IT1284643B1 - Sistema di pulizia del canale di colata di forni elettrici ad arco con sistema e.b.t. - Google Patents

Sistema di pulizia del canale di colata di forni elettrici ad arco con sistema e.b.t.

Info

Publication number
IT1284643B1
IT1284643B1 IT96RM000333A ITRM960333A IT1284643B1 IT 1284643 B1 IT1284643 B1 IT 1284643B1 IT 96RM000333 A IT96RM000333 A IT 96RM000333A IT RM960333 A ITRM960333 A IT RM960333A IT 1284643 B1 IT1284643 B1 IT 1284643B1
Authority
IT
Italy
Prior art keywords
electric arc
arc furnaces
casting channel
cleaning system
cleaning
Prior art date
Application number
IT96RM000333A
Other languages
English (en)
Inventor
Mauro Donnini
Gustavo Brascugli
Original Assignee
Acciai Speciali Terni Spa
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 Acciai Speciali Terni Spa filed Critical Acciai Speciali Terni Spa
Priority to IT96RM000333A priority Critical patent/IT1284643B1/it
Publication of ITRM960333A0 publication Critical patent/ITRM960333A0/it
Priority to AU30267/97A priority patent/AU3026797A/en
Priority to PCT/EP1997/002449 priority patent/WO1997043592A1/en
Publication of ITRM960333A1 publication Critical patent/ITRM960333A1/it
Application granted granted Critical
Publication of IT1284643B1 publication Critical patent/IT1284643B1/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/12—Opening or sealing the tap holes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/08—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like for bottom pouring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/14—Closures
    • B22D41/44—Consumable closure means, i.e. closure means being used only once
    • B22D41/46—Refractory plugging masses
    • B22D41/465—Unplugging a vessel discharge port
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4653—Tapholes; Opening or plugging thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/15—Tapping equipment; Equipment for removing or retaining slag
    • F27D3/1509—Tapping equipment

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Discharge Heating (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
IT96RM000333A 1996-05-14 1996-05-14 Sistema di pulizia del canale di colata di forni elettrici ad arco con sistema e.b.t. IT1284643B1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT96RM000333A IT1284643B1 (it) 1996-05-14 1996-05-14 Sistema di pulizia del canale di colata di forni elettrici ad arco con sistema e.b.t.
AU30267/97A AU3026797A (en) 1996-05-14 1997-05-13 Telescoping device for cleaning eccentrically positioned tapping holes of electric arc furnaces
PCT/EP1997/002449 WO1997043592A1 (en) 1996-05-14 1997-05-13 Telescoping device for cleaning eccentrically positioned tapping holes of electric arc furnaces

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96RM000333A IT1284643B1 (it) 1996-05-14 1996-05-14 Sistema di pulizia del canale di colata di forni elettrici ad arco con sistema e.b.t.

Publications (3)

Publication Number Publication Date
ITRM960333A0 ITRM960333A0 (it) 1996-05-14
ITRM960333A1 ITRM960333A1 (it) 1997-11-14
IT1284643B1 true IT1284643B1 (it) 1998-05-21

Family

ID=11404222

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96RM000333A IT1284643B1 (it) 1996-05-14 1996-05-14 Sistema di pulizia del canale di colata di forni elettrici ad arco con sistema e.b.t.

Country Status (3)

Country Link
AU (1) AU3026797A (it)
IT (1) IT1284643B1 (it)
WO (1) WO1997043592A1 (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9920995B2 (en) 2014-10-31 2018-03-20 Aldo Longo Sand dispensing system and method of dispensing sand into a metal making furnace
CN112191826A (zh) * 2020-08-28 2021-01-08 芜湖良仕机械科技有限公司 一种自动清理浇注口的保温炉
CN114058781B (zh) * 2021-10-29 2022-09-23 张家港宏昌钢板有限公司 一种电弧炉出钢孔清理装置
CN114260267B (zh) * 2021-12-03 2023-03-24 中冶赛迪工程技术股份有限公司 用于盛钢水容器出钢口的清理装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1110907A (en) * 1966-02-18 1968-04-24 Shell Int Research Device for controlling the flow rate when tapping off iron or steel from a furnace
JPS58173076A (ja) * 1982-04-06 1983-10-11 Nippon Steel Corp 注湯ノズル開孔方法
ZA842728B (en) * 1984-02-21 1984-11-28 Fuchs Systemtechnik Gmbh Metallurgical vessel,in particular an electric arc furnace
US4877161A (en) * 1986-11-14 1989-10-31 Vesuvius Crucible Company Telescoping device for unplugging a vessel discharge port
FR2616365B1 (fr) * 1987-06-11 1989-10-27 Clecim Sa Dispositif perfectionne de fermeture avec nettoyage d'un trou de coulee

Also Published As

Publication number Publication date
WO1997043592A1 (en) 1997-11-20
ITRM960333A0 (it) 1996-05-14
ITRM960333A1 (it) 1997-11-14
AU3026797A (en) 1997-12-05

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Legal Events

Date Code Title Description
0001 Granted