BE471581A - - Google Patents
Info
- Publication number
- BE471581A BE471581A BE471581DA BE471581A BE 471581 A BE471581 A BE 471581A BE 471581D A BE471581D A BE 471581DA BE 471581 A BE471581 A BE 471581A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/12—Silica-free oxide glass compositions
- C03C3/23—Silica-free oxide glass compositions containing halogen and at least one oxide, e.g. oxide of boron
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
- F02D41/1456—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio with sensor output signal being linear or quasi-linear with the concentration of oxygen
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S501/00—Compositions: ceramic
- Y10S501/90—Optical glass, e.g. silent on refractive index and/or ABBE number
- Y10S501/901—Optical glass, e.g. silent on refractive index and/or ABBE number having R.I. at least 1.8
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S501/00—Compositions: ceramic
- Y10S501/90—Optical glass, e.g. silent on refractive index and/or ABBE number
- Y10S501/903—Optical glass, e.g. silent on refractive index and/or ABBE number having refractive index less than 1.8 and ABBE number less than 70
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S501/00—Compositions: ceramic
- Y10S501/90—Optical glass, e.g. silent on refractive index and/or ABBE number
- Y10S501/906—Thorium oxide containing
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US60446XA | 1946-04-06 | 1946-04-06 | |
US646681A US2456033A (en) | 1946-04-06 | 1946-04-06 | Fluoborate glass |
Publications (1)
Publication Number | Publication Date |
---|---|
BE471581A true BE471581A (ja) |
Family
ID=26675101
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE471581D BE471581A (ja) | 1946-04-06 |
Country Status (5)
Country | Link |
---|---|
US (1) | US2456033A (ja) |
BE (1) | BE471581A (ja) |
CH (1) | CH268117A (ja) |
FR (1) | FR956629A (ja) |
GB (1) | GB649514A (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1056997B (de) * | 1957-02-01 | 1959-05-06 | Alessandro Calzoni Spa | Maschine mit mindestens zwei hintereinanderliegenden Einrichtungen zum kontinuierlichen Formen von Rohren aus Holz- und bzw. oder Asbestfaser-material |
US2933404A (en) * | 1958-07-21 | 1960-04-19 | Eastman Kodak Co | Fluoborate glass |
FR1317870A (ja) * | 1961-03-21 | 1963-05-08 | ||
JPS508446B1 (ja) * | 1969-05-24 | 1975-04-04 | ||
US3880663A (en) * | 1973-01-11 | 1975-04-29 | American Optical Corp | Fluoroborate glass exhibiting fluorescence at 1.06 micrometers |
JPS5215510A (en) * | 1975-07-28 | 1977-02-05 | Nippon Chemical Ind | Optical glass |
FR2540486A1 (fr) * | 1983-02-09 | 1984-08-10 | Corning Glass Works | Verres d'optique de fluoro-borates moulables |
JP3100725B2 (ja) * | 1992-01-21 | 2000-10-23 | 株式会社住田光学ガラス | 精密プレス成形用光学ガラス |
JP6028071B1 (ja) * | 2015-07-07 | 2016-11-16 | 株式会社住田光学ガラス | 光学ガラス、ガラスプリフォーム、及び光学部品 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB190708704A (en) * | 1907-04-15 | 1908-04-15 | Frederick Alexander Lindemann | Improvements in or relating to Glass or Vitreous Substances and the Production and use thereof. |
US1143788A (en) * | 1912-07-20 | 1915-06-22 | Macbeth Evans Glass Co | Glass and batch for making the same. |
US1327569A (en) * | 1917-09-24 | 1920-01-06 | Macbethevans Glass Company | Glass |
US1623301A (en) * | 1922-05-09 | 1927-04-05 | H C Fry Glass Company | Heat-resisting glass |
US1529259A (en) * | 1922-12-09 | 1925-03-10 | Fred M Locke | Glass |
NL30166C (ja) * | 1930-05-20 | 1933-07-15 | ||
US1971309A (en) * | 1930-10-18 | 1934-08-21 | Gen Electric | Ultra-violet transmitting glass |
BE419701A (ja) * | 1936-01-30 | |||
US2282601A (en) * | 1938-06-25 | 1942-05-12 | Corning Glass Works | Yellow glass composition |
NL58123C (ja) * | 1938-10-05 | |||
US2239423A (en) * | 1939-04-07 | 1941-04-22 | Gen Electric | Iron-glass seal having nickel-iron contact prongs |
US2262951A (en) * | 1940-01-03 | 1941-11-18 | Hartford Empire Co | Glass composition, batch therefor, and method of making it |
US2269176A (en) * | 1940-06-26 | 1942-01-06 | Gen Electric | Coated refractory melting pot |
US2334961A (en) * | 1940-12-05 | 1943-11-23 | Owens Corning Fiberglass Corp | Glass composition |
US2397195A (en) * | 1941-01-09 | 1946-03-26 | Libbey Owens Ford Glass Co | Heat absorbing glass |
US2394502A (en) * | 1941-09-10 | 1946-02-05 | Monsanto Chemicals | Opalescent glass and method of making same |
US2393449A (en) * | 1944-07-11 | 1946-01-22 | Corning Glass Works | Barium glass having low power factor |
-
0
- BE BE471581D patent/BE471581A/xx unknown
- FR FR956629D patent/FR956629A/fr not_active Expired
-
1946
- 1946-04-06 US US646681A patent/US2456033A/en not_active Expired - Lifetime
-
1947
- 1947-02-05 CH CH268117D patent/CH268117A/fr unknown
- 1947-02-07 GB GB3682/47A patent/GB649514A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2456033A (en) | 1948-12-14 |
FR956629A (ja) | 1950-02-02 |
CH268117A (fr) | 1950-05-15 |
GB649514A (en) | 1951-01-31 |