GB1409447A - Manufacture of glass funnels - Google Patents

Manufacture of glass funnels

Info

Publication number
GB1409447A
GB1409447A GB482373A GB482373A GB1409447A GB 1409447 A GB1409447 A GB 1409447A GB 482373 A GB482373 A GB 482373A GB 482373 A GB482373 A GB 482373A GB 1409447 A GB1409447 A GB 1409447A
Authority
GB
United Kingdom
Prior art keywords
tool
manufacture
ribs
blank
glass funnels
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
GB482373A
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.)
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
Publication of GB1409447A publication Critical patent/GB1409447A/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
    • C03B23/049—Re-forming tubes or rods by pressing
    • C03B23/0496—Re-forming tubes or rods by pressing for expanding in a radial way, e.g. by forcing a mandrel through a tube or rod

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)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
GB482373A 1972-02-01 1973-01-31 Manufacture of glass funnels Expired GB1409447A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722204524 DE2204524C2 (de) 1972-02-01 1972-02-01 Vorrichtung zur Herstellung von Glastrichtern mit Stiel

Publications (1)

Publication Number Publication Date
GB1409447A true GB1409447A (en) 1975-10-08

Family

ID=5834607

Family Applications (1)

Application Number Title Priority Date Filing Date
GB482373A Expired GB1409447A (en) 1972-02-01 1973-01-31 Manufacture of glass funnels

Country Status (3)

Country Link
DE (1) DE2204524C2 (enExample)
FR (1) FR2170134A1 (enExample)
GB (1) GB1409447A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3613210C1 (de) * 1986-04-17 1987-10-29 Dichter Hans Joachim Haltefutter fuer Glasbearbeitungsmaschinen

Also Published As

Publication number Publication date
FR2170134A1 (enExample) 1973-09-14
DE2204524A1 (enExample) 1973-03-29
DE2204524B1 (de) 1973-03-29
DE2204524C2 (de) 1973-10-31

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Legal Events

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