BR7208021D0 - Processo de tratamento de encurvamento e de tempera de lentes de vidro e dispositivo para efetuar este tratamento - Google Patents

Processo de tratamento de encurvamento e de tempera de lentes de vidro e dispositivo para efetuar este tratamento

Info

Publication number
BR7208021D0
BR7208021D0 BR8021/72A BR802172A BR7208021D0 BR 7208021 D0 BR7208021 D0 BR 7208021D0 BR 8021/72 A BR8021/72 A BR 8021/72A BR 802172 A BR802172 A BR 802172A BR 7208021 D0 BR7208021 D0 BR 7208021D0
Authority
BR
Brazil
Prior art keywords
bending
perform
treatment
glass lenses
treatment process
Prior art date
Application number
BR8021/72A
Other languages
English (en)
Portuguese (pt)
Inventor
H Sureaud
Original Assignee
Verreries Ind Soc D
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 Verreries Ind Soc D filed Critical Verreries Ind Soc D
Publication of BR7208021D0 publication Critical patent/BR7208021D0/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B27/00—Tempering or quenching glass products
    • C03B27/04—Tempering or quenching glass products using gas
    • C03B27/06—Tempering or quenching glass products using gas for glass products other than flat or bent glass plates, e.g. hollow glassware, lenses
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/02—Re-forming glass sheets
    • C03B23/023—Re-forming glass sheets by bending
    • C03B23/025—Re-forming glass sheets by bending by gravity
    • C03B23/0252—Re-forming glass sheets by bending by gravity by gravity only, e.g. sagging

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Heat Treatment Of Articles (AREA)
BR8021/72A 1971-11-16 1972-11-14 Processo de tratamento de encurvamento e de tempera de lentes de vidro e dispositivo para efetuar este tratamento BR7208021D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7140935A FR2160262A1 (en) 1971-11-16 1971-11-16 Glass bowl making - comprises forming and quenching stages

Publications (1)

Publication Number Publication Date
BR7208021D0 true BR7208021D0 (pt) 1973-09-27

Family

ID=9085828

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8021/72A BR7208021D0 (pt) 1971-11-16 1972-11-14 Processo de tratamento de encurvamento e de tempera de lentes de vidro e dispositivo para efetuar este tratamento

Country Status (9)

Country Link
JP (1) JPS4859119A (https=)
AR (1) AR194610A1 (https=)
BR (1) BR7208021D0 (https=)
DD (1) DD101373A5 (https=)
DE (1) DE2249847A1 (https=)
ES (1) ES406238A1 (https=)
FR (1) FR2160262A1 (https=)
IT (1) IT970331B (https=)
ZA (1) ZA725743B (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO344702B1 (no) 2016-02-11 2020-03-16 Vosstech As Herdeovn og fremgangsmåte for herding av et glassobjekt for anvendelse som en knusbar, trykktett barriere i et brønnverktøy

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL185035C (nl) * 1953-02-12 Elektrowatt Ag Op warmte reagerende inrichting.

Also Published As

Publication number Publication date
AR194610A1 (es) 1973-07-31
ZA725743B (en) 1973-05-30
IT970331B (it) 1974-04-10
FR2160262B1 (https=) 1976-06-04
JPS4859119A (https=) 1973-08-18
FR2160262A1 (en) 1973-06-29
DE2249847A1 (de) 1973-05-24
ES406238A1 (es) 1975-07-01
DD101373A5 (https=) 1973-11-05

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