GB2376015B - Device for reduction of gas flow - Google Patents

Device for reduction of gas flow

Info

Publication number
GB2376015B
GB2376015B GB0212576A GB0212576A GB2376015B GB 2376015 B GB2376015 B GB 2376015B GB 0212576 A GB0212576 A GB 0212576A GB 0212576 A GB0212576 A GB 0212576A GB 2376015 B GB2376015 B GB 2376015B
Authority
GB
United Kingdom
Prior art keywords
reduction
gas flow
gas
flow
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.)
Expired - Fee Related
Application number
GB0212576A
Other versions
GB0212576D0 (en
GB2376015A (en
Inventor
Erhard Dick
Erich Fischer
Roland Fuchs
Markus Riedl
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.)
Carl Zeiss AG
Original Assignee
Carl Zeiss AG
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 Carl Zeiss AG filed Critical Carl Zeiss AG
Publication of GB0212576D0 publication Critical patent/GB0212576D0/en
Publication of GB2376015A publication Critical patent/GB2376015A/en
Application granted granted Critical
Publication of GB2376015B publication Critical patent/GB2376015B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
    • C03B17/04—Forming tubes or rods by drawing from stationary or rotating tools or from forming nozzles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
GB0212576A 2001-06-02 2002-05-31 Device for reduction of gas flow Expired - Fee Related GB2376015B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2001127044 DE10127044C1 (en) 2001-06-02 2001-06-02 Device for reducing the gas flow in the pulling channel around the bulb used in the production of precision tubes comprises a nozzle and a screen in the pulling channel

Publications (3)

Publication Number Publication Date
GB0212576D0 GB0212576D0 (en) 2002-07-10
GB2376015A GB2376015A (en) 2002-12-04
GB2376015B true GB2376015B (en) 2005-06-29

Family

ID=7687107

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0212576A Expired - Fee Related GB2376015B (en) 2001-06-02 2002-05-31 Device for reduction of gas flow

Country Status (3)

Country Link
DE (1) DE10127044C1 (en)
FR (1) FR2825359B1 (en)
GB (1) GB2376015B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251250A (en) * 1978-09-29 1981-02-17 Siemens Aktiengesellschaft Process and apparatus for the production of light conducting fibers
JPH04209722A (en) * 1990-11-30 1992-07-31 Nippon Electric Glass Co Ltd Molding of glass tube
JPH05116965A (en) * 1991-10-23 1993-05-14 Toshiba Glass Co Ltd Apparatus for producing glass tube
US20010055930A1 (en) * 2000-03-31 2001-12-27 Franz Ott Method of making a halogen lamp and other analogous lamps and objects, and apparatus for the manufacture thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE594863C (en) * 1928-12-11 1934-03-23 Hartford Empire Co Device for producing tubes or rods made of glass or the like.
BE543839A (en) * 1955-04-22
DE1025581B (en) * 1957-02-13 1958-03-06 Stoelzle Glasindustrie Ag Method and device for the continuous production of glass tubes or glass rods with a preferably polygonal cross-sectional limitation that differs from the round shape
US3473907A (en) * 1965-09-15 1969-10-21 Corning Glass Works Method of forming tubing by surface pressure differential
GB1346079A (en) * 1971-09-13 1974-02-06 Pilkington Brothers Ltd Apparatus and method for producing glass tubing

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251250A (en) * 1978-09-29 1981-02-17 Siemens Aktiengesellschaft Process and apparatus for the production of light conducting fibers
JPH04209722A (en) * 1990-11-30 1992-07-31 Nippon Electric Glass Co Ltd Molding of glass tube
JPH05116965A (en) * 1991-10-23 1993-05-14 Toshiba Glass Co Ltd Apparatus for producing glass tube
US20010055930A1 (en) * 2000-03-31 2001-12-27 Franz Ott Method of making a halogen lamp and other analogous lamps and objects, and apparatus for the manufacture thereof

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
WPI abstract 1992-304241 & JP 04 209 722 A *
WPI abstract 1993-191290 & JP 05 116 965 A *

Also Published As

Publication number Publication date
DE10127044C1 (en) 2002-10-17
GB0212576D0 (en) 2002-07-10
GB2376015A (en) 2002-12-04
FR2825359A1 (en) 2002-12-06
FR2825359B1 (en) 2007-05-18

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20180531