FR2378294A2 - Procede de fabrication de structures alveolaires rigides, et structures obtenues selon ce procede - Google Patents

Procede de fabrication de structures alveolaires rigides, et structures obtenues selon ce procede

Info

Publication number
FR2378294A2
FR2378294A2 FR7701669A FR7701669A FR2378294A2 FR 2378294 A2 FR2378294 A2 FR 2378294A2 FR 7701669 A FR7701669 A FR 7701669A FR 7701669 A FR7701669 A FR 7701669A FR 2378294 A2 FR2378294 A2 FR 2378294A2
Authority
FR
France
Prior art keywords
glass
deformable material
mfr
heat
porous structure
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.)
Granted
Application number
FR7701669A
Other languages
English (en)
French (fr)
Other versions
FR2378294B2 (en, 2012
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7701669A priority Critical patent/FR2378294A2/fr
Publication of FR2378294A2 publication Critical patent/FR2378294A2/fr
Application granted granted Critical
Publication of FR2378294B2 publication Critical patent/FR2378294B2/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G02B5/10—Mirrors with curved faces
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/0073—Re-forming shaped glass by blowing
    • C03B23/008—Vacuum-blowing
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/20—Uniting glass pieces by fusing without substantial reshaping
    • C03B23/207—Uniting glass rods, glass tubes, or hollow glassware

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
FR7701669A 1977-01-21 1977-01-21 Procede de fabrication de structures alveolaires rigides, et structures obtenues selon ce procede Granted FR2378294A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7701669A FR2378294A2 (fr) 1977-01-21 1977-01-21 Procede de fabrication de structures alveolaires rigides, et structures obtenues selon ce procede

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7701669A FR2378294A2 (fr) 1977-01-21 1977-01-21 Procede de fabrication de structures alveolaires rigides, et structures obtenues selon ce procede

Publications (2)

Publication Number Publication Date
FR2378294A2 true FR2378294A2 (fr) 1978-08-18
FR2378294B2 FR2378294B2 (en, 2012) 1980-04-18

Family

ID=9185752

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7701669A Granted FR2378294A2 (fr) 1977-01-21 1977-01-21 Procede de fabrication de structures alveolaires rigides, et structures obtenues selon ce procede

Country Status (1)

Country Link
FR (1) FR2378294A2 (en, 2012)

Also Published As

Publication number Publication date
FR2378294B2 (en, 2012) 1980-04-18

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