DE2624299C3 - Verwendung eines hydraulisch abbindenden, hochtonerdehaltigen, feuerfesten Feuerbetons für Verschleißteile von Schiebeverschlüssen - Google Patents

Verwendung eines hydraulisch abbindenden, hochtonerdehaltigen, feuerfesten Feuerbetons für Verschleißteile von Schiebeverschlüssen

Info

Publication number
DE2624299C3
DE2624299C3 DE2624299A DE2624299A DE2624299C3 DE 2624299 C3 DE2624299 C3 DE 2624299C3 DE 2624299 A DE2624299 A DE 2624299A DE 2624299 A DE2624299 A DE 2624299A DE 2624299 C3 DE2624299 C3 DE 2624299C3
Authority
DE
Germany
Prior art keywords
refractory
refractory concrete
aggregates
wear parts
alumina
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.)
Expired
Application number
DE2624299A
Other languages
German (de)
English (en)
Other versions
DE2624299B2 (de
DE2624299A1 (de
Inventor
Des Erfinders Auf Nennung Verzicht
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.)
Didier Werke AG
Original Assignee
Didier Werke AG
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 Didier Werke AG filed Critical Didier Werke AG
Priority to ZA763385A priority Critical patent/ZA763385B/xx
Priority to JP51066147A priority patent/JPS5919066B2/ja
Priority to BE168660A priority patent/BE843818A/xx
Priority to BR4399/76A priority patent/BR7604399A/pt
Priority to FR7621220A priority patent/FR2353354A1/fr
Priority to CA257,192A priority patent/CA1076613A/en
Priority to LU75398A priority patent/LU75398A1/xx
Priority to US05/714,196 priority patent/US4212926A/en
Publication of DE2624299A1 publication Critical patent/DE2624299A1/de
Publication of DE2624299B2 publication Critical patent/DE2624299B2/de
Application granted granted Critical
Publication of DE2624299C3 publication Critical patent/DE2624299C3/de
Priority to US07/131,165 priority patent/USRE33700E/en
Expired 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
    • C04B35/622—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
    • 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
    • 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
    • B22D41/30—Manufacturing or repairing thereof
    • B22D41/32—Manufacturing or repairing thereof characterised by the materials used 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
    • 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
    • C04B35/10—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 aluminium oxide
    • C04B35/101—Refractories from grain sized mixtures
    • 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
    • C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/46—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with organic materials
    • C04B41/47—Oils, fats or waxes natural resins
    • C04B41/478—Bitumen, asphalt, e.g. paraffin
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/81—Coating or impregnation
    • C04B41/82—Coating or impregnation with organic materials
    • 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
    • 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
    • C21C5/44—Refractory 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
    • F27D1/0003—Linings or walls
    • F27D1/0006—Linings or walls formed from bricks or layers with a particular composition or specific characteristics
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/0087—Uses not provided for elsewhere in C04B2111/00 for metallurgical applications
    • C04B2111/00887—Ferrous metallurgy
    • 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
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
    • 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
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
    • 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
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3241—Chromium oxides, chromates, or oxide-forming salts thereof
    • 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
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
    • C04B2235/422—Carbon
    • 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
    • C04B2235/9669—Resistance against chemicals, e.g. against molten glass or molten salts
    • C04B2235/9676—Resistance against chemicals, e.g. against molten glass or molten salts against molten metals such as steel or aluminium

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Metallurgy (AREA)
  • General Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Civil Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
  • Compositions Of Oxide Ceramics (AREA)
DE2624299A 1975-06-02 1976-05-31 Verwendung eines hydraulisch abbindenden, hochtonerdehaltigen, feuerfesten Feuerbetons für Verschleißteile von Schiebeverschlüssen Expired DE2624299C3 (de)

Priority Applications (9)

Application Number Priority Date Filing Date Title
ZA763385A ZA763385B (en) 1976-05-31 1976-06-07 A hydraulically setting high-alumina refractory concrete
JP51066147A JPS5919066B2 (ja) 1976-05-31 1976-06-08 溶融金属を収容する容器のための磨損部材
BR4399/76A BR7604399A (pt) 1976-05-31 1976-07-06 Aplicacao de concreto refratario para pecas de desgaste que entram em contato com massas metalicas em fusao
BE168660A BE843818A (fr) 1976-05-31 1976-07-06 Pieces d'usure pour recipients contenant du metal fondu
FR7621220A FR2353354A1 (fr) 1976-05-31 1976-07-08 Pieces d'usure pour recipients contenant du metal fondu
CA257,192A CA1076613A (en) 1976-05-31 1976-07-16 Parts subject to wear for containers for metal melts
LU75398A LU75398A1 (da) 1976-05-31 1976-07-16
US05/714,196 US4212926A (en) 1976-05-31 1976-08-13 Parts subject to wear which come into contact with metal melts
US07/131,165 USRE33700E (en) 1976-05-31 1987-12-09 Parts subject to wear which come into contact with metal melts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT417075A AT344218B (de) 1975-06-02 1975-06-02 Verschleissteile, insbesondere fuer schieberverschluesse an metallschmelze enthaltenden behaeltern

Publications (3)

Publication Number Publication Date
DE2624299A1 DE2624299A1 (de) 1976-12-09
DE2624299B2 DE2624299B2 (de) 1979-01-04
DE2624299C3 true DE2624299C3 (de) 1982-11-11

Family

ID=3560580

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2624299A Expired DE2624299C3 (de) 1975-06-02 1976-05-31 Verwendung eines hydraulisch abbindenden, hochtonerdehaltigen, feuerfesten Feuerbetons für Verschleißteile von Schiebeverschlüssen

Country Status (7)

Country Link
AT (1) AT344218B (da)
CS (1) CS218557B2 (da)
DE (1) DE2624299C3 (da)
DK (1) DK157456C (da)
IT (1) IT1071495B (da)
NL (1) NL182656C (da)
SE (1) SE452152B (da)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3735444A1 (de) * 1987-07-31 1989-02-16 Stopinc Ag Feuerfestes verschleissteil eines verschlussorganes fuer metallschmelze enthaltende behaelter
DE3243305C1 (de) * 1982-11-23 1989-02-23 Egon 5650 Solingen Evertz Verfahren zur Instandsetzung von Schieberplatten
DE4221773A1 (de) * 1992-07-02 1994-01-05 Horst Knoellinger Verfahren zur Herstellung eines feuerfesten Formteiles
WO2013124183A2 (de) 2012-02-21 2013-08-29 Technische Universität Bergakademie Freiberg Thermoschock- und korrosionsbeständiger keramikwerkstoff auf der basis von calciumzirkonat und verfahren zu seiner herstellung

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATA743878A (de) * 1977-10-17 1987-06-15 Gen Refractories Co Verfahren zur herstellung einer schieberplatte fuer einen schieberverschluss fuer geschmolzene materialien
DE2719105B2 (de) * 1977-04-29 1979-10-31 Didier-Werke Ag, 6200 Wiesbaden Feuerfeste Platte für Schieberverschlüsse an metallurgischen Gefäßen
DE2733665C2 (de) * 1977-07-26 1985-10-24 Didier-Werke Ag, 6200 Wiesbaden Auswechselbare Verschleißteile für Schiebeverschlüsse
FR2419785A1 (fr) * 1978-03-13 1979-10-12 Kaiser Electro Refractaire Procede pour la fabrication d'obturateurs glissants pour busettes de coulee et objets analogues
DE2840398C2 (de) * 1978-09-16 1982-02-18 Didier-Werke Ag, 6200 Wiesbaden Schiebeverschlußanordnung für den Abstich an Metallschmelze enthaltenden Behältnissen
GB2097378B (en) * 1981-04-29 1984-12-19 Flogates Ltd Basic refractory cementitious material and components thereof
DE3120053A1 (de) * 1981-05-20 1982-12-09 Egon 5650 Solingen Evertz Verfahren zur instandsetzung von schieberplatten
DE3141726C2 (de) * 1981-10-21 1984-02-23 Gkss - Forschungszentrum Geesthacht Gmbh, 2054 Geesthacht Verfahren zur Vermeidung bzw. Reduzierung der Wechselwirkungen und deren Folgen bei einem Kontakt von heißem, flüssigem, metallischem Natrium mit Beton
DE3206892C2 (de) * 1982-02-26 1984-01-19 Buchholz & Cie, 6660 Zweibrücken Pulvermischung zur Verbesserung der Haltbarkeit feuerfester Zustellungen von metallurgischen Öfen und Verfahren zum Aufbringen der Pulvermischung auf die Ofenwände
DE3507876A1 (de) * 1985-03-06 1986-09-11 Didier-Werke Ag, 6200 Wiesbaden Verwendung von zementfreien vibriermassen auf basis von aluminiumoxid und/oder zirkoniumdioxid zur herstellung von verschleissteilen
DE3614730A1 (de) * 1986-04-30 1987-11-05 Didier Werke Ag Feuerfester formkoerper, insbesondere platte fuer schieberverschluesse
EP0790874A1 (de) * 1993-09-15 1997-08-27 Horst Knöllinger Verfahren zur herstellung eines pfannenverschlusssteines
EP2168935A1 (de) 2008-09-29 2010-03-31 Siemens Aktiengesellschaft Materialzusammensetzung zur Herstellung eines Feuerfestwerkstoffes sowie ihre Verwendung und Feuerfestformkörper sowie Verfahren zu seiner Herstellung
CN114380580B (zh) * 2021-12-29 2023-05-05 北京金隅通达耐火技术有限公司 一种刚玉质低烧蚀率耐热混凝土及其制备方法与应用

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3243305C1 (de) * 1982-11-23 1989-02-23 Egon 5650 Solingen Evertz Verfahren zur Instandsetzung von Schieberplatten
DE3735444A1 (de) * 1987-07-31 1989-02-16 Stopinc Ag Feuerfestes verschleissteil eines verschlussorganes fuer metallschmelze enthaltende behaelter
DE4221773A1 (de) * 1992-07-02 1994-01-05 Horst Knoellinger Verfahren zur Herstellung eines feuerfesten Formteiles
WO2013124183A2 (de) 2012-02-21 2013-08-29 Technische Universität Bergakademie Freiberg Thermoschock- und korrosionsbeständiger keramikwerkstoff auf der basis von calciumzirkonat und verfahren zu seiner herstellung

Also Published As

Publication number Publication date
CS218557B2 (en) 1983-02-25
SE7606135L (sv) 1976-12-03
AT344218B (de) 1978-07-10
ATA417075A (de) 1977-11-15
DE2624299B2 (de) 1979-01-04
DK157456B (da) 1990-01-08
DK157456C (da) 1990-06-05
NL182656B (nl) 1987-11-16
IT1071495B (it) 1985-04-10
DK242076A (da) 1976-12-03
NL182656C (nl) 1988-04-18
NL7605945A (nl) 1976-12-06
SE452152B (sv) 1987-11-16
DE2624299A1 (de) 1976-12-09

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