TWI338052B - A control method of a bright annealing furnace - Google Patents

A control method of a bright annealing furnace Download PDF

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Publication number
TWI338052B
TWI338052B TW093129553A TW93129553A TWI338052B TW I338052 B TWI338052 B TW I338052B TW 093129553 A TW093129553 A TW 093129553A TW 93129553 A TW93129553 A TW 93129553A TW I338052 B TWI338052 B TW I338052B
Authority
TW
Taiwan
Prior art keywords
annealing furnace
furnace
partial pressure
dew point
water vapor
Prior art date
Application number
TW093129553A
Other languages
English (en)
Chinese (zh)
Other versions
TW200526790A (en
Inventor
Kenji Kousaka
Morihiko Imada
Original Assignee
Chugai Ro Kogyo Kaisha Ltd
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 Chugai Ro Kogyo Kaisha Ltd filed Critical Chugai Ro Kogyo Kaisha Ltd
Publication of TW200526790A publication Critical patent/TW200526790A/zh
Application granted granted Critical
Publication of TWI338052B publication Critical patent/TWI338052B/zh

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
    • 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
    • C21D1/76—Adjusting the composition of the atmosphere

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Furnace Details (AREA)
TW093129553A 2003-10-17 2004-09-30 A control method of a bright annealing furnace TWI338052B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003358078A JP2005120448A (ja) 2003-10-17 2003-10-17 光輝焼鈍炉の制御方法

Publications (2)

Publication Number Publication Date
TW200526790A TW200526790A (en) 2005-08-16
TWI338052B true TWI338052B (en) 2011-03-01

Family

ID=34463278

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093129553A TWI338052B (en) 2003-10-17 2004-09-30 A control method of a bright annealing furnace

Country Status (6)

Country Link
US (1) US20070107817A1 (ja)
EP (1) EP1679385A4 (ja)
JP (1) JP2005120448A (ja)
CN (1) CN1867686A (ja)
TW (1) TWI338052B (ja)
WO (1) WO2005038059A1 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5188448B2 (ja) * 2009-05-11 2013-04-24 中外炉工業株式会社 連続焼鈍炉
CN102534182B (zh) * 2012-02-23 2014-02-12 中冶南方工程技术有限公司 一种用于罩式退火炉工艺的控制***
WO2013146520A1 (ja) * 2012-03-27 2013-10-03 関東冶金工業株式会社 熱処理方法および熱処理装置、並びに熱処理システム
CN105018714B (zh) * 2014-04-17 2017-02-22 宝山钢铁股份有限公司 连续退火炉内气氛增湿方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53110909A (en) * 1977-03-10 1978-09-28 Oriental Engineering Co Control method of furnace atomosphere
JPS6039131B2 (ja) * 1980-08-07 1985-09-04 オリエンタルエンヂニアリング株式会社 光輝熱処理における炉気制御方法
DE3733884A1 (de) * 1987-10-07 1989-04-27 Linde Ag Verfahren zum gluehen von metallteilen in durchlaufoefen
JPH032317A (ja) * 1989-05-29 1991-01-08 Sumitomo Metal Ind Ltd 光輝焼鈍炉の雰囲気ガス調整方法
DE4010102A1 (de) * 1990-03-29 1991-10-02 Linde Ag Verfahren zum gluehen von staehlernem gluehgut
JP2530580Y2 (ja) * 1991-06-12 1997-03-26 日本酸素株式会社 熱処理雰囲気炉
AT1469U1 (de) * 1996-04-10 1997-05-26 E & E Elektronik Gmbh Verfahren zum ermitteln der absoluten luftfeuchtigkeit
JPH1072624A (ja) * 1996-08-30 1998-03-17 Nisshin Steel Co Ltd 光輝焼鈍炉におけるホワイトパウダーの削減方法
JPH1150202A (ja) * 1997-07-29 1999-02-23 Sumitomo Metal Ind Ltd 耐銹性に優れたフェライト系ステンレス鋼光輝焼鈍材およびその製造方法
JPH11158559A (ja) * 1997-11-27 1999-06-15 Sumitomo Metal Ind Ltd 連続焼鈍炉の炉内雰囲気制御方法
GB9800528D0 (en) * 1998-01-12 1998-03-11 Boc Group Plc Furnace atmosphere dew point control
JP3882470B2 (ja) * 2000-06-06 2007-02-14 住友金属工業株式会社 オーステナイト系ステンレス鋼板の製造方法
JP2003247787A (ja) * 2002-02-22 2003-09-05 Chugai Ro Co Ltd 連続焼鈍炉におけるホワイトパウダー除去装置

Also Published As

Publication number Publication date
US20070107817A1 (en) 2007-05-17
TW200526790A (en) 2005-08-16
JP2005120448A (ja) 2005-05-12
EP1679385A4 (en) 2007-05-30
WO2005038059A1 (ja) 2005-04-28
EP1679385A1 (en) 2006-07-12
CN1867686A (zh) 2006-11-22

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MM4A Annulment or lapse of patent due to non-payment of fees