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EP0197176A1 Expired / Lapsed EP ⏱️ 0.0 years remaining

Process for making vitreous carbon bodies

Assignee: Sigri GmbH
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Filing: 1985-04-10
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Granted: —
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Expires: 2005-04-10
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Abstract

Abstract 1. Process for the production of vitreous carbon bodies from thermoplasts which have been converted before the carbonisation into a heat resistant form, characterised in that aromatic group-containing thermoplasts in the form of bulk powder or granulate are thermally stabilised with an ionising radiation, the irradiated material is shaped into bodies and the bodies are carbonised by heating in an inert atmosphere.

Inventors

  • 👤 Ernst Prof. Dr. Ing. Tetzlaff

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-05 06:43
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/71; C04B35/78; C04B35/80; C04B35/83; C04B35/515; C04B35/52; C04B35/524

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References Cited (Backward Citations)

GB921236A Cited
GB956452A Cited
GB1312258A Cited
DE2325163B2 Cited
DE2829234A1 Cited
US4241104A Cited
US4412675A Cited

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