HB CC 4K039
  • C21D1/42@W
  • ...characterized by rails HB CC 4K039
  • C21D1/42@J
  • characterized by shape, structure or placement of heating coils HB CC 4K039
  • C21D1/42@K
  • .For continuous heating HB CC 4K039
  • C21D1/42@L
  • charaterized by structure or placement of heating furnace HB CC 4K039
  • C21D1/42@M
  • characterized by heating (power supply methods C21D1/42@E) HB CC 4K039
  • C21D1/42@Z
  • Others HB CC 4K039
  • C21D1/44
  • ..in heat-treatment baths HB CC 4K039
  • C21D1/46
  • ...Salt baths HB CC 4K039
  • C21D1/46@A
  • Bath composition, cleaning of baths, aging prevention of baths HB CC 4K039
  • C21D1/46@E
  • Collection or rinsing of salt or heat HB CC 4K039
  • C21D1/46@H
  • Heating of wires HB CC 4K039
  • C21D1/46@Z
  • Others HB CC 4K039
  • C21D1/48
  • ...Metal baths HB CC 4K039
  • C21D1/50
  • ...Oil baths HB CC 4K039
  • C21D1/52
  • ..with flames HB CC 4K039
  • C21D1/52@D
  • by open heat type furnace (by gas combusted elsewhere C21D1/34,101) HB CC 4K039
  • C21D1/52@E
  • .of continuous body HB CC 4K039
  • C21D1/52@F
  • .Local heating HB CC 4K039
  • C21D1/52@G
  • .characterized by radiation body e.g. open radiant tubes, ventilation solids) HB CC 4K039
  • C21D1/52@K
  • .characterized by control HB CC 4K039
  • C21D1/52@L
  • ..Combustion control of heating furnaces for slabs or the like. HB CC 4K039
  • C21D1/52@P
  • .characterized by combustion e.g. alignment of burner, guidance of combustion gas, distribution, open fire furnace HB CC 4K039
  • C21D1/52@Q
  • ..characterized by shape, structure of burners or use thereof HB CC 4K039
  • C21D1/52@R
  • ..characterized by fuels, input, cut-off of air for fuel (under specified atmospheric gas components C21D1/74 to C21D1/76) HB CC 4K039
  • C21D1/52@Y
  • characterized by shape, structure or alignment of burners other than those for heating furnace HB CC 4K039
  • C21D1/52@Z
  • Others HB CC 4K039
  • C21D1/53
  • ..Heating in fluidised beds [3] HB CC 4K039
  • C21D1/54
  • .Determining when the hardening temperature has been reached by measurement of magnetic or electrical properties HB CC 4K039
  • C21D1/55
  • .Hardenability tests, e.g. end-quench tests [3] HB CC 4K039
  • C21D1/56
  • .characterised by the quenching agents HB CC 4K039
  • C21D1/58
  • ..Oils HB CC 4K039
  • C21D1/60
  • ..Aqueous agents HB CC 4K039
  • C21D1/60@A
  • characterized by constituents HB CC 4K039
  • C21D1/60@Z
  • Others HB CC 4K039
  • C21D1/607
  • ..Molten salts [3] HB CC 4K039
  • C21D1/613
  • ..Gases; Liquefied or solidified normally gaseous material [3] HB CC 4K039
  • C21D1/62
  • .Quenching devices HB CC 4K039
  • C21D1/63
  • ..for bath quenching [3] HB CC 4K039
  • C21D1/64
  • ...with circulating liquids [3] HB CC 4K039
  • C21D1/667
  • ..for spray quenching [3] HB CC 4K039
  • C21D1/673
  • ..for die quenching [3] HB CC 4K039
  • C21D1/68
  • .Temporary coatings or embedding materials applied before or during heat treatment HB CC 4K039
  • C21D1/70
  • ..while heating or quenching HB CC 4K039
  • C21D1/70@A
  • for prevention of anastomoses HB CC 4K039
  • C21D1/70@B
  • .High Si steel HB CC 4K039
  • C21D1/70@E
  • for energy absorption, insulation or radiation HB CC 4K039
  • C21D1/70@F
  • for improvement of surface treatability HB CC 4K039
  • C21D1/70@G
  • for prevention of graphite precipitation e.g. from inside of the steel and atmosphere) HB CC 4K039
  • C21D1/70@K
  • for prevention of oxidation HB CC 4K039
  • C21D1/70@L
  • .by using covers or the like (excluding application, spraying) HB CC 4K039
  • C21D1/70@M
  • .for scale removal, reforming (antioxidants C21D1/70@P) HB CC 4K039
  • C21D1/70@N
  • .by multi-layered covering e.g.with at least one layer of antioxidant cover HB CC 4K039
  • C21D1/70@P
  • .by antioxidants HB CC 4K039
  • C21D1/70@Q
  • .by plating or thermal spraying HB CC 4K039
  • C21D1/70@R
  • .of non-ferrous materials HB CC 4K039
  • C21D1/70@U
  • for prevention of decarboxylation and decarburization HB CC 4K039
  • C21D1/70@V
  • for prevention of carbonitriding HB CC 4K039
  • C21D1/70@Z
  • Others HB CC 4K039
  • C21D1/72
  • ..during chemical change of surfaces HB CC 4K039
  • C21D1/74
  • .Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material HB CC 4K039
  • C21D1/74@F
  • of pipes HB CC 4K039
  • C21D1/74@G
  • of wires HB CC 4K039
  • C21D1/74@H
  • Continuous heat treatment of sheets HB CC 4K039
  • C21D1/74@J
  • in pulverulent material e.g. in fluidised bed furnance HB CC 4K039
  • C21D1/74@K
  • characterized by measurement or control HB CC 4K039
  • C21D1/74@L
  • Sealing from external air e.g. sealing of internal atmosphere HB CC 4K039
  • C21D1/74@M
  • .using gas HB CC 4K039
  • C21D1/74@P
  • characterized by atmospheric gas HB CC 4K039
  • C21D1/74@Q
  • .Advance purge or substitution HB CC 4K039
  • C21D1/74@R
  • .Sending air inside the furnace, exhausting air outside the furnace HB CC 4K039
  • C21D1/74@T
  • using inner covers or the like HB CC 4K039
  • C21D1/74@U
  • for continuous furnaces HB CC 4K039
  • C21D1/74@W
  • using core pipes HB CC 4K039
  • C21D1/74@X
  • characterized by heat treat furnaces, accessory devices of heat treat furnances and operation therefor not provided for otherwise HB CC 4K039
  • C21D1/74@Z
  • Others HB CC 4K039
  • C21D1/76
  • ..Adjusting the composition of the atmosphere HB CC 4K039
  • C21D1/76@E
  • using atmospheric gas HB CC 4K039
  • C21D1/76@F
  • .of stainless steel HB CC 4K039
  • C21D1/76@G
  • .Formation or reform of scales HB CC 4K039
  • C21D1/76@H
  • .Generation of atmospheric gas e.g. addition of H2O, addition of degradable solids, generation of gaseous N2 from liquid N2) HB CC 4K039
  • C21D1/76@J
  • ..Generation and transmutation of atmospheric gas e.g. transmutation outside the furnace HB CC 4K039
  • C21D1/76@L
  • ..Supply of raw gas to furnace atmosphere e.g. supply of dispersant gas, liquid HB CC 4K039
  • C21D1/76@M
  • ...for ammonium gas nitriding HB CC 4K039
  • C21D1/76@N
  • ..Reuse of combustion exhaust HB CC 4K039
  • C21D1/76@Q
  • ..Reuse of furnace atmospheric gas or purification of atmospheric gas (purification by supply of raw gas to furnace C21D1/76@L) HB CC 4K039
  • C21D1/76@R
  • .Control of furnace atmosphere (of stainless steel C21D1/76@F, formation of scales C21D1/76G, generation of atmospheric gas C21D1/76@J, reuse of cmbustion exhaust C21D1/76@N, reuse of atmospheric gas C21D1/76@Q) HB CC 4K039
  • C21D1/76@U
  • .Continuous heat treatment HB CC 4K039
  • C21D1/76@V
  • Open fire type HB CC 4K039
  • C21D1/76@W
  • .Control of furnace atmosphere HB CC 4K039
  • C21D1/76@Z
  • Others HB CC 4K039
  • C21D1/767
  • ..with forced gas circulation; Reheating thereof [3] HB CC 4K039
  • C21D1/767@A
  • for coils HB CC 4K039
  • C21D1/767@Z
  • Others HB CC 4K039
  • C21D1/773
  • ..under reduced pressure or vacuum [3] HB CC 4K039
  • C21D1/773@A
  • Single chamber heating and cooling devices HB CC 4K039
  • C21D1/773@D
  • Multi chamber heating and cooling devices HB CC 4K039
  • C21D1/773@G
  • Heat treatment of continuous body or continuous heat treatment by conveyors or the like. HB CC 4K039
  • C21D1/773@J
  • Heat treatment devices or operating method therefor HB CC 4K039
  • C21D1/773@K
  • .Furnace accessories HB CC 4K039
  • C21D1/773@Z
  • Others HB CC 4K039
  • C21D1/78
  • .Combined heat-treatments not provided for above HB CC 4K039
  • C21D1/82
  • .Descaling by thermal stresses (mechanically B21, B23; chemically C23; electrolytically C25F 1/00) HB CC 4K039
  • C21D1/84
  • .Controlled slow cooling (cooling-beds for metal rolling B21B 43/00) [3] HB CC 4K039
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