GB2270327B - A process and apparatus for the continuous annealing of metallic material in the presence of hydrogen-rich protective gas - Google Patents

A process and apparatus for the continuous annealing of metallic material in the presence of hydrogen-rich protective gas

Info

Publication number
GB2270327B
GB2270327B GB9316091A GB9316091A GB2270327B GB 2270327 B GB2270327 B GB 2270327B GB 9316091 A GB9316091 A GB 9316091A GB 9316091 A GB9316091 A GB 9316091A GB 2270327 B GB2270327 B GB 2270327B
Authority
GB
United Kingdom
Prior art keywords
hydrogen
metallic material
protective gas
continuous annealing
rich protective
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9316091A
Other versions
GB2270327A (en
GB9316091D0 (en
Inventor
Alexander Jurmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Linde GmbH
Original Assignee
Linde GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Linde GmbH filed Critical Linde GmbH
Publication of GB9316091D0 publication Critical patent/GB9316091D0/en
Publication of GB2270327A publication Critical patent/GB2270327A/en
Application granted granted Critical
Publication of GB2270327B publication Critical patent/GB2270327B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/56—Continuous furnaces for strip or wire
    • C21D9/561—Continuous furnaces for strip or wire with a controlled atmosphere or vacuum
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/767—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material with forced gas circulation; Reheating thereof
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/56—Continuous furnaces for strip or wire
    • C21D9/573—Continuous furnaces for strip or wire with cooling
GB9316091A 1992-08-06 1993-08-03 A process and apparatus for the continuous annealing of metallic material in the presence of hydrogen-rich protective gas Expired - Fee Related GB2270327B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19924225982 DE4225982A1 (en) 1992-08-06 1992-08-06 Process for the continuous annealing of metallic material under a hydrogen-rich protective gas

Publications (3)

Publication Number Publication Date
GB9316091D0 GB9316091D0 (en) 1993-09-15
GB2270327A GB2270327A (en) 1994-03-09
GB2270327B true GB2270327B (en) 1995-06-14

Family

ID=6464956

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9316091A Expired - Fee Related GB2270327B (en) 1992-08-06 1993-08-03 A process and apparatus for the continuous annealing of metallic material in the presence of hydrogen-rich protective gas

Country Status (2)

Country Link
DE (1) DE4225982A1 (en)
GB (1) GB2270327B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003247787A (en) * 2002-02-22 2003-09-05 Chugai Ro Co Ltd White powder removing device in continuous annealing furnace

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51100917A (en) * 1975-03-03 1976-09-06 Kobe Steel Ltd Funikigasunosaisei saishonyoru reienkohanno shodonhoho
US4398971A (en) * 1981-12-31 1983-08-16 Aga Aktiebolag Method of heating, holding or heat treatment of metal material
JPS62177126A (en) * 1986-01-31 1987-08-04 Nisshin Steel Co Ltd Method for continuously annealing strip
US5158625A (en) * 1990-04-04 1992-10-27 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Process and apparatus for heat treating articles while hardening in gaseous medium

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2095807A (en) * 1935-06-26 1937-10-12 Westinghouse Electric & Mfg Co Fusion welding or brazing of metals
DE3733884A1 (en) * 1987-10-07 1989-04-27 Linde Ag METHOD FOR GLOWING METAL PARTS IN CONTINUOUS OVENS
DE3926417A1 (en) * 1989-01-17 1990-07-19 Linde Ag METHOD FOR GLOWING METAL PARTS UNDER HYDROGEN PROTECTIVE GAS IN A CONTINUOUS OVEN

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51100917A (en) * 1975-03-03 1976-09-06 Kobe Steel Ltd Funikigasunosaisei saishonyoru reienkohanno shodonhoho
US4398971A (en) * 1981-12-31 1983-08-16 Aga Aktiebolag Method of heating, holding or heat treatment of metal material
JPS62177126A (en) * 1986-01-31 1987-08-04 Nisshin Steel Co Ltd Method for continuously annealing strip
US5158625A (en) * 1990-04-04 1992-10-27 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Process and apparatus for heat treating articles while hardening in gaseous medium

Also Published As

Publication number Publication date
GB2270327A (en) 1994-03-09
DE4225982A1 (en) 1994-02-10
GB9316091D0 (en) 1993-09-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970803