FR2152556A1 - - Google Patents

Info

Publication number
FR2152556A1
FR2152556A1 FR7229377A FR7229377A FR2152556A1 FR 2152556 A1 FR2152556 A1 FR 2152556A1 FR 7229377 A FR7229377 A FR 7229377A FR 7229377 A FR7229377 A FR 7229377A FR 2152556 A1 FR2152556 A1 FR 2152556A1
Authority
FR
France
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.)
Granted
Application number
FR7229377A
Other languages
French (fr)
Other versions
FR2152556B1 (de
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Deutsche Gold und Silber Scheideanstalt
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 Degussa GmbH, Deutsche Gold und Silber Scheideanstalt filed Critical Degussa GmbH
Publication of FR2152556A1 publication Critical patent/FR2152556A1/fr
Application granted granted Critical
Publication of FR2152556B1 publication Critical patent/FR2152556B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/302—Vessels; Containers characterised by the material of the vessel
    • 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
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/10—Inorganic compounds or compositions
    • C30B29/16—Oxides
    • C30B29/22—Complex oxides
    • C30B29/26—Complex oxides with formula BMe2O4, wherein B is Mg, Ni, Co, Al, Zn, or Cd and Me is Fe, Ga, Sc, Cr, Co, or Al
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/245—Manufacture or joining of vessels, leading-in conductors or bases specially adapted for gas discharge tubes or lamps
    • H01J9/247—Manufacture or joining of vessels, leading-in conductors or bases specially adapted for gas discharge tubes or lamps specially adapted for gas-discharge lamps

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Metallurgy (AREA)
  • Compositions Of Oxide Ceramics (AREA)
FR7229377A 1971-09-06 1972-08-16 Expired FR2152556B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712144486 DE2144486A1 (de) 1971-09-06 1971-09-06 Brennergehaeuse fuer gasentladungslampen aus lichtdurchlaessigen keramischen werkstoffen

Publications (2)

Publication Number Publication Date
FR2152556A1 true FR2152556A1 (de) 1973-04-27
FR2152556B1 FR2152556B1 (de) 1974-07-12

Family

ID=5818748

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7229377A Expired FR2152556B1 (de) 1971-09-06 1972-08-16

Country Status (4)

Country Link
DE (1) DE2144486A1 (de)
FR (1) FR2152556B1 (de)
GB (1) GB1360340A (de)
NL (1) NL7208255A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5823158A (ja) * 1981-08-04 1983-02-10 Ngk Insulators Ltd 金属蒸気放電灯用セラミツクチユ−ブの製造法
US5385700A (en) * 1991-05-03 1995-01-31 Programme 3 Patent Holdings Method of making a holder of ceramic material
JP2002141020A (ja) * 2000-10-31 2002-05-17 Ngk Insulators Ltd 高圧放電灯用発光容器
JP4206632B2 (ja) 2000-10-31 2009-01-14 日本碍子株式会社 高圧放電灯用発光容器
JP4144176B2 (ja) 2000-11-22 2008-09-03 日本碍子株式会社 高圧放電灯用発光容器
JP2002334653A (ja) * 2001-02-09 2002-11-22 Matsushita Electric Ind Co Ltd 発光管の製造方法及びそれに用いられる中子
GB2428867A (en) * 2005-08-05 2007-02-07 Gen Electric A one-piece end plug with tapered leg portion for a ceramic arc tube
AT508014B1 (de) * 2009-03-24 2010-10-15 Hella Fahrzeugteile Austria Gm Scheinwerfer

Also Published As

Publication number Publication date
NL7208255A (de) 1973-03-08
DE2144486A1 (de) 1973-03-15
FR2152556B1 (de) 1974-07-12
GB1360340A (en) 1974-07-17

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Legal Events

Date Code Title Description
ST Notification of lapse