EP4743429A1 - FIRE-RESISTANT COMPOSITIONS - Google Patents

FIRE-RESISTANT COMPOSITIONS

Info

Publication number
EP4743429A1
EP4743429A1 EP24737998.5A EP24737998A EP4743429A1 EP 4743429 A1 EP4743429 A1 EP 4743429A1 EP 24737998 A EP24737998 A EP 24737998A EP 4743429 A1 EP4743429 A1 EP 4743429A1
Authority
EP
European Patent Office
Prior art keywords
fire
resistant compositions
resistant
compositions
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.)
Pending
Application number
EP24737998.5A
Other languages
German (de)
French (fr)
Inventor
Christos Aneziris
Claudia Heuer
Angelika Priese
Ratana Soth
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.)
Imertech SAS
Original Assignee
Imertech SAS
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 Imertech SAS filed Critical Imertech SAS
Publication of EP4743429A1 publication Critical patent/EP4743429A1/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/48—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates
    • C04B35/482—Refractories from grain sized mixtures
    • 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
    • B22D41/16—Closures stopper-rod type, i.e. a stopper-rod being positioned downwardly through the vessel and the metal therein, for selective registry with the pouring opening
    • B22D41/18—Stopper-rods therefor
    • 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
    • B22D41/22—Closures sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings
    • B22D41/28—Plates therefor
    • 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
    • B22D41/50—Pouring-nozzles
    • B22D41/52—Manufacturing or repairing thereof
    • B22D41/54—Manufacturing or repairing thereof characterised by the materials used therefor
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/6303—Inorganic additives
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes
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    • C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
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    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
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    • C04B2235/3229—Cerium oxides or oxide-forming salts thereof
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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Compositions Of Oxide Ceramics (AREA)
EP24737998.5A 2023-07-13 2024-07-05 FIRE-RESISTANT COMPOSITIONS Pending EP4743429A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP23306217.3A EP4491600A1 (en) 2023-07-13 2023-07-13 Refractory compositions
PCT/EP2024/069126 WO2025012174A1 (en) 2023-07-13 2024-07-05 Refractory compositions

Publications (1)

Publication Number Publication Date
EP4743429A1 true EP4743429A1 (en) 2026-05-20

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
EP23306217.3A Withdrawn EP4491600A1 (en) 2023-07-13 2023-07-13 Refractory compositions
EP24737998.5A Pending EP4743429A1 (en) 2023-07-13 2024-07-05 FIRE-RESISTANT COMPOSITIONS

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP23306217.3A Withdrawn EP4491600A1 (en) 2023-07-13 2023-07-13 Refractory compositions

Country Status (3)

Country Link
EP (2) EP4491600A1 (en)
CN (1) CN121464113A (en)
WO (1) WO2025012174A1 (en)

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CN121342510B (en) * 2025-12-19 2026-04-17 辽宁省轻工科学研究院有限公司 Preparation method of ceramic target solid solution particles and gadolinium ytterbium zirconate ceramic target
CN121362035B (en) * 2025-12-23 2026-02-17 山东鲁明新材料有限公司 High-thermal-shock-resistance unshaped refractory material and preparation method thereof

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* Cited by examiner, † Cited by third party
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