中空インゴットの切断 - Heraeus Conamic UK Limited

Title:

中空インゴットの切断

Document Type and Number:

Japanese Patent JP7058634

Kind Code:

B2

Abstract:

The present invention relates to a continuous method for the production of hollow quartz-glass ingots 18 and an apparatus for said method, whereby the hollow quartz-glass ingots are drawn then actively cooled on the internal surface e.g. with water sprays 33 before being cut at cutting station 20.

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Inventors:

Alan Mandy
Hamed Agajani
Ian George Says

Application Number:

JP2019206650A

Publication Date:

April 22, 2022

Filing Date:

November 15, 2019

Export Citation:

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Assignee:

Heraeus Conamic UK Limited

International Classes:

C03B20/00; C03B17/04; F27B14/18

Domestic Patent References:

JP49029250Y1
JP54126214A
JP2002520249A

Foreign References:

US2852891
US3212871

Attorney, Agent or Firm:

Satoshi Furuya
Akihiro Onishi
Rei Hosoi

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