GB1264914A - - Google Patents

Info

Publication number
GB1264914A
GB1264914A GB1264914DA GB1264914A GB 1264914 A GB1264914 A GB 1264914A GB 1264914D A GB1264914D A GB 1264914DA GB 1264914 A GB1264914 A GB 1264914A
Authority
GB
United Kingdom
Prior art keywords
reflectors
molybdenum
july
tungsten
preferred
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
Other languages
English (en)
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 filed Critical
Publication of GB1264914A publication Critical patent/GB1264914A/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
    • C04B35/01—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
GB1264914D 1968-07-10 1969-07-09 Expired GB1264914A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4794768 1968-07-10

Publications (1)

Publication Number Publication Date
GB1264914A true GB1264914A (ja) 1972-02-23

Family

ID=12789544

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1264914D Expired GB1264914A (ja) 1968-07-10 1969-07-09

Country Status (1)

Country Link
GB (1) GB1264914A (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2179807A1 (ja) * 1972-04-07 1973-11-23 Philips Nv
FR2501190A1 (fr) * 1980-03-11 1982-09-10 Gen Electric Corps ceramique en alumine et son procede de fabrication
DE3201750A1 (de) * 1981-02-18 1982-09-16 Egyesült Izzólámpa és Villamossági Részvénytársaság, 1340 Budapest Verfahren zur herstellung lichtdurchlaessiger sinterkoerper aus aluminiumoxid
US4837069A (en) * 1987-01-07 1989-06-06 Minnesota Mining And Manufacturing Company Transparent alumina microspheres
WO2012176196A1 (en) * 2011-06-23 2012-12-27 Dead Sea Bromine Company Ltd. Method of manufacturing improved alumina objects for various applications

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2179807A1 (ja) * 1972-04-07 1973-11-23 Philips Nv
FR2501190A1 (fr) * 1980-03-11 1982-09-10 Gen Electric Corps ceramique en alumine et son procede de fabrication
DE3201750A1 (de) * 1981-02-18 1982-09-16 Egyesült Izzólámpa és Villamossági Részvénytársaság, 1340 Budapest Verfahren zur herstellung lichtdurchlaessiger sinterkoerper aus aluminiumoxid
US4837069A (en) * 1987-01-07 1989-06-06 Minnesota Mining And Manufacturing Company Transparent alumina microspheres
WO2012176196A1 (en) * 2011-06-23 2012-12-27 Dead Sea Bromine Company Ltd. Method of manufacturing improved alumina objects for various applications

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee