EP2601318B1 - Fondant contenant du coke et du titane et son utilisation pour la réparation du revêtement de récipients métallurgiques - Google Patents

Fondant contenant du coke et du titane et son utilisation pour la réparation du revêtement de récipients métallurgiques Download PDF

Info

Publication number
EP2601318B1
EP2601318B1 EP11761487.5A EP11761487A EP2601318B1 EP 2601318 B1 EP2601318 B1 EP 2601318B1 EP 11761487 A EP11761487 A EP 11761487A EP 2601318 B1 EP2601318 B1 EP 2601318B1
Authority
EP
European Patent Office
Prior art keywords
titanium
coke
aggregate
anyone
compounds
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.)
Not-in-force
Application number
EP11761487.5A
Other languages
German (de)
English (en)
Other versions
EP2601318A1 (fr
Inventor
Djamschid Amirzadeh-Asl
Dieter FÜNDERS
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.)
Venator Germany GmbH
Original Assignee
Sachtleben Chemie 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 Sachtleben Chemie GmbH filed Critical Sachtleben Chemie GmbH
Priority to EP11761487.5A priority Critical patent/EP2601318B1/fr
Priority to PL11761487T priority patent/PL2601318T3/pl
Publication of EP2601318A1 publication Critical patent/EP2601318A1/fr
Application granted granted Critical
Publication of EP2601318B1 publication Critical patent/EP2601318B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B5/003—Injection of pulverulent coal
    • 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
    • F27D1/16—Making or repairing linings increasing the durability of linings or breaking away linings
    • F27D1/1636—Repairing linings by projecting or spraying refractory materials on the lining
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/007—Conditions of the cokes or characterised by the cokes used
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/04—Blast furnaces with special refractories
    • C21B7/06—Linings for furnaces
    • 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
    • F27D1/16—Making or repairing linings increasing the durability of linings or breaking away linings
    • 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
    • F27D1/16—Making or repairing linings increasing the durability of linings or breaking away linings
    • F27D1/1678—Increasing the durability of linings; Means for protecting

Definitions

  • the invention relates to a coke- and titanium-containing additive, to a process for the production thereof and to its use for repairing the lining of metallurgical vessels, and to a process for accelerating the formation of highly refractory titanium compounds by direct reduction in metallurgical processes with its use.
  • the goal is to produce titanium-containing aggregates to form titanium-containing, high-refractory / wear-resistant compounds, such as titanium dioxide.
  • titanium-containing, high-refractory / wear-resistant compounds such as titanium dioxide.
  • TiC, TiN, TiCN, etc. which then precipitate in further steps partially in the endangered by wear processes areas of the respective refractory lining and selbige protect and / or repair.
  • Coal-containing raw materials are usually used for the production of PCl coal, which are ground in a special grinding process fine grained, as well as dried in a mostly parallel drying process at low temperatures.
  • the carbonaceous raw materials in some cases fine-grained titanium carriers are added and then blown into the blast furnace to then form titanium carbides or titanium carbonitrides in the reaction chamber of the blast furnace.
  • a disadvantage of the carbonaceous materials used so far is that these carbonaceous materials usually contain complicated mixtures of hydrocarbons of various kinds and further numerous impurities by ash formers.
  • the desired formation of wear-resistant titanium compounds is reduced, on the other hand, undesirable hindrances of the desired reaction kinetics occur, which hinder or significantly reduce the formation of wear-resistant titanium compounds.
  • the object of the invention is to increase the yield of highly refractory titanium compounds formed in relation to the titanium-containing materials used in the metallurgical vessel.
  • the inventors of the present invention have found that the reaction kinetics in front of the blow molds or in the respective liquid phases such as pig iron and slag can be accelerated by a very significant effect.
  • the object can be achieved by providing the method according to the invention and the additive according to the invention from coke-containing materials and titanium-containing compounds.
  • the invention thus also relates to an aggregate according to the invention of coke-containing material or mixtures of several different coke-containing materials and titanium-containing compounds for introduction into a metallurgical vessel.
  • coked material also includes a carbonaceous material such as coal, coke or mixtures of several different ones Coke-containing materials, understood, containing only a small proportion of less than 25 wt .-%, preferably less than 10 wt .-% volatile at elevated temperatures, in particular organic substances such as hydrocarbons, gases, etc.
  • the carbonaceous material may be subjected to a thermal pretreatment in which the volatiles are expelled and thus no longer interfere with the intimate contact between coke-containing material and titanium-containing compounds in the metallurgical vessel.
  • the material is usually dried in the first phase, if a water content is present.
  • the additive according to the invention may contain up to 60% by weight of water, preferably up to 35% by weight of water. As a rule and depending on the application, partial or drying is then necessary as a thermal pretreatment for such water contents.
  • the aggregate according to the invention of coke-containing material and titanium-containing compounds can thus contain particles of the coke-containing material and of the titanium-containing compounds next to one another as a powder mixture whose particle size is matched to the desired intended use.
  • particle sizes of less than 200 ⁇ m, preferably less than 100 ⁇ m, are used for injection of a powder mixture, while larger particle sizes of up to 200 mm are permissible by other means when introduced into the metallurgical vessel.
  • the grain size can be selected from the blast furnace coke types HK 1 (> 80 mm), HK 2 (> 60 mm), HK 3 (> 40 mm) and HK 4 (> 20 or 25 mm), the smaller sizes being preferred. Therefore, a coarser coke can be further crushed or ground until an advantageous grain size of less than 10mm results.
  • the use of coke breeze with a grain size of up to 10 mm is also an advantage.
  • a carbonaceous material containing no or only small amounts of less than 25 wt .-%, preferably less than 10 wt .-% based on the carbonaceous material, at at the reaction site in the metallurgical vessel given volatile temperatures, in particular organic substances such as hydrocarbons.
  • volatile temperatures in particular organic substances such as hydrocarbons.
  • petroleum coke, coke breeze, activated carbon or spent activated carbon, and charcoal and anthracite preferably with a low volatile content of less than 10% by weight, are mentioned here.
  • the titanium-containing compounds in the desired amount is added to the coking or carbonaceous material which is fed to the coking, so that the coke formation proceeds in the presence of the titanium-containing materials and a lumpy material is formed, the coke and titanium-containing materials "side by side”.
  • This lumpy material can then be brought by sieving, grinding, etc. to the desired grain size. So it is also possible, this lumpy material containing coke and titanium-containing materials "side by side", the metallurgical vessel, as in a blast furnace from above via the filling as an addition to Möller supply.
  • the lumpy material can also be advantageously ground to a particle size that is suitable for injection.
  • the particles of the aggregate according to the invention of coke-containing material and titanium compounds can have a grain size of from 0 to 200, preferably up to 150 mm.
  • the aggregate according to the invention of coke-containing material and titanium-containing compounds advantageously has a fineness of 90%, preferably 100%, less than 100 mm, preferably less than 10 mm, more preferably less than 1 mm and most preferably less than 0.5 mm.
  • the additive according to the invention is characterized by such a finely divided coke-containing and titanium-containing additive, the particles of which 90% have a diameter of at most 100 micrometers. This last embodiment is particularly for the Blowing into a metallurgical vessel, such as a blast furnace, suitable for blow molding.
  • the invention also relates to a coke-containing and titanium-containing aggregate whose particles have at least 95% a diameter of at most 150 microns and a water content of 0.1 to 60%, and a method for producing the aggregate according to procedures described above, thus also a process for producing the aggregate by mixing the carbonaceous fine particulate coke with the finely divided titanium compounds.
  • the invention also provides a coke and titanium-containing aggregate having a particle size of 10 to 150 mm and a water content of 0.1 to 15% by weight.
  • This coke and titanium-containing additive can also be advantageously prepared by mixing the coke-containing material with the titanium-containing compounds and ground together depending on the application and thus to achieve the desired grain size and intimate mixing of the preferably finely divided components.
  • the material used to make the coke as a coke-forming agent such as charcoal, e.g. Hard coal, lignite, pitch, tar and similar carbonaceous materials together with the titanium-containing compounds / material are pyrolyzed by heat exposure to oxygen in a coking stage and, if desired, the resulting lumpy pyrolyzate of coke-containing material and titanium-containing material to the desired, depending on the application Grain size broken or ground.
  • the titanium-containing compounds used with the carbonaceous material can already partially or completely react to TiOC, TiC, TiCN and similar highly refractory compounds.
  • the aggregate of coke-containing material and titanium-containing compounds according to the invention may contain 10 to 98% by weight, preferably 25 to 95% by weight, particularly preferably 35 to 90% by weight, very particularly preferably 45 to 80% by weight of coke-containing material, in particular coke, calculated from the total carbon content and based on preferably dried at 105 ° C material.
  • the aggregate according to the invention of titanium-containing compounds and carbonaceous material in particular in the production via the coking common, preferably contains 10 to 65 wt .-% of titanium-containing material / compounds and an amount of 35 to 90 wt .-% of coke-containing material, preferably one Amount of 20 to 55 wt .-% of titanium-containing material / compounds and an amount of 45 to 80 wt .-% of coke-containing material. All information in the description in% by weight to solids content refers to a dried at 105 ° C material.
  • the titanium-containing materials used to produce the additive according to the invention generally contain 5 to 60, preferably 10 to 60 wt .-% Ti, usually as TiO 2 or in conjunction with other metals as titanates.
  • synthetic titanium dioxide-containing materials those from the production of titanium dioxide, by the sulfate or chloride method, as intermediate or co-products or residuals from the ongoing TiO 2 production can be used become. It is also possible that residues or wastes from the chemical industry or paper industry or from titanium extraction are used as synthetic titanium-containing materials.
  • the typical TiO 2 residues are TiO 2 residues from the TiO 2 production after the sulphate process. It is also advantageous to use titanium-containing catalysts consumed in the context of the invention, for example DENOX catalysts or Claus catalysts.
  • materials such as natural titanium support such.
  • B ilmenite, ilmenite sand, rutile sand and / or titanium-containing slags (eg slag) which are capable of forming refractory titanium carbonitrides under reaction conditions in the blast furnace.
  • the above-mentioned synthetic and natural titanium-containing carriers may be used singly or in mixtures for the production of coke-containing titanium compounds.
  • the additive of coke-containing material and titanium-containing compounds according to the invention may contain other constituents of metal oxides and / or metal hydroxides such as Al 2 O 3 , iron oxides, CaO, MgO, SiO 2 , ZrO 2 , Al (OH) 3 , Ca (OH) 2 , Mg (OH) 2 or mixed oxides thereof and mixtures of several components thereof and further ingredients such as slag formers in an amount of preferably up to 50 wt .-% of the total amount.
  • metal oxides and / or metal hydroxides such as Al 2 O 3 , iron oxides, CaO, MgO, SiO 2 , ZrO 2 , Al (OH) 3 , Ca (OH) 2 , Mg (OH) 2 or mixed oxides thereof and mixtures of several components thereof and further ingredients such as slag formers in an amount of preferably up to 50 wt .-% of the total amount.
  • the aggregate of coke-containing material and titanium-containing compounds according to the invention can also be blown directly into damaged areas in the region of the frame.
  • the additive according to the invention may preferably have a water content of 0.1 to 15 wt .-%.
  • the addition of the inventive / aggregate of coke-containing material and titanium-containing compounds in the course of the preparation of finely divided injection coal (PCI) for the injection into the blast furnace can already be added to the carbonaceous raw materials.
  • the amount of addition of inventive additive from Coke-containing material and titanium-containing compounds may be at from 0.5 to 100% by weight, preferably 0.5 to 80 wt .-%, preferably 1 to 50 wt .-% and most particularly at 2 to 40 wt .-% of the blown Materials lie.
  • the aggregate of coke-containing material and titanium-containing compounds according to the invention can be added to a carbonaceous material such as oil, heavy oil, tar, pitch and / or natural gas and then blown into the metallurgical vessel via the blow molds.
  • a carbonaceous material such as oil, heavy oil, tar, pitch and / or natural gas
  • the coke- and titanium-containing aggregate is characterized by the fact that the time-consuming and costly coking processes occurring only in the blast furnace can be saved and the feedstocks can be used free of volatile constituents and other impurities.
  • the use of the aggregate is thus "energy neutral" since the blast furnace will not be deprived of energy to volatilize volatiles and char to coke and will not use coke supplied to the blast furnace for iron production.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Coke Industry (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Blast Furnaces (AREA)

Claims (15)

  1. Agrégat contenant du coke et du titane destiné à être introduit dans des récipients métallurgiques pour augmenter la durabilité et réparer le garnissage réfractaire, avec une teneur en composés contenant du titane et une teneur de 10 à 98 % en poids en matière contenant du coke, par rapport à la quantité totale d'agrégat, qui ne contient pas ou seulement de faibles quantités inférieures à 25 % en poids, par rapport à la matière contenant du coke, de substances volatiles aux températures rencontrées au lieu de réaction, l'agrégat étant obtenu par cokéfaction commune de matière carbonée et de composés contenant du titane.
  2. Agrégat contenant du coke et du titane selon la revendication 1, lequel agrégat est obtenu par cokéfaction commune de matière carbonée et de composés contenant du titane ainsi que d'au moins un parmi des oxydes métalliques et des hydroxydes métalliques, sélectionnés dans le groupe comprenant Al2O3, des oxydes de fer, CaO, MgO, SiO2, ZrO2, des oxydes mixtes ainsi que des mélanges de ceux-ci dans une quantité pouvant aller jusqu'à 50 % en poids, par rapport à la quantité totale d'agrégat.
  3. Agrégat selon la revendication 1 ou 2, dans lequel on utilise comme matière carbonée un agent cokéfiant qui est sélectionné parmi des composés carbonés pyrolysables.
  4. Agrégat selon l'une des revendications 1 à 3, avec une teneur en matière contenant du coke de moins de 10 % en poids, par rapport à la matière contenant du coke, de substances volatiles aux températures rencontrées au lieu de réaction.
  5. Agrégat selon l'une des revendications 1 à 4, avec 25 à 95, de préférence 35 à 85, particulièrement de préférence 45 à 80 % en poids de matière contenant du coke, par rapport à la quantité totale d'agrégat.
  6. Agrégat selon l'une des revendications 1 à 5, avec une teneur de 10 à 65 % en poids en composés contenant du titane et avec une teneur de 35 à 90 % en poids en matière contenant du coke, par rapport à la quantité totale d'agrégat.
  7. Agrégat selon l'une des revendications précédentes, avec une taille de particules à 90 %, de préférence à 100 %, inférieure à 100 mm, de préférence inférieure à 10 mm, particulièrement de préférence inférieure à 1 mm et tout particulièrement de préférence inférieure à 0,5 mm.
  8. Agrégat selon l'une des revendications précédentes, avec une taille de particules à 90 %, de préférence à 100 %, inférieure à 200 µm, de préférence inférieure à 100 µm.
  9. Procédé de fabrication d'un agrégat contenant du coke et du titane selon l'une des revendications 1 à 8, caractérisé en ce que des composés contenant du titane sont mélangés avec une matière carbonée comme agent cokéfiant et le mélange ainsi obtenu est soumis à un traitement thermique sous la forme d'une pyrolyse dans un four à coke ou un four à lit fluidisé.
  10. Procédé selon la revendication 9, caractérisé en ce que les composés contenant du titane sont mélangé avec du charbon et le mélange ainsi obtenu est soumis à une cokéfaction en l'absence d'oxygène dans un four à coke ou un four à lit fluidisé.
  11. Procédé selon la revendication 9 ou 10, dans lequel, après la cokéfaction, le mélange est soumis à une étape de fragmentation telle que broyage ou criblage.
  12. Procédé de fabrication d'un agrégat contenant du coke et du titane selon la revendication 1, dans lequel des composés contenant du titane sont mélangés avec du coke et/ou coke de pétrole, le mélange obtenu étant de préférence séché, et, si nécessaire, le mélangé séché étant ensuite broyé dans un broyeur.
  13. Procédé pour accélérer la formation de carbures de titane hautement réfractaires par réduction directe dans des processus métallurgiques, caractérisé en ce que l'on introduit un agrégat contenant du coke et du titane selon l'une des revendications 1 à 8, de préférence à grains fins, de préférence par insufflation, dans un récipient métallurgique.
  14. Procédé selon la revendication 13, caractérisé en ce que l'on ajoute l'agrégat contenant du coke et du titane selon l'une des revendications 1 à 8 à du charbon PCI pour l'insufflation dans le haut-fourneau et que l'on insuffle ensuite ce mélange par les moules de soufflage, l'addition d'agrégat contenant du coke et du titane au charbon PCI représentant de préférence 0,5 à 80, particulièrement de préférence 1 à 50 et tout particulièrement de préférence 2 à 40 % en poids de la quantité totale de mélangé insufflé.
  15. Utilisation d'un agrégat contenant du coke et du titane selon l'une des revendications 1 à 8 destiné à être introduit dans des récipients métallurgiques pour augmenter la durabilité et réparer le garnissage réfractaire.
EP11761487.5A 2010-08-03 2011-07-22 Fondant contenant du coke et du titane et son utilisation pour la réparation du revêtement de récipients métallurgiques Not-in-force EP2601318B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP11761487.5A EP2601318B1 (fr) 2010-08-03 2011-07-22 Fondant contenant du coke et du titane et son utilisation pour la réparation du revêtement de récipients métallurgiques
PL11761487T PL2601318T3 (pl) 2010-08-03 2011-07-22 Wypełniacz zawierający koks i tytan i jego zastosowanie do naprawy wyłożenia zbiorników metalurgicznych

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102010038831 2010-08-03
EP11151418A EP2415880A1 (fr) 2010-08-03 2011-01-19 Matière de charge contenant du coke et du titane et son utilisation pour la réparation du revêtement de récipients métallurgiques
PCT/DE2011/075173 WO2012022343A1 (fr) 2010-08-03 2011-07-22 Fondant contenant du coke et du titane et son utilisation pour la réparation du revêtement de récipients métallurgiques
EP11761487.5A EP2601318B1 (fr) 2010-08-03 2011-07-22 Fondant contenant du coke et du titane et son utilisation pour la réparation du revêtement de récipients métallurgiques

Publications (2)

Publication Number Publication Date
EP2601318A1 EP2601318A1 (fr) 2013-06-12
EP2601318B1 true EP2601318B1 (fr) 2014-07-09

Family

ID=44117199

Family Applications (2)

Application Number Title Priority Date Filing Date
EP11151418A Withdrawn EP2415880A1 (fr) 2010-08-03 2011-01-19 Matière de charge contenant du coke et du titane et son utilisation pour la réparation du revêtement de récipients métallurgiques
EP11761487.5A Not-in-force EP2601318B1 (fr) 2010-08-03 2011-07-22 Fondant contenant du coke et du titane et son utilisation pour la réparation du revêtement de récipients métallurgiques

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP11151418A Withdrawn EP2415880A1 (fr) 2010-08-03 2011-01-19 Matière de charge contenant du coke et du titane et son utilisation pour la réparation du revêtement de récipients métallurgiques

Country Status (9)

Country Link
US (1) US20130168889A1 (fr)
EP (2) EP2415880A1 (fr)
JP (1) JP5893023B2 (fr)
KR (1) KR101524237B1 (fr)
BR (1) BR112013002593A2 (fr)
DE (1) DE102011079627A1 (fr)
ES (1) ES2504980T3 (fr)
PL (1) PL2601318T3 (fr)
WO (1) WO2012022343A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014106506A1 (fr) * 2013-01-07 2014-07-10 Sachtleben Chemie Gmbh Agrégat contenant du titane, son procédé de fabrication et son utilisation

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2149939A (en) * 1936-05-08 1939-03-07 Titanium Alloy Mfg Co Crystalline granular titanium carbide and methods of making same
US2805120A (en) * 1954-04-29 1957-09-03 Columbia Southern Chem Corp Chlorination process
GB898602A (en) * 1957-05-01 1962-06-14 British Aluminium Co Ltd Improvements in or relating to electrolytic cells for the production of metals
DE1904195A1 (de) * 1969-01-29 1970-08-06 Bergwerksverband Gmbh Verwendung von Kokspellets als Kohlungsmittel fuer Eisen-und Stahlbaeder
US3786133A (en) * 1970-09-11 1974-01-15 Quebec Iron & Titanium Corp Titanium carbide preparation
JPS50120406A (fr) * 1974-03-09 1975-09-20
GB1485332A (en) * 1975-04-19 1977-09-08 Chviruk V Graphitic packing material for amalgam decomposers
US4187117A (en) * 1976-04-12 1980-02-05 Quebec Iron And Titanium Corporation - Fer Et Titane Du Quebec, Inc. Titanium slag-coke granules suitable for fluid bed chlorination
FR2423546B1 (fr) * 1978-01-21 1986-02-07 Sumitomo Electric Industries Metaux durs frittes et leur procede de fabrication
JPS60228611A (ja) * 1984-04-26 1985-11-13 Nippon Kokan Kk <Nkk> 高炉の操業方法
DE4419816C1 (de) * 1994-06-07 1995-06-29 Metallgesellschaft Ag Titanhaltiger Zuschlagstoff und dessen Verwendung zur Erhöhung der Haltbarkeit der feuerfesten Ausmauerung eines Ofens und als Schlackenbildner
GB9526516D0 (en) * 1995-12-23 1996-02-28 Surface Transforms Ltd Metal containing refrectory products
DE19830102C1 (de) * 1998-07-06 1999-07-29 Metallgesellschaft Ag Verwendung eines bei der Herstellung von Titandioxid anfallenden feinkörnigen Produkts
DE19935251A1 (de) * 1999-07-27 2001-02-08 Metallgesellschaft Ag Anwendung TiO¶2¶-haltiger partikulärer Materialien für feuerfeste Erzeugnisse
JP3593101B2 (ja) * 2000-03-30 2004-11-24 新日本製鐵株式会社 炭素質耐火物及びその製造方法
MY138532A (en) * 2000-08-31 2009-06-30 Foseco Int Refractory articles
DE10343687A1 (de) * 2003-09-20 2005-04-21 Sachtleben Chemie Gmbh Verfahren zur Verbesserung der Haltbarkeit von Kohlenstoff- oder Graphitelektroden durch Einsatz von TiO¶2¶-haltigen Produkten
RU2280657C1 (ru) * 2004-12-20 2006-07-27 Алтайский государственный университет Электропроводящий полимерный материал и способ его получения
DE102005051953B3 (de) * 2005-10-29 2007-06-06 Tu Bergakademie Freiberg Verfahren zur Herstellung von feuerfesten Formkörpern oder Massen
WO2008015259A1 (fr) * 2006-08-02 2008-02-07 Sachtleben Chemie Gmbh ADDITIF contenant du titane
DE102008056809A1 (de) * 2008-11-11 2010-05-27 Kronos International, Inc. Titanhaltiger Zuschlagstoff und Verfahren zu seiner Herstellung aus chloridhaltigen Rückständen der Titandioxidherstellung

Also Published As

Publication number Publication date
DE102011079627A1 (de) 2012-02-09
EP2415880A1 (fr) 2012-02-08
PL2601318T3 (pl) 2014-12-31
ES2504980T3 (es) 2014-10-09
BR112013002593A2 (pt) 2016-06-07
JP2013539001A (ja) 2013-10-17
KR20130098992A (ko) 2013-09-05
KR101524237B1 (ko) 2015-05-29
EP2601318A1 (fr) 2013-06-12
US20130168889A1 (en) 2013-07-04
JP5893023B2 (ja) 2016-03-23
WO2012022343A1 (fr) 2012-02-23

Similar Documents

Publication Publication Date Title
DE102007032419B4 (de) Verfahren und Anlage zur Reduktion von eisenoxidhaltigen Feststoffen
EP2918564A1 (fr) Matériaux réfractaires contenant des cristaux mixtes à structure spinelle
EP0611740B1 (fr) Agrégat contenant du titane et son utilisation dans l&#39;augmentation de la longévité des porois refractaires d&#39;un four
EP2049451B1 (fr) Additif contenant du titane
DE102013114865A1 (de) Titanhaltiger Zuschlagsstoff, Verfahren zu dessen Herstellung und dessen Verwendung
EP2601318B1 (fr) Fondant contenant du coke et du titane et son utilisation pour la réparation du revêtement de récipients métallurgiques
EP2099947A1 (fr) Corps moule contenant du titane
EP2663660A2 (fr) Agent de traitement pour métaux en fusion, procédé de production et utilisation de cet agent
DE2164474C3 (fr)
DE19830102C1 (de) Verwendung eines bei der Herstellung von Titandioxid anfallenden feinkörnigen Produkts
DE102009005604A1 (de) Walzenzunderbrikettierung
DE19513832B4 (de) Verfahren zur Verwertung von Rest- und Abfallstoffen durch Kombination einer Wirbelschichtthermolyse mit einer Flugstromvergasung
EP1386013B1 (fr) Procede de valorisation des boues de battitures de laminage et des fines de charbon
DE102008061743A1 (de) Verfahren zur Herstellung von Zement oder Zementersatzstoffen
EP0768386B1 (fr) Procédé pour réduire le point de fusion de la cendre résiduelle de charbon
DE19520651A1 (de) Verfahren zur Verwertung und Entsorgung von Klär- bzw. Wasserwerksschlämmen
DE102017124358B4 (de) Verwendung eines Versatzes und/oder eines geformten oder ungeformten feuerfesten Erzeugnisses für eine feuerfeste Zustellung einer Kohlevergasungsanlage, derartige Zustellung sowie Kohlevergasungsanlage mit einer derartigen Zustellung
DE102015007229A1 (de) Metallurgisches Recycling von Rest-, Anfall- und Abfallstoffen
DE112014006388T5 (de) Verfahren zur Herstellung von Hochofen-Einblaskohle, Hochofen-Einblaskohle, und deren Verwendung
WO2015082051A1 (fr) Procédé et installation d&#39;obtention de coke pour le traitement de résidus de processus contenant du soufre du traitement du pétrole ; coke de pétrole formé à partir des résidus du processus contenant du soufre
DD281407A5 (de) Verfahren zur herstellung von pyrolysebriketts aus braunkohlen
DE102011008691A1 (de) Mittel zur Behandlung von Metallschmelzen, Verfahren zur Herstellung und Verwendung desselben
DE2127847A1 (en) Iron smelting - using low-grade ores and coal in low-cost appts
DE2731933A1 (de) Verfahren zur herstellung von reduzierten eisenpellets aus eisen enthaltendem staub
DE10352323A1 (de) Verfahren zur Herstellung einer mineralischen Schmelze

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: 20130204

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

DAX Request for extension of the european patent (deleted)
GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20140220

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

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

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 676631

Country of ref document: AT

Kind code of ref document: T

Effective date: 20140715

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502011003695

Country of ref document: DE

Effective date: 20140821

REG Reference to a national code

Ref country code: SE

Ref legal event code: TRGR

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2504980

Country of ref document: ES

Kind code of ref document: T3

Effective date: 20141009

REG Reference to a national code

Ref country code: NL

Ref legal event code: T3

REG Reference to a national code

Ref country code: SK

Ref legal event code: T3

Ref document number: E 17070

Country of ref document: SK

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

REG Reference to a national code

Ref country code: PL

Ref legal event code: T3

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141009

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141009

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141010

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140709

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141110

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140709

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140709

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20141109

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140709

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140709

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502011003695

Country of ref document: DE

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140709

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140709

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20140731

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20140731

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140709

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

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

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20150410

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 5

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20140722

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140709

REG Reference to a national code

Ref country code: DE

Ref legal event code: R082

Ref document number: 502011003695

Country of ref document: DE

Representative=s name: DEMSKI & NOBBE PATENTANWAELTE, DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140709

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140709

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140709

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 6

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20140722

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20110722

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NL

Payment date: 20160720

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20160727

Year of fee payment: 6

Ref country code: FI

Payment date: 20160713

Year of fee payment: 6

Ref country code: GB

Payment date: 20160721

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20160721

Year of fee payment: 6

Ref country code: CZ

Payment date: 20160714

Year of fee payment: 6

Ref country code: SK

Payment date: 20160721

Year of fee payment: 6

Ref country code: SE

Payment date: 20160720

Year of fee payment: 6

Ref country code: AT

Payment date: 20160721

Year of fee payment: 6

Ref country code: PL

Payment date: 20160714

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: BE

Payment date: 20160720

Year of fee payment: 6

Ref country code: TR

Payment date: 20160714

Year of fee payment: 6

Ref country code: ES

Payment date: 20160715

Year of fee payment: 6

REG Reference to a national code

Ref country code: NL

Ref legal event code: MM

Effective date: 20170801

REG Reference to a national code

Ref country code: SE

Ref legal event code: EUG

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 676631

Country of ref document: AT

Kind code of ref document: T

Effective date: 20170722

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20170722

REG Reference to a national code

Ref country code: SK

Ref legal event code: MM4A

Ref document number: E 17070

Country of ref document: SK

Effective date: 20170722

REG Reference to a national code

Ref country code: DE

Ref legal event code: R082

Ref document number: 502011003695

Country of ref document: DE

Representative=s name: DEMSKI & NOBBE PATENTANWAELTE, DE

Ref country code: DE

Ref legal event code: R081

Ref document number: 502011003695

Country of ref document: DE

Owner name: GSR - GESELLSCHAFT FUER SYNTHETISCHE ROHSTOFFE, DE

Free format text: FORMER OWNER: SACHTLEBEN CHEMIE GMBH, 47198 DUISBURG, DE

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20180330

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170722

Ref country code: NL

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170801

Ref country code: SE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170723

Ref country code: FI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170722

Ref country code: CZ

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170722

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170722

Ref country code: SK

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170722

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170731

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20170731

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140709

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170722

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170731

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20181026

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20140709

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170722

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170723

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20210729

Year of fee payment: 11

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170722

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 502011003695

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230201