EP4368734C0 - Vakuumkammer für eine entgasungseinheit für metallschmelze und verfahren zum abdichten einer vakuumkammer - Google Patents

Vakuumkammer für eine entgasungseinheit für metallschmelze und verfahren zum abdichten einer vakuumkammer

Info

Publication number
EP4368734C0
EP4368734C0 EP22206562.5A EP22206562A EP4368734C0 EP 4368734 C0 EP4368734 C0 EP 4368734C0 EP 22206562 A EP22206562 A EP 22206562A EP 4368734 C0 EP4368734 C0 EP 4368734C0
Authority
EP
European Patent Office
Prior art keywords
vacuum chamber
sealing
molten metal
degassing unit
degassing
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.)
Active
Application number
EP22206562.5A
Other languages
English (en)
French (fr)
Other versions
EP4368734A1 (de
EP4368734B1 (de
Inventor
Michael Heiligenbrunner
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.)
Refractory Intellectual Property GmbH and Co KG
Original Assignee
Refractory Intellectual Property GmbH and Co KG
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 Refractory Intellectual Property GmbH and Co KG filed Critical Refractory Intellectual Property GmbH and Co KG
Priority to EP22206562.5A priority Critical patent/EP4368734B1/de
Priority to PCT/EP2023/081330 priority patent/WO2024100206A1/en
Publication of EP4368734A1 publication Critical patent/EP4368734A1/de
Application granted granted Critical
Publication of EP4368734C0 publication Critical patent/EP4368734C0/de
Publication of EP4368734B1 publication Critical patent/EP4368734B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • C21C7/10—Handling in a vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories or equipment specially adapted for furnaces of these types
    • F27B1/12—Shells or casings; Supports therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00—Crucible or pot furnaces
    • F27B14/04—Crucible or pot furnaces adapted for treating the charge in vacuum or special atmosphere
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00—Crucible or pot furnaces
    • F27B14/08—Details specially adapted for crucible or pot furnaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/04—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated adapted for treating the charge in vacuum or special atmosphere
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/04—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity adapted for treating the charge in vacuum or special atmosphere
    • F27B9/042—Vacuum furnaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00—Crucible or pot furnaces
    • F27B14/08—Details specially adapted for crucible or pot furnaces
    • F27B2014/0843—Lining or casing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00—Crucible or pot furnaces
    • F27B14/08—Details specially adapted for crucible or pot furnaces
    • F27B2014/0868—Magnetic shields
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00—Crucible or pot furnaces
    • F27B14/08—Details specially adapted for crucible or pot furnaces
    • F27B2014/0875—Two zones or chambers, e.g. one used for charging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00—Crucible or pot furnaces
    • F27B14/08—Details specially adapted for crucible or pot furnaces
    • F27B2014/0881—Two or more crucibles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00—Crucible or pot furnaces
    • F27B14/08—Details specially adapted for crucible or pot furnaces
    • F27B2014/0887—Movement of the melt
    • 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
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D2001/0079—Means to assemble at least two parts of a furnace or of any device or accessory associated to its use

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Furnace Details (AREA)
EP22206562.5A 2022-11-10 2022-11-10 Vakuumkammer für eine entgasungseinheit für metallschmelze und verfahren zum abdichten einer vakuumkammer Active EP4368734B1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP22206562.5A EP4368734B1 (de) 2022-11-10 2022-11-10 Vakuumkammer für eine entgasungseinheit für metallschmelze und verfahren zum abdichten einer vakuumkammer
PCT/EP2023/081330 WO2024100206A1 (en) 2022-11-10 2023-11-09 Vacuum chamber for a degassing unit for molten metal and method for sealing of a vacuum chamber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP22206562.5A EP4368734B1 (de) 2022-11-10 2022-11-10 Vakuumkammer für eine entgasungseinheit für metallschmelze und verfahren zum abdichten einer vakuumkammer

Publications (3)

Publication Number Publication Date
EP4368734A1 EP4368734A1 (de) 2024-05-15
EP4368734C0 true EP4368734C0 (de) 2026-01-28
EP4368734B1 EP4368734B1 (de) 2026-01-28

Family

ID=84387904

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22206562.5A Active EP4368734B1 (de) 2022-11-10 2022-11-10 Vakuumkammer für eine entgasungseinheit für metallschmelze und verfahren zum abdichten einer vakuumkammer

Country Status (2)

Country Link
EP (1) EP4368734B1 (de)
WO (1) WO2024100206A1 (de)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11293329A (ja) * 1998-04-07 1999-10-26 Nkk Corp 清浄性に優れた極低炭素Ｓｉキルド鋼の製造方法
JP5026694B2 (ja) * 2005-12-07 2012-09-12 株式会社神戸製鋼所 Ｒｈ脱ガス精錬装置
JP5103942B2 (ja) * 2007-02-28 2012-12-19 Ｊｆｅスチール株式会社 Ｒｈ真空脱ガス装置の上昇側浸漬管

Also Published As

Publication number Publication date
EP4368734A1 (de) 2024-05-15
WO2024100206A1 (en) 2024-05-16
EP4368734B1 (de) 2026-01-28

Similar Documents

Publication Publication Date Title
EP3815856C0 (de) Verfahren zur überwachung von zustand und bewegungsablauf in einer aseptischen arbeitskammer eines containments
EP3943239C0 (de) Werkzeugmaschine und verfahren zum betreiben der werkzeugmaschine
EP4035422C0 (de) Verfahren zum betreiben eines hörsystems und hörsystem
EP4556151A4 (de) Verfahren zum kühlen eines reibrührwerkzeugs
EP4559857A4 (de) Verfahren zur konstruktion eines stahlauskleidungsmoduls, hebewerkzeug und begrenzungswerkzeug
EP4090865C0 (de) Verfahren zum automatisierten applizieren einer mehrteiligen gehäusedichtung sowie gehäuse umfassend eine mehrteilige gehäusedichtung
GB202412486D0 (en) Method for automated gas detection
EP4182156C0 (de) Verfahren zum belüften eines ofens
EP4042081C0 (de) Verfahren zum überwachen einer verfahrenstechnischen anlage und verfahrenstechnische anlage
EP4368734C0 (de) Vakuumkammer für eine entgasungseinheit für metallschmelze und verfahren zum abdichten einer vakuumkammer
DE112022002203A5 (de) Werkstückbearbeitungsanlage und Verfahren zum herstellen und betreiben einer solchen Werkstückbearbeitungsanlage
DE112020002981A5 (de) Verfahren zum Bearbeiten eines Werkstücks
EP4049989A4 (de) Verfahren zum produzieren eines keramischen gegenstandes und keramischer gegenstand
EP3683392C0 (de) Verfahren zum montieren eines türantriebs und türantrieb
EP4019228C0 (de) System und verfahren zum versiegeln durch induktionserwärmung
EP3960952C0 (de) Verbindungsanordnung und verfahren zum abdichten einer dachfensteranordnung
EP3977318C0 (de) Verfahren zum bestimmen einer begrenzung eines toleranzbereichs, verfahren zum bewerten eines produktionsprozesses und entsprechende berechnungsvorrichtung
EP4025857C0 (de) Eine brennerplatte und ein verfahren zum kühlen einer brennerplatte eines metallurgischen ofens
EP4168208C0 (de) Vorrichtung und verfahren zum schmelztechnischen bearbeiten eines metallischen bauteils
EP4298066C0 (de) Verfahren zum verarbeiten einer nichtmetallischen schmelze
EP4242375C0 (de) Verfahren zum betreiben einer stopfmaschine und stopfmaschine
EP4411222A4 (de) Verfahren zum betreiben eines schmelzofens und schmelzofen
EP4411221A4 (de) Schmelzofen und verfahren zum betreiben eines schmelzofens
EP4149121C0 (de) Verfahren zum betrieb eines hörgeräts
EP4049099C0 (de) Verfahren zum betreiben einer verfahrenstechnischen anlage und verfahrenstechnische anlage

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

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

Free format text: STATUS: THE APPLICATION HAS BEEN PUBLISHED

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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR

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

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20241115

RBV Designated contracting states (corrected)

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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

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

Free format text: STATUS: GRANT OF PATENT IS INTENDED

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

INTG Intention to grant announced

Effective date: 20251121

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

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

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: CH

Ref legal event code: F10

Free format text: ST27 STATUS EVENT CODE: U-0-0-F10-F00 (AS PROVIDED BY THE NATIONAL OFFICE)

Effective date: 20260128

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

U01 Request for unitary effect filed

Effective date: 20260128

U07 Unitary effect registered

Designated state(s): AT BE BG DE DK EE FI FR IT LT LU LV MT NL PT RO SE SI

Effective date: 20260203