Alumino Earth-Alkali Silicate Glasses with High Thermal Capacity for Light Bulbs and Use Thereof
An alumino earth-alkali silicate glass for lamp bulbs of tungsten halogen incandescent lamps has the following glass composition (% by weight) that reduces discoloration during operation of the lamp bulb: SiO2 55.0-62.5 Al2O3 14.5-18.5 B2O3 0.8-4.0 BaO 7.5-17.0 CaO 6.5-13.5 MgO 1.0-5.5 SrO 0-2.0 ZrO...
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| creator | BERGMANN HANNELORE BERGMANN HANS-JURGEN |
| description | An alumino earth-alkali silicate glass for lamp bulbs of tungsten halogen incandescent lamps has the following glass composition (% by weight) that reduces discoloration during operation of the lamp bulb:
SiO2 55.0-62.5 Al2O3 14.5-18.5 B2O3 0.8-4.0 BaO 7.5-17.0 CaO 6.5-13.5 MgO 1.0-5.5 SrO 0-2.0 ZrO2 0-1.5 TiO2 0-1.0 ZnO 0-0.5 CeO2 0-0.3 R2O |
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SiO2 55.0-62.5 Al2O3 14.5-18.5 B2O3 0.8-4.0 BaO 7.5-17.0 CaO 6.5-13.5 MgO 1.0-5.5 SrO 0-2.0 ZrO2 0-1.5 TiO2 0-1.0 ZnO 0-0.5 CeO2 0-0.3 R2O <0.03 H2O 0.025-0.042</description><edition>7</edition><language>eng</language><subject>BASIC ELECTRIC ELEMENTS ; CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS ; CHEMISTRY ; ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS ; ELECTRIC INCANDESCENT LAMPS ; ELECTRICITY ; GLASS ; JOINING GLASS TO GLASS OR OTHER MATERIALS ; METALLURGY ; MINERAL OR SLAG WOOL ; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS ; SURFACE TREATMENT OF GLASS</subject><creationdate>2005</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20050512&DB=EPODOC&CC=US&NR=2005099128A1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20050512&DB=EPODOC&CC=US&NR=2005099128A1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>BERGMANN HANNELORE</creatorcontrib><creatorcontrib>BERGMANN HANS-JURGEN</creatorcontrib><title>Alumino Earth-Alkali Silicate Glasses with High Thermal Capacity for Light Bulbs and Use Thereof</title><description>An alumino earth-alkali silicate glass for lamp bulbs of tungsten halogen incandescent lamps has the following glass composition (% by weight) that reduces discoloration during operation of the lamp bulb:
SiO2 55.0-62.5 Al2O3 14.5-18.5 B2O3 0.8-4.0 BaO 7.5-17.0 CaO 6.5-13.5 MgO 1.0-5.5 SrO 0-2.0 ZrO2 0-1.5 TiO2 0-1.0 ZnO 0-0.5 CeO2 0-0.3 R2O <0.03 H2O 0.025-0.042</description><subject>BASIC ELECTRIC ELEMENTS</subject><subject>CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS</subject><subject>CHEMISTRY</subject><subject>ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS</subject><subject>ELECTRIC INCANDESCENT LAMPS</subject><subject>ELECTRICITY</subject><subject>GLASS</subject><subject>JOINING GLASS TO GLASS OR OTHER MATERIALS</subject><subject>METALLURGY</subject><subject>MINERAL OR SLAG WOOL</subject><subject>SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS</subject><subject>SURFACE TREATMENT OF GLASS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2005</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNjMEKglAQAL10iOofFjoLagR5NLE8dFPPttnaW1p94j6J_j6JPqDTHGaYpXdNZOq4t5Dh6IyfyBOFoWDhBh3BWVCVFF7sDOT8MFAaGjsUSHHAht0bWjvCZTYOjpPcFLC_Q6X0Dcm2a2_Roihtflx521NWprlPg61J5wn15OqqiIJgH8RxGB2ScPdf9QHuzDzC</recordid><startdate>20050512</startdate><enddate>20050512</enddate><creator>BERGMANN HANNELORE</creator><creator>BERGMANN HANS-JURGEN</creator><scope>EVB</scope></search><sort><creationdate>20050512</creationdate><title>Alumino Earth-Alkali Silicate Glasses with High Thermal Capacity for Light Bulbs and Use Thereof</title><author>BERGMANN HANNELORE ; BERGMANN HANS-JURGEN</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_US2005099128A13</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng</language><creationdate>2005</creationdate><topic>BASIC ELECTRIC ELEMENTS</topic><topic>CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS</topic><topic>CHEMISTRY</topic><topic>ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS</topic><topic>ELECTRIC INCANDESCENT LAMPS</topic><topic>ELECTRICITY</topic><topic>GLASS</topic><topic>JOINING GLASS TO GLASS OR OTHER MATERIALS</topic><topic>METALLURGY</topic><topic>MINERAL OR SLAG WOOL</topic><topic>SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS</topic><topic>SURFACE TREATMENT OF GLASS</topic><toplevel>online_resources</toplevel><creatorcontrib>BERGMANN HANNELORE</creatorcontrib><creatorcontrib>BERGMANN HANS-JURGEN</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>BERGMANN HANNELORE</au><au>BERGMANN HANS-JURGEN</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Alumino Earth-Alkali Silicate Glasses with High Thermal Capacity for Light Bulbs and Use Thereof</title><date>2005-05-12</date><risdate>2005</risdate><abstract>An alumino earth-alkali silicate glass for lamp bulbs of tungsten halogen incandescent lamps has the following glass composition (% by weight) that reduces discoloration during operation of the lamp bulb:
SiO2 55.0-62.5 Al2O3 14.5-18.5 B2O3 0.8-4.0 BaO 7.5-17.0 CaO 6.5-13.5 MgO 1.0-5.5 SrO 0-2.0 ZrO2 0-1.5 TiO2 0-1.0 ZnO 0-0.5 CeO2 0-0.3 R2O <0.03 H2O 0.025-0.042</abstract><edition>7</edition><oa>free_for_read</oa></addata></record> |
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| subjects | BASIC ELECTRIC ELEMENTS CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS ELECTRIC INCANDESCENT LAMPS ELECTRICITY GLASS JOINING GLASS TO GLASS OR OTHER MATERIALS METALLURGY MINERAL OR SLAG WOOL SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS |
| title | Alumino Earth-Alkali Silicate Glasses with High Thermal Capacity for Light Bulbs and Use Thereof |
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