CH674813A5 - - Google Patents

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Publication number
CH674813A5
CH674813A5 CH2940/87A CH294087A CH674813A5 CH 674813 A5 CH674813 A5 CH 674813A5 CH 2940/87 A CH2940/87 A CH 2940/87A CH 294087 A CH294087 A CH 294087A CH 674813 A5 CH674813 A5 CH 674813A5
Authority
CH
Switzerland
Prior art keywords
wear
flow opening
surface layer
laser beam
treated
Prior art date
Application number
CH2940/87A
Other languages
German (de)
English (en)
Inventor
Klaus Dr Mueller
Hans Erich Dr Sc Na Hintermann
Gilbert Dr Gindraux
Original Assignee
Stopinc 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 Stopinc Ag filed Critical Stopinc Ag
Priority to CH2940/87A priority Critical patent/CH674813A5/de
Priority to DE19873735444 priority patent/DE3735444A1/de
Priority to IL87153A priority patent/IL87153A0/xx
Priority to IT8821502A priority patent/IT1226521B/it
Priority to FR8810151A priority patent/FR2618705A1/fr
Priority to BR8803724A priority patent/BR8803724A/pt
Priority to JP63187071A priority patent/JPS6457970A/ja
Priority to ZA885599A priority patent/ZA885599B/xx
Priority to GB8818067A priority patent/GB2208383B/en
Publication of CH674813A5 publication Critical patent/CH674813A5/de

Links

Classifications

    • 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
    • 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
    • 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
    • B22D41/36—Treating the plates, e.g. lubricating, heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/0006—Working by laser beam, e.g. welding, cutting or boring taking account of the properties of the material involved
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/352—Working by laser beam, e.g. welding, cutting or boring for surface treatment
    • B23K26/354—Working by laser beam, e.g. welding, cutting or boring for surface treatment by melting
    • 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
    • C04B35/03—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
    • C04B35/053—Fine ceramics
    • 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
    • C04B35/111—Fine ceramics
    • 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
    • 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
    • C04B41/0036—Laser treatment
    • 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
    • C04B41/4505—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements characterised by the method of application
    • C04B41/4523—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements characterised by the method of application applied from the molten state ; Thermal spraying, e.g. plasma spraying
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26
    • B23K2103/52—Ceramics

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Composite Materials (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
  • Sliding Valves (AREA)
CH2940/87A 1987-07-31 1987-07-31 CH674813A5 (da)

Priority Applications (9)

Application Number Priority Date Filing Date Title
CH2940/87A CH674813A5 (da) 1987-07-31 1987-07-31
DE19873735444 DE3735444A1 (de) 1987-07-31 1987-10-20 Feuerfestes verschleissteil eines verschlussorganes fuer metallschmelze enthaltende behaelter
IL87153A IL87153A0 (en) 1987-07-31 1988-07-19 Refractory wear parts for valves for metallurgical use
IT8821502A IT1226521B (it) 1987-07-31 1988-07-27 Elemento di usura refrattario di un organo di chiusura, per recipienti contenenti massa fusa metallica
FR8810151A FR2618705A1 (fr) 1987-07-31 1988-07-27 Piece d'usure refractaire pour recipients contenant du metal en fusion
BR8803724A BR8803724A (pt) 1987-07-31 1988-07-27 Peca de desgaste refrataria de um orgao obturador para vasos contendo metal fundido
JP63187071A JPS6457970A (en) 1987-07-31 1988-07-28 Refractoty abrasion section for vessel housing molten metal
ZA885599A ZA885599B (en) 1987-07-31 1988-07-29 Refractory wear parts for valves for metallurgical use
GB8818067A GB2208383B (en) 1987-07-31 1988-07-29 Sliding gate valve for metallurgical use

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2940/87A CH674813A5 (da) 1987-07-31 1987-07-31

Publications (1)

Publication Number Publication Date
CH674813A5 true CH674813A5 (da) 1990-07-31

Family

ID=4245056

Family Applications (1)

Application Number Title Priority Date Filing Date
CH2940/87A CH674813A5 (da) 1987-07-31 1987-07-31

Country Status (9)

Country Link
JP (1) JPS6457970A (da)
BR (1) BR8803724A (da)
CH (1) CH674813A5 (da)
DE (1) DE3735444A1 (da)
FR (1) FR2618705A1 (da)
GB (1) GB2208383B (da)
IL (1) IL87153A0 (da)
IT (1) IT1226521B (da)
ZA (1) ZA885599B (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3921794A1 (de) * 1989-07-03 1991-01-17 Didier Werke Ag Feuerfeste verschleissteile fuer schiebeverschluesse an metallurgischen gefaessen
DE4125165A1 (de) * 1991-07-30 1993-02-04 Hoechst Ceram Tec Ag Gebranntes, keramisches erzeugnis mit strukturierter oberflaeche und verfahren zu seiner herstellung
AU675069B2 (en) * 1992-06-22 1997-01-23 Great Western Corporation Pty Ltd Hard facing
GB2282826B (en) * 1992-06-22 1996-03-20 Pratco Ind Ltd Hard facing
ZA962685B (en) * 1995-04-07 1996-07-25 Hylsa Sa Refractory bricks for iron ore reduction reactors
TW480725B (en) 2000-04-04 2002-03-21 Matsushita Electric Ind Co Ltd Thin film semiconductor device and method of producing same
DE102004015357B4 (de) * 2004-03-30 2011-08-18 Schott Ag, 55122 Verfahren zur Behandlung von Feuerfestmaterial und Verwendung sowie Verfahren zur Herstellung und/oder Verarbeitung von Glasschmelzen und Vorrichtung
FR3084666B1 (fr) 2018-08-01 2022-05-13 Saint Gobain Ct Recherches Couche de protection pour produit refractaire

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2026007A1 (de) * 1969-08-28 1971-03-18 American Optical Corp Verfahren zum Herstellen von Schicht korpern
AT344218B (de) * 1975-06-02 1978-07-10 Didier Werke Ag Verschleissteile, insbesondere fuer schieberverschluesse an metallschmelze enthaltenden behaeltern
CS199377B1 (en) * 1977-05-13 1980-07-31 Valter Boehm Connecting method of at least two ceramic materials
LU83120A1 (fr) * 1981-02-09 1982-09-10 Centre Rech Metallurgique Perfectionnements aux procedes de traitement des materiaux refractaires et application de ces perfectionnements
DE3300166C2 (de) * 1983-01-05 1986-07-17 ARBED Saarstahl GmbH, 6620 Völklingen Mehrteiliger Tauchausguß für Stranggießanlagen
JPS60141391A (ja) * 1983-12-29 1985-07-26 Toshiba Ceramics Co Ltd 溶融金属排出用プレ−トの加工方法

Also Published As

Publication number Publication date
FR2618705A1 (fr) 1989-02-03
ZA885599B (en) 1989-04-26
DE3735444C2 (da) 1989-09-28
GB8818067D0 (en) 1988-09-01
DE3735444A1 (de) 1989-02-16
GB2208383B (en) 1991-09-11
IT8821502A0 (it) 1988-07-27
IL87153A0 (en) 1988-12-30
GB2208383A (en) 1989-03-30
IT1226521B (it) 1991-01-24
JPS6457970A (en) 1989-03-06
BR8803724A (pt) 1989-02-14

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PL Patent ceased