FR2455006A1 - Verre optique stable a la cristallisation et convenant a une fabrication en grande serie - Google Patents

Verre optique stable a la cristallisation et convenant a une fabrication en grande serie

Info

Publication number
FR2455006A1
FR2455006A1 FR8009220A FR8009220A FR2455006A1 FR 2455006 A1 FR2455006 A1 FR 2455006A1 FR 8009220 A FR8009220 A FR 8009220A FR 8009220 A FR8009220 A FR 8009220A FR 2455006 A1 FR2455006 A1 FR 2455006A1
Authority
FR
France
Prior art keywords
crystallization
manufacturing
weight
optical glass
large series
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.)
Pending
Application number
FR8009220A
Other languages
English (en)
Inventor
Eckhart Watzke
Jurgen Bruhl
Andrea Kampfer
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.)
Schott AG
Original Assignee
Jenaer Glaswerk Schott and Gen
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 Jenaer Glaswerk Schott and Gen filed Critical Jenaer Glaswerk Schott and Gen
Publication of FR2455006A1 publication Critical patent/FR2455006A1/fr
Pending legal-status Critical Current

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
    • C03C3/04—Glass compositions containing silica
    • C03C3/062—Glass compositions containing silica with less than 40% silica by weight
    • C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
    • C03C3/068—Glass compositions containing silica with less than 40% silica by weight containing boron containing rare earths

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)

Abstract

VERRES OPTIQUES A INDICES DE REFRACTION COMPRIS ENTRE 1,69 ET 1,72 ET A NOMBRES D'ABBE COMPRIS ENTRE 50 ET 54 QUI PRESENTENT LA COMPOSITION SUIVANTE: BAO, 43 A 49 EN POIDS; BO, 14 A 17 EN POIDS; SIO, 14 A 16 EN POIDS; LAO, 13 A 18 EN POIDS; YO, 1 A 14 EN POIDS; ZRO, 0 A 2 EN POIDS.
FR8009220A 1979-04-26 1980-04-24 Verre optique stable a la cristallisation et convenant a une fabrication en grande serie Pending FR2455006A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD21250979A DD143072A1 (de) 1979-04-26 1979-04-26 Optisches glas

Publications (1)

Publication Number Publication Date
FR2455006A1 true FR2455006A1 (fr) 1980-11-21

Family

ID=5517857

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8009220A Pending FR2455006A1 (fr) 1979-04-26 1980-04-24 Verre optique stable a la cristallisation et convenant a une fabrication en grande serie

Country Status (5)

Country Link
DD (1) DD143072A1 (fr)
DE (1) DE3003936A1 (fr)
FR (1) FR2455006A1 (fr)
GB (1) GB2046727A (fr)
PL (1) PL122227B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE46954E1 (en) 2010-12-29 2018-07-17 Medical Enterprises, Llc Electric motor driven tool for orthopedic impacting

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR889098A (fr) * 1939-12-11 1943-12-30 Jenaer Glaswerk Schott & Gen Verre optique
FR2207875A1 (fr) * 1972-11-23 1974-06-21 Jenaer Glaswerk Schott & Gen
DE2500378A1 (de) * 1974-02-22 1975-08-28 Corning Glass Works Optisches borsilikatglas
US3958999A (en) * 1971-07-30 1976-05-25 Hoya Glass Works, Ltd. Optical glass

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR889098A (fr) * 1939-12-11 1943-12-30 Jenaer Glaswerk Schott & Gen Verre optique
US3958999A (en) * 1971-07-30 1976-05-25 Hoya Glass Works, Ltd. Optical glass
FR2207875A1 (fr) * 1972-11-23 1974-06-21 Jenaer Glaswerk Schott & Gen
DE2500378A1 (de) * 1974-02-22 1975-08-28 Corning Glass Works Optisches borsilikatglas

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE46954E1 (en) 2010-12-29 2018-07-17 Medical Enterprises, Llc Electric motor driven tool for orthopedic impacting
USRE47963E1 (en) 2010-12-29 2020-04-28 DePuy Synthes Products, Inc. Electric motor driven tool for orthopedic impacting
USRE48184E1 (en) 2010-12-29 2020-09-01 DePuy Synthes Products, Inc. Electric motor driven tool for orthopedic impacting
USRE49666E1 (en) 2010-12-29 2023-09-26 Depuy Synthes Products, Inc Electric motor driven tool for orthopedic impacting

Also Published As

Publication number Publication date
GB2046727A (en) 1980-11-19
PL122227B1 (en) 1982-07-31
DD143072A1 (de) 1980-07-30
PL223684A1 (fr) 1981-02-13
DE3003936A1 (de) 1980-11-06

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