GB1417375A - Blast-furnace tuyere having excellent thermal-shock resistance and high durability - Google Patents

Blast-furnace tuyere having excellent thermal-shock resistance and high durability

Info

Publication number
GB1417375A
GB1417375A GB1167074A GB1167074A GB1417375A GB 1417375 A GB1417375 A GB 1417375A GB 1167074 A GB1167074 A GB 1167074A GB 1167074 A GB1167074 A GB 1167074A GB 1417375 A GB1417375 A GB 1417375A
Authority
GB
United Kingdom
Prior art keywords
layer
alloy
blast
zirconia
alumina
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
GB1167074A
Other languages
English (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.)
Tocalo Co Ltd
Original Assignee
Toyo Calorizing Industry Co 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 Toyo Calorizing Industry Co Ltd filed Critical Toyo Calorizing Industry Co Ltd
Publication of GB1417375A publication Critical patent/GB1417375A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/16—Tuyéres
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
    • C23C4/11—Oxides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Manufacturing & Machinery (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Laminated Bodies (AREA)
  • Blast Furnaces (AREA)
GB1167074A 1973-04-23 1974-03-15 Blast-furnace tuyere having excellent thermal-shock resistance and high durability Expired GB1417375A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48045017A JPS5222724B2 (enrdf_load_stackoverflow) 1973-04-23 1973-04-23

Publications (1)

Publication Number Publication Date
GB1417375A true GB1417375A (en) 1975-12-10

Family

ID=12707570

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1167074A Expired GB1417375A (en) 1973-04-23 1974-03-15 Blast-furnace tuyere having excellent thermal-shock resistance and high durability

Country Status (3)

Country Link
JP (1) JPS5222724B2 (enrdf_load_stackoverflow)
FR (1) FR2226469B1 (enrdf_load_stackoverflow)
GB (1) GB1417375A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1390549A4 (en) * 2001-03-19 2004-10-20 Praxair Technology Inc METAL ZIRCONIUM COMPOSITE COATING
CN102766710A (zh) * 2012-07-12 2012-11-07 承德金章机械配件加工有限公司 高炉风口小套修复方法
WO2013044902A3 (de) * 2011-09-26 2013-07-11 Salzgitter Flachstahl Gmbh Hochofenblasform
CN111654931A (zh) * 2020-07-06 2020-09-11 中热科技(宁波)有限公司 不锈钢基材的电热膜加热管

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3137731A1 (de) * 1981-09-23 1983-04-14 Battelle-Institut E.V., 6000 Frankfurt Hochtemperatur- und thermoschockbestaendige kompaktwerkstoffe und beschichtungen
JPS58167764A (ja) * 1982-03-26 1983-10-04 Toyo Eng Corp 耐熱合金基材の被覆法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1390549A4 (en) * 2001-03-19 2004-10-20 Praxair Technology Inc METAL ZIRCONIUM COMPOSITE COATING
WO2013044902A3 (de) * 2011-09-26 2013-07-11 Salzgitter Flachstahl Gmbh Hochofenblasform
CN102766710A (zh) * 2012-07-12 2012-11-07 承德金章机械配件加工有限公司 高炉风口小套修复方法
CN102766710B (zh) * 2012-07-12 2015-09-30 承德金章机械配件加工有限公司 高炉风口小套修复方法
CN111654931A (zh) * 2020-07-06 2020-09-11 中热科技(宁波)有限公司 不锈钢基材的电热膜加热管

Also Published As

Publication number Publication date
DE2419584A1 (de) 1974-10-31
DE2419584B2 (de) 1977-06-02
JPS5222724B2 (enrdf_load_stackoverflow) 1977-06-20
FR2226469A1 (enrdf_load_stackoverflow) 1974-11-15
FR2226469B1 (enrdf_load_stackoverflow) 1978-03-31
JPS49130810A (enrdf_load_stackoverflow) 1974-12-14

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930315