GB1529385A - Tubes of non-circular cross-section and the manufacture thereof - Google Patents

Tubes of non-circular cross-section and the manufacture thereof

Info

Publication number
GB1529385A
GB1529385A GB2439376A GB2439376A GB1529385A GB 1529385 A GB1529385 A GB 1529385A GB 2439376 A GB2439376 A GB 2439376A GB 2439376 A GB2439376 A GB 2439376A GB 1529385 A GB1529385 A GB 1529385A
Authority
GB
United Kingdom
Prior art keywords
section
tube
tubes
manufacture
tapered
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
Application number
GB2439376A
Other languages
English (en)
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.)
Heraeus Quarzschmelze GmbH
Heraeus Schott Quarzschmelze GmbH
Original Assignee
Heraeus Quarzschmelze GmbH
Heraeus Schott Quarzschmelze GmbH
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 DE19752526569 external-priority patent/DE2526569C3/de
Application filed by Heraeus Quarzschmelze GmbH, Heraeus Schott Quarzschmelze GmbH filed Critical Heraeus Quarzschmelze GmbH
Publication of GB1529385A publication Critical patent/GB1529385A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/04—Re-forming tubes or rods
    • C03B23/09—Reshaping the ends, e.g. as grooves, threads or mouths
    • C03B23/095—Reshaping the ends, e.g. as grooves, threads or mouths by rolling
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/04—Re-forming tubes or rods
    • C03B23/043—Heating devices specially adapted for re-forming tubes or rods in general, e.g. burners
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/04—Re-forming tubes or rods
    • C03B23/09—Reshaping the ends, e.g. as grooves, threads or mouths
    • C03B23/092—Reshaping the ends, e.g. as grooves, threads or mouths by pressing
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/04—Re-forming tubes or rods
    • C03B23/09—Reshaping the ends, e.g. as grooves, threads or mouths
    • C03B23/097—Reshaping the ends, e.g. as grooves, threads or mouths by blowing
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/04—Re-forming tubes or rods
    • C03B23/09—Reshaping the ends, e.g. as grooves, threads or mouths
    • C03B23/097—Reshaping the ends, e.g. as grooves, threads or mouths by blowing
    • C03B23/098—Vacuum-blowing

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)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
GB2439376A 1975-06-13 1976-06-11 Tubes of non-circular cross-section and the manufacture thereof Expired GB1529385A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752526569 DE2526569C3 (de) 1975-06-13 Rohr aus Quarzglas mit rechteckigem, ovalem oder quadratischem Strömungsquerschnitt, bei dem wenigstens ein Endbereich verjüngt ist, zur Durchführung halbleitertechnologischer Verfahren und Verfahren zu seiner Herstellung

Publications (1)

Publication Number Publication Date
GB1529385A true GB1529385A (en) 1978-10-18

Family

ID=5949078

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2439376A Expired GB1529385A (en) 1975-06-13 1976-06-11 Tubes of non-circular cross-section and the manufacture thereof

Country Status (4)

Country Link
JP (1) JPS5244822A (enrdf_load_stackoverflow)
CH (1) CH612657A5 (enrdf_load_stackoverflow)
FR (1) FR2314150A1 (enrdf_load_stackoverflow)
GB (1) GB1529385A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002008129A1 (de) * 2000-07-26 2002-01-31 Heraeus Tenevo Ag Verfahren zum verglasen von porösen sootkörpern
US12024459B2 (en) 2018-01-26 2024-07-02 Schott Pharma Schweiz Ag Method and device for hot-shaping glass containers

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55109459U (enrdf_load_stackoverflow) * 1979-01-30 1980-07-31
DE2908288B1 (de) * 1979-03-03 1980-01-17 Heraeus Schott Quarzschmelze Glocke aus Quarzglas fuer halbleitertechnologische Zwecke
FR2600056A1 (fr) * 1986-06-12 1987-12-18 Dumas Pierre Moule coulissant interne a depression

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE525515C (de) * 1931-05-26 Jakob Dichter Verfahren zum Formen von Haelsen an Glasgefaessen
US2087947A (en) * 1932-11-22 1937-07-27 Dichter Jakob Manufacture of glass vessels from tubing
GB495376A (en) * 1937-05-05 1938-11-07 Atlas Sprinkler Company Ltd Improvements in and relating to a method of and means for the manufacture of easily frangible vessels, bulbs and the like
BE465781A (enrdf_load_stackoverflow) * 1944-07-26
US2427722A (en) * 1945-02-10 1947-09-23 Gen Electric Glass tube heating apparatus
US2822646A (en) * 1955-03-30 1958-02-11 Hanovia Chemical & Mfg Co Method of manufacture of a lamp envelope
US2990648A (en) * 1956-11-07 1961-07-04 John L Chaney Thermometer tube forming apparatus
FR1386928A (fr) * 1964-04-01 1965-01-22 Ronor Procédé de réalisation de surfaces extérieures polies, précises, sur des corps en matière vitreuse
GB1220676A (en) * 1967-03-23 1971-01-27 Quickfit & Quartz Ltd Improvements relating to the manufacture of internal precision sealing surfaces in a hollow vitreous body
JPS4947077A (enrdf_load_stackoverflow) * 1972-09-13 1974-05-07

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002008129A1 (de) * 2000-07-26 2002-01-31 Heraeus Tenevo Ag Verfahren zum verglasen von porösen sootkörpern
US12024459B2 (en) 2018-01-26 2024-07-02 Schott Pharma Schweiz Ag Method and device for hot-shaping glass containers

Also Published As

Publication number Publication date
DE2526569B2 (de) 1977-04-28
DE2526569A1 (de) 1976-12-16
JPS5244822A (en) 1977-04-08
FR2314150A1 (fr) 1977-01-07
FR2314150B1 (enrdf_load_stackoverflow) 1982-09-24
CH612657A5 (en) 1979-08-15

Similar Documents

Publication Publication Date Title
SE8202488L (sv) Tubformig behallare och forfarande for dess framstellning
DE69125670D1 (de) Verfahren zum Formen des Endes eines Rohrs aus thermoplastischem Kunststoff
GB994566A (en) Manufacture of quartz electric lamp envelopes
GB1500166A (en) Methods of and apparatus for manufacturing fused silica tubes
GB1529385A (en) Tubes of non-circular cross-section and the manufacture thereof
JPS6414844A (en) Electric lamp and its manufacture
JPS5662379A (en) Optical operated semiconductor
GB1338881A (en) Method for reshaping glass tubing
GB1016357A (en) Method of automatic manufacture of tubes of heat-softenable material
GB1091025A (en) Improvements in or relating to glass caps
JPS5542215A (en) Glass drawing method
JPS52156641A (en) Preparation of optical fiber
JPS57129477A (en) Manufacture for heating and fixing roll
JPS52128056A (en) Manufacture of extremely fine glass tube for display
JPS5353510A (en) Production of wire additive for steel
SU112914A1 (ru) Способ изготовлени труб из листового органического стекла
JPS53125853A (en) Production of optical fibers
JPS53114869A (en) Manufacturing of pipe
JPS53121062A (en) Production of pipe
GB830762A (en) Method of manufacture of a lamp envelope
GB735716A (en) Improvements in or relating to the manufacture of cathode ray tubes
JPS52106749A (en) Manufacture of mother rod for optical-communications
JPS57165210A (en) Manufacture of thermally shrinkable tube
JPS51117322A (en) Connected part of plastic tubes
GB1286369A (en) Improvements in and relating to the manufacture of tubes

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee