MX2020002853A - Procedimiento para la produccion de una magnesia sinterizada porosa, mezcla para la produccion de un producto ceramico grueso refractario con una granulacion de magnesia sinterizada, producto de este tipo asi como procedimiento para su produccion, revestimiento interior con mamposteria de un horno industrial y horno industrial. - Google Patents

Procedimiento para la produccion de una magnesia sinterizada porosa, mezcla para la produccion de un producto ceramico grueso refractario con una granulacion de magnesia sinterizada, producto de este tipo asi como procedimiento para su produccion, revestimiento interior con mamposteria de un horno industrial y horno industrial.

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Publication number
MX2020002853A
MX2020002853A MX2020002853A MX2020002853A MX2020002853A MX 2020002853 A MX2020002853 A MX 2020002853A MX 2020002853 A MX2020002853 A MX 2020002853A MX 2020002853 A MX2020002853 A MX 2020002853A MX 2020002853 A MX2020002853 A MX 2020002853A
Authority
MX
Mexico
Prior art keywords
lining
type
product
sintered magnesia
backfill
Prior art date
Application number
MX2020002853A
Other languages
English (en)
Inventor
Holger Wirsing
Carsten Vellmer
Klischat Hans - Jürgen
Robert Plummer
Original Assignee
Refratechnik Holding Gmbh
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 Refratechnik Holding Gmbh filed Critical Refratechnik Holding Gmbh
Publication of MX2020002853A publication Critical patent/MX2020002853A/es

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    • C04B35/03—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 magnesium oxide, calcium oxide or oxide mixtures derived from dolomite
    • C04B35/04—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 magnesium oxide, calcium oxide or oxide mixtures derived from dolomite based on magnesium oxide
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    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
    • C04B2235/6567—Treatment time
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/77—Density
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
    • C04B2235/9607—Thermal properties, e.g. thermal expansion coefficient
    • C—CHEMISTRY; METALLURGY
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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
    • C04B35/62605—Treating the starting powders individually or as mixtures
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    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/0051—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore size, pore shape or kind of porosity
    • C—CHEMISTRY; METALLURGY
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    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/0051—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore size, pore shape or kind of porosity
    • C04B38/0054—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore size, pore shape or kind of porosity the pores being microsized or nanosized

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Ceramic Products (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Porous Artificial Stone Or Porous Ceramic Products (AREA)

Abstract

La presente invención se refiere a un procedimiento para la producción de una granulación de magnesia sinterizada, en el que la magnesia sinterizada se produce mediante sinterización de piezas prensadas, en particular pellets, de harina de MgO, preferentemente de harina de MgO-magnesita cocida cáustica, y posterior trituración mecánica de las piezas prensadas, en el que se sinteriza de tal manera que la granulación presenta una porosidad de grano (porosidad total) de acuerdo con las normas DIN EN 993-1:1195-04 y DIN EN 993-18:1999-01 del 15 al 38 % en volumen, preferentemente del 20 al 38 % en volumen, así como a una mezcla para la producción de un producto cerámico grueso, refractario, conformado o no conformado, que contiene la magnesia sinterizada porosa, a un producto de este tipo, producido a partir de la mezcla así como a un procedimiento para su producción, un revestimiento interior con mampostería, en particular un revestimiento de trabajo y/o una mampostería de relleno, de un horno industrial de gran volumen, presentando el revestimiento interior con mampostería, en particular el revestimiento de trabajo y/o la mampostería de relleno, al menos un producto de este tipo, así como un horno industrial de este tipo.
MX2020002853A 2017-09-15 2018-09-13 Procedimiento para la produccion de una magnesia sinterizada porosa, mezcla para la produccion de un producto ceramico grueso refractario con una granulacion de magnesia sinterizada, producto de este tipo asi como procedimiento para su produccion, revestimiento interior con mamposteria de un horno industrial y horno industrial. MX2020002853A (es)

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DE102017121452.6A DE102017121452B9 (de) 2017-09-15 2017-09-15 Verfahren zur Herstellung einer porösen Sintermagnesia, Versatz zur Herstellung eines grobkeramischen feuerfesten Erzeugnisses mit einer Körnung aus der Sintermagnesia, Verwendung des Versatzes zur Herstellung des Erzeugnisses sowie Verfahren zur Herstellung des Erzeugnisses
PCT/EP2018/074817 WO2019053167A1 (de) 2017-09-15 2018-09-13 Verfahren zur herstellung einer porösen sintermagnesia, versatz zur herstellung eines grobkeramischen feuerfesten erzeugnisses mit einer körnung aus der sintermagnesia, derartiges erzeugnis sowie verfahren zu seiner herstellung, zustellung eines industrieofens und industrieofen

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US11440847B2 (en) 2022-09-13
WO2019053167A1 (de) 2019-03-21
AU2018334019B2 (en) 2023-10-05
CN110325487B (zh) 2022-10-11
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CA3070785C (en) 2024-05-14
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