EP3003603A4 - Lead retaining purge plug - Google Patents

Lead retaining purge plug Download PDF

Info

Publication number
EP3003603A4
EP3003603A4 EP14807988.2A EP14807988A EP3003603A4 EP 3003603 A4 EP3003603 A4 EP 3003603A4 EP 14807988 A EP14807988 A EP 14807988A EP 3003603 A4 EP3003603 A4 EP 3003603A4
Authority
EP
European Patent Office
Prior art keywords
purge plug
lead retaining
retaining purge
lead
plug
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.)
Withdrawn
Application number
EP14807988.2A
Other languages
German (de)
French (fr)
Other versions
EP3003603A1 (en
Inventor
Paul Woods
Carl J. CORBIN
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.)
Vesuvius Crucible Co
Original Assignee
Vesuvius Crucible Co
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 Vesuvius Crucible Co filed Critical Vesuvius Crucible Co
Publication of EP3003603A1 publication Critical patent/EP3003603A1/en
Publication of EP3003603A4 publication Critical patent/EP3003603A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor
    • 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
    • C21C5/48—Bottoms or tuyéres of converters
    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0075—Treating in a ladle furnace, e.g. up-/reheating of molten steel within the ladle
    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/072—Treatment with gases

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
EP14807988.2A 2013-06-07 2014-05-05 Lead retaining purge plug Withdrawn EP3003603A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361832374P 2013-06-07 2013-06-07
PCT/US2014/036787 WO2014197151A1 (en) 2013-06-07 2014-05-05 Lead retaining purge plug

Publications (2)

Publication Number Publication Date
EP3003603A1 EP3003603A1 (en) 2016-04-13
EP3003603A4 true EP3003603A4 (en) 2017-02-22

Family

ID=52008483

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14807988.2A Withdrawn EP3003603A4 (en) 2013-06-07 2014-05-05 Lead retaining purge plug

Country Status (10)

Country Link
US (1) US20160121391A1 (en)
EP (1) EP3003603A4 (en)
KR (1) KR20160016882A (en)
CN (1) CN105377471A (en)
AR (1) AR096463A1 (en)
BR (1) BR112015030277A2 (en)
MX (1) MX2015016794A (en)
TW (1) TW201502279A (en)
WO (1) WO2014197151A1 (en)
ZA (1) ZA201508456B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102146751B1 (en) * 2020-06-12 2020-08-21 (주)포스코케미칼 Bottom gas bubbling refractory structure
US11859766B2 (en) * 2021-01-29 2024-01-02 Nippon Piston Ring Co., Ltd. Fusible plug

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3441223A1 (en) * 1984-11-10 1986-05-15 Lichtenberg Feuerfest GmbH, 5200 Siegburg Scavenging insert
US4616809A (en) * 1983-11-17 1986-10-14 Hoeffgen Hans Gas bubble brick for metallurgical vessels
US4711432A (en) * 1985-06-28 1987-12-08 Didier-Werke Ag Gas washing device
DE3907500C1 (en) * 1989-03-08 1990-08-23 Radex-Heraklith Industriebeteiligungs Ag, Wien, At Gas bubble brick with directed porosity and method for its manufacture
DE4312981A1 (en) * 1993-04-21 1994-10-27 Dyko Industriekeramik Gmbh Flushing device for metallurgical vessels
US5573724A (en) * 1994-07-29 1996-11-12 Magneco/Metrel, Inc. Ladle port assembly
DE19948848C1 (en) * 1999-10-08 2000-07-13 Dolomitwerke Gmbh Nozzle brick for injecting flushing gas into molten metal in a metallurgical vessel has a gas entry opening located at least partially outside the pitch circle of a biasing spring of a non-return valve within a gas supply pipe

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3503222A1 (en) * 1985-01-31 1986-09-18 Didier-Werke Ag, 6200 Wiesbaden Gas-bubbling cone
US4836433A (en) * 1988-05-13 1989-06-06 Insul Company, Inc. Device for introducing stirring gas into molten metal in metered amount
US5435528A (en) * 1994-04-12 1995-07-25 Reynolds Metals Company Porous plug structure for aluminum furances
DE102004022129A1 (en) * 2004-05-05 2005-12-01 Stefan Munding gas purge
CN2926250Y (en) * 2006-07-11 2007-07-25 中钢集团洛阳耐火材料研究院 Apparatus for preventing melt from leaking out of air-permeating refractory material
CN201058887Y (en) * 2007-07-27 2008-05-14 登电集团铝加工有限公司 Cast-rolling degassing unit for aluminium processing industry
JP5230693B2 (en) * 2010-07-06 2013-07-10 品川リフラクトリーズ株式会社 Gas blowing nozzle

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4616809A (en) * 1983-11-17 1986-10-14 Hoeffgen Hans Gas bubble brick for metallurgical vessels
DE3441223A1 (en) * 1984-11-10 1986-05-15 Lichtenberg Feuerfest GmbH, 5200 Siegburg Scavenging insert
US4711432A (en) * 1985-06-28 1987-12-08 Didier-Werke Ag Gas washing device
DE3907500C1 (en) * 1989-03-08 1990-08-23 Radex-Heraklith Industriebeteiligungs Ag, Wien, At Gas bubble brick with directed porosity and method for its manufacture
DE4312981A1 (en) * 1993-04-21 1994-10-27 Dyko Industriekeramik Gmbh Flushing device for metallurgical vessels
US5573724A (en) * 1994-07-29 1996-11-12 Magneco/Metrel, Inc. Ladle port assembly
DE19948848C1 (en) * 1999-10-08 2000-07-13 Dolomitwerke Gmbh Nozzle brick for injecting flushing gas into molten metal in a metallurgical vessel has a gas entry opening located at least partially outside the pitch circle of a biasing spring of a non-return valve within a gas supply pipe

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014197151A1 *

Also Published As

Publication number Publication date
EP3003603A1 (en) 2016-04-13
US20160121391A1 (en) 2016-05-05
BR112015030277A2 (en) 2017-07-25
CN105377471A (en) 2016-03-02
MX2015016794A (en) 2016-03-31
ZA201508456B (en) 2017-08-30
KR20160016882A (en) 2016-02-15
WO2014197151A1 (en) 2014-12-11
TW201502279A (en) 2015-01-16
AR096463A1 (en) 2015-12-30

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20160107

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

RIN1 Information on inventor provided before grant (corrected)

Inventor name: CORBIN, CARL J.

Inventor name: WOODS, PAUL

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20170120

RIC1 Information provided on ipc code assigned before grant

Ipc: B22D 1/00 20060101AFI20170116BHEP

Ipc: C21C 5/48 20060101ALI20170116BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20170818