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CH270499A - Verre aux fluorophosphates et procédé de préparation de ce verre. - Google Patents

Verre aux fluorophosphates et procédé de préparation de ce verre.

Info

Publication number
CH270499A
CH270499A CH270499DA CH270499A CH 270499 A CH270499 A CH 270499A CH 270499D A CH270499D A CH 270499DA CH 270499 A CH270499 A CH 270499A
Authority
CH
Switzerland
Prior art keywords
glass
preparing
fluorophosphate
fluorophosphate glass
Prior art date
Application number
Other languages
English (en)
Inventor
Company Eastman Kodak
Original Assignee
Eastman Kodak Co
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
Priority claimed from US644178A external-priority patent/US2481700A/en
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of CH270499A publication Critical patent/CH270499A/fr

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
    • C03C3/247—Silica-free oxide glass compositions containing halogen and at least one oxide, e.g. oxide of boron containing fluorine and phosphorus
    • 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
    • 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

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)
CH270499D 1946-01-29 1947-01-29 Verre aux fluorophosphates et procédé de préparation de ce verre. CH270499A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US644178A US2481700A (en) 1946-01-29 1946-01-29 Fluophosphate glass
US689533A US2496824A (en) 1946-01-29 1946-08-09 Ferric fluophosphate glass

Publications (1)

Publication Number Publication Date
CH270499A true CH270499A (fr) 1950-09-15

Family

ID=27094421

Family Applications (2)

Application Number Title Priority Date Filing Date
CH270499D CH270499A (fr) 1946-01-29 1947-01-29 Verre aux fluorophosphates et procédé de préparation de ce verre.
CH267079D CH267079A (fr) 1946-01-29 1947-02-05 Verre aux fluorophosphates et procédé pour sa fabrication.

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH267079D CH267079A (fr) 1946-01-29 1947-02-05 Verre aux fluorophosphates et procédé pour sa fabrication.

Country Status (5)

Country Link
US (1) US2496824A (fr)
BE (1) BE471354A (fr)
CH (2) CH270499A (fr)
FR (1) FR965987A (fr)
GB (3) GB649511A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE945408C (de) * 1955-01-29 1956-07-05 Jenaer Glaswerk Schott & Gen Berylliumfreies, phosphathaltiges Fluoridglas

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1088674B (de) * 1958-06-13 1960-09-08 Jenaer Glaswerk Schott & Gen Verfahren zum Herstellen alkali- und berylliumfreier, fluoridhaltiger Phosphatglaeser
US4379616A (en) * 1979-04-02 1983-04-12 Bell Telephone Laboratories, Incorporated Aluminum metaphosphate optical fibers
US4302074A (en) * 1979-04-02 1981-11-24 Bell Telephone Laboratories, Incorporated Aluminum metaphosphate optical fibers
DE3105664A1 (de) * 1980-02-26 1982-01-21 Corning Glass Works, 14830 Corning, N.Y. Fluoraluminiumphosphatglaeser
DE3634675A1 (de) * 1985-10-19 1987-04-23 Leitz Ernst Gmbh Optisches phosphatglas mit anomaler positiver teildispersion und verfahren zu seiner herstellung
JPH02124740A (ja) * 1988-10-06 1990-05-14 Sumita Kogaku Glass Seizosho:Kk フツリン酸塩光学ガラス

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2278501A (en) * 1939-05-12 1942-04-07 American Optical Corp Glass composition and product thereof
BE461041A (fr) * 1941-09-15

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE945408C (de) * 1955-01-29 1956-07-05 Jenaer Glaswerk Schott & Gen Berylliumfreies, phosphathaltiges Fluoridglas

Also Published As

Publication number Publication date
GB649511A (en) 1951-01-31
GB649512A (en) 1951-01-31
GB649513A (en) 1951-01-31
BE471354A (fr)
FR965987A (fr) 1950-09-27
US2496824A (en) 1950-02-07
CH267079A (fr) 1950-03-15

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