GB2029455B - Method and apparatus for annealing silicon steel - Google Patents

Method and apparatus for annealing silicon steel

Info

Publication number
GB2029455B
GB2029455B GB7912632A GB7912632A GB2029455B GB 2029455 B GB2029455 B GB 2029455B GB 7912632 A GB7912632 A GB 7912632A GB 7912632 A GB7912632 A GB 7912632A GB 2029455 B GB2029455 B GB 2029455B
Authority
GB
United Kingdom
Prior art keywords
silicon steel
annealing silicon
annealing
steel
silicon
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
Application number
GB7912632A
Other languages
English (en)
Other versions
GB2029455A (en
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.)
Sunbeam Oster Co Inc
Original Assignee
Allegheny Ludlum Industries Inc
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 Allegheny Ludlum Industries Inc filed Critical Allegheny Ludlum Industries Inc
Publication of GB2029455A publication Critical patent/GB2029455A/en
Application granted granted Critical
Publication of GB2029455B publication Critical patent/GB2029455B/en
Expired 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Furnace Details (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
GB7912632A 1978-04-20 1979-04-10 Method and apparatus for annealing silicon steel Expired GB2029455B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/898,010 US4167426A (en) 1978-04-20 1978-04-20 Method for annealing silicon steel

Publications (2)

Publication Number Publication Date
GB2029455A GB2029455A (en) 1980-03-19
GB2029455B true GB2029455B (en) 1982-12-22

Family

ID=25408792

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7912632A Expired GB2029455B (en) 1978-04-20 1979-04-10 Method and apparatus for annealing silicon steel

Country Status (19)

Country Link
US (1) US4167426A (US06262066-20010717-C00424.png)
JP (1) JPS54145320A (US06262066-20010717-C00424.png)
AR (1) AR217745A1 (US06262066-20010717-C00424.png)
AT (1) AT381958B (US06262066-20010717-C00424.png)
AU (1) AU528303B2 (US06262066-20010717-C00424.png)
BE (1) BE875753A (US06262066-20010717-C00424.png)
BR (1) BR7902314A (US06262066-20010717-C00424.png)
CA (1) CA1122887A (US06262066-20010717-C00424.png)
CS (1) CS213313B2 (US06262066-20010717-C00424.png)
DE (1) DE2916151A1 (US06262066-20010717-C00424.png)
ES (1) ES479747A1 (US06262066-20010717-C00424.png)
FR (1) FR2423544B1 (US06262066-20010717-C00424.png)
GB (1) GB2029455B (US06262066-20010717-C00424.png)
HU (1) HU179104B (US06262066-20010717-C00424.png)
IT (1) IT1115133B (US06262066-20010717-C00424.png)
MX (1) MX6054E (US06262066-20010717-C00424.png)
PL (1) PL118136B1 (US06262066-20010717-C00424.png)
SE (1) SE446274B (US06262066-20010717-C00424.png)
YU (1) YU72779A (US06262066-20010717-C00424.png)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3105064C2 (de) * 1981-02-12 1983-07-07 Thyssen Grillo Funke GmbH, 4650 Gelsenkirchen Verfahren zur Wärmebehandlung von zu Bunden (Coils) aufgehaspeltem Metallband
US4398971A (en) * 1981-12-31 1983-08-16 Aga Aktiebolag Method of heating, holding or heat treatment of metal material
US4540363A (en) * 1984-03-01 1985-09-10 Seco/Warwick Corporation Ingot pusher furnace
US4596526A (en) * 1985-03-04 1986-06-24 Worthington Industries, Inc. Batch coil annealing furnace and method
DE3736501C1 (de) * 1987-10-28 1988-06-09 Degussa Verfahren zur Waermebehandlung metallischer Werkstuecke
DE4428614C2 (de) * 1994-08-12 1999-07-01 Loi Thermprocess Gmbh Verfahren zum Glühen von Metallteilen
US5143558A (en) * 1991-03-11 1992-09-01 Thermo Process Systems Inc. Method of heat treating metal parts in an integrated continuous and batch furnace system
ES2188401B1 (es) * 2001-10-10 2004-03-01 Linares Fernanda Ruiz Acero en su composicion hidrogeno
CN113654350A (zh) * 2021-08-17 2021-11-16 浙江科奥陶业有限公司 一种高温纯氢气保护气氛推舟炉设备及其工艺方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR55831E (fr) * 1943-02-02 1952-09-08 Perfectionnements aux procédés et dispositifs pour le revêtement d'objets en métal par des couches protectrices d'un métal différent
US2955062A (en) * 1952-02-27 1960-10-04 Midland Ross Corp Method for carburizing in a continuous furnace
GB947437A (en) * 1962-01-24 1964-01-22 Ass Elect Ind Improvements relating to the control of the supply of process gas to a furnace
US3606289A (en) * 1969-02-26 1971-09-20 Allegheny Ludlum Steel Apparatus for annealing steel coils
US3778221A (en) * 1969-02-26 1973-12-11 Allegheny Ludlum Ind Inc Annealing furnace and method for its operation
BE788908A (fr) * 1971-09-17 1973-03-15 Allegheny Ludlum Ind Inc Four a recuire les bobines de feuillard et son procede d'exploitation
SE364729B (US06262066-20010717-C00424.png) * 1972-11-06 1974-03-04 Graenges Eng Ab

Also Published As

Publication number Publication date
CA1122887A (en) 1982-05-04
GB2029455A (en) 1980-03-19
PL215034A1 (US06262066-20010717-C00424.png) 1980-01-14
CS213313B2 (en) 1982-04-09
BR7902314A (pt) 1979-10-23
MX6054E (es) 1984-10-16
JPS54145320A (en) 1979-11-13
SE7903414L (sv) 1979-10-21
FR2423544B1 (fr) 1987-06-19
YU72779A (en) 1983-02-28
DE2916151C2 (US06262066-20010717-C00424.png) 1987-04-09
FR2423544A1 (fr) 1979-11-16
AU4541379A (en) 1979-11-29
US4167426A (en) 1979-09-11
PL118136B1 (en) 1981-09-30
ATA301079A (de) 1986-05-15
DE2916151A1 (de) 1979-10-31
IT7948791A0 (it) 1979-04-19
HU179104B (en) 1982-08-28
AR217745A1 (es) 1980-04-15
AU528303B2 (en) 1983-04-21
SE446274B (sv) 1986-08-25
IT1115133B (it) 1986-02-03
ES479747A1 (es) 1980-07-01
BE875753A (fr) 1979-10-22
AT381958B (de) 1986-12-29

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee