IT1114600B - Procedimento di produzione di un acciaio al silicio elettromagnetico - Google Patents
Procedimento di produzione di un acciaio al silicio elettromagneticoInfo
- Publication number
- IT1114600B IT1114600B IT48349/79A IT4834979A IT1114600B IT 1114600 B IT1114600 B IT 1114600B IT 48349/79 A IT48349/79 A IT 48349/79A IT 4834979 A IT4834979 A IT 4834979A IT 1114600 B IT1114600 B IT 1114600B
- Authority
- IT
- Italy
- Prior art keywords
- production process
- silicon steel
- electromagnetic silicon
- electromagnetic
- steel
- Prior art date
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
- C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
- C21D3/02—Extraction of non-metals
- C21D3/04—Decarburising
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
- C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
- C21D8/1283—Application of a separating or insulating coating
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23D—ENAMELLING OF, OR APPLYING A VITREOUS LAYER TO, METALS
- C23D5/00—Coating with enamels or vitreous layers
- C23D5/10—Coating with enamels or vitreous layers with refractory materials
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
- C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
- C21D8/1272—Final recrystallisation annealing
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/887,098 US4200477A (en) | 1978-03-16 | 1978-03-16 | Processing for electromagnetic silicon steel |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7948349A0 IT7948349A0 (it) | 1979-03-14 |
IT1114600B true IT1114600B (it) | 1986-01-27 |
Family
ID=25390451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48349/79A IT1114600B (it) | 1978-03-16 | 1979-03-14 | Procedimento di produzione di un acciaio al silicio elettromagnetico |
Country Status (16)
Country | Link |
---|---|
US (1) | US4200477A (it) |
JP (1) | JPS54128425A (it) |
AR (1) | AR215786A1 (it) |
AU (1) | AU528202B2 (it) |
BE (1) | BE874909A (it) |
BR (1) | BR7901466A (it) |
CA (1) | CA1127511A (it) |
DE (1) | DE2909020A1 (it) |
ES (1) | ES478713A1 (it) |
FR (1) | FR2419980A1 (it) |
GB (1) | GB2018823B (it) |
IT (1) | IT1114600B (it) |
PL (1) | PL214174A1 (it) |
RO (1) | RO78544A (it) |
SE (1) | SE427117B (it) |
YU (1) | YU54279A (it) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4334938A (en) * | 1980-08-22 | 1982-06-15 | Air Products And Chemicals, Inc. | Inhibited annealing of ferrous metals containing chromium |
US4482401A (en) * | 1982-07-19 | 1984-11-13 | Allegheny Ludlum Steel Corporation | Method for producing cube-on-edge oriented silicon steel |
US4582547A (en) * | 1984-05-07 | 1986-04-15 | Allegheny Ludlum Steel Corporation | Method for improving the annealing separator coating on silicon steel and coating therefor |
US4666535A (en) * | 1986-04-15 | 1987-05-19 | Allegheny Ludlum Corporation | Method of producing low core losses in oriented silicon steels |
JP2701314B2 (ja) * | 1988-05-10 | 1998-01-21 | 日本鋼管株式会社 | 磁気特性に優れた無方向性電磁鋼板及びその製造方法 |
US5082509A (en) * | 1989-04-14 | 1992-01-21 | Nippon Steel Corporation | Method of producing oriented electrical steel sheet having superior magnetic properties |
JP2782086B2 (ja) * | 1989-05-29 | 1998-07-30 | 新日本製鐵株式会社 | 磁気特性、皮膜特性ともに優れた一方向性電磁鋼板の製造方法 |
TW299354B (it) * | 1995-06-28 | 1997-03-01 | Kawasaki Steel Co | |
JP3220362B2 (ja) * | 1995-09-07 | 2001-10-22 | 川崎製鉄株式会社 | 方向性けい素鋼板の製造方法 |
CN1088760C (zh) * | 1997-06-27 | 2002-08-07 | 浦项综合制铁株式会社 | 基于低温板坯加热法生产具有高磁感应强度的晶粒择优取向电工钢板的方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2867557A (en) * | 1956-08-02 | 1959-01-06 | Allegheny Ludlum Steel | Method of producing silicon steel strip |
GB933873A (en) * | 1959-07-09 | 1963-08-14 | United States Steel Corp | Method of producing grain oriented electrical steel |
US3544396A (en) * | 1967-08-28 | 1970-12-01 | Armco Steel Corp | Silicon steel coated with magnesia containing chromic oxide |
JPS5112451B1 (it) * | 1967-12-12 | 1976-04-20 | ||
US3868280A (en) * | 1967-12-12 | 1975-02-25 | Takaaki Yamamoto | Method of forming electric insulating films oriented silicon steel |
US3700506A (en) * | 1968-12-10 | 1972-10-24 | Nippon Steel Corp | Method for reducing an iron loss of an oriented magnetic steel sheet having a high magnetic induction |
US3954521A (en) * | 1968-12-23 | 1976-05-04 | Allegheny Ludlum Industries, Inc. | Method of producing grain oriented silicon steel |
US4000015A (en) * | 1975-05-15 | 1976-12-28 | Allegheny Ludlum Industries, Inc. | Processing for cube-on-edge oriented silicon steel using hydrogen of controlled dew point |
US4030950A (en) * | 1976-06-17 | 1977-06-21 | Allegheny Ludlum Industries, Inc. | Process for cube-on-edge oriented boron-bearing silicon steel including normalizing |
US4102713A (en) * | 1976-06-17 | 1978-07-25 | Allegheny Ludlum Industries, Inc. | Silicon steel and processing therefore |
US4054471A (en) * | 1976-06-17 | 1977-10-18 | Allegheny Ludlum Industries, Inc. | Processing for cube-on-edge oriented silicon steel |
-
1978
- 1978-03-16 US US05/887,098 patent/US4200477A/en not_active Expired - Lifetime
-
1979
- 1979-02-23 AU AU44544/79A patent/AU528202B2/en not_active Ceased
- 1979-03-06 YU YU00542/79A patent/YU54279A/xx unknown
- 1979-03-08 DE DE19792909020 patent/DE2909020A1/de not_active Withdrawn
- 1979-03-09 GB GB7908320A patent/GB2018823B/en not_active Expired
- 1979-03-12 BR BR7901466A patent/BR7901466A/pt unknown
- 1979-03-14 JP JP2981179A patent/JPS54128425A/ja active Pending
- 1979-03-14 IT IT48349/79A patent/IT1114600B/it active
- 1979-03-15 RO RO7996911A patent/RO78544A/ro unknown
- 1979-03-15 SE SE7902307A patent/SE427117B/sv unknown
- 1979-03-16 AR AR275846A patent/AR215786A1/es active
- 1979-03-16 BE BE0/194074A patent/BE874909A/xx not_active IP Right Cessation
- 1979-03-16 ES ES478713A patent/ES478713A1/es not_active Expired
- 1979-03-16 CA CA323,588A patent/CA1127511A/en not_active Expired
- 1979-03-16 PL PL21417479A patent/PL214174A1/xx unknown
- 1979-03-16 FR FR7906780A patent/FR2419980A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
PL214174A1 (it) | 1979-11-05 |
CA1127511A (en) | 1982-07-13 |
AR215786A1 (es) | 1979-10-31 |
RO78544A (ro) | 1982-04-12 |
ES478713A1 (es) | 1979-07-01 |
JPS54128425A (en) | 1979-10-05 |
US4200477A (en) | 1980-04-29 |
IT7948349A0 (it) | 1979-03-14 |
YU54279A (en) | 1983-01-21 |
GB2018823A (en) | 1979-10-24 |
BR7901466A (pt) | 1979-10-09 |
FR2419980A1 (fr) | 1979-10-12 |
GB2018823B (en) | 1982-12-22 |
AU4454479A (en) | 1979-09-20 |
SE427117B (sv) | 1983-03-07 |
DE2909020A1 (de) | 1979-09-27 |
SE7902307L (sv) | 1979-09-17 |
BE874909A (fr) | 1979-09-17 |
AU528202B2 (en) | 1983-04-21 |
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