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FR1502914A Expired / Lapsed FR ⏱️ 0.0 years remaining

Process for the preparation of aromatic compounds containing a heterocyclic system

Assignee: SHELL INT RESEARCH
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Filing: 1966-10-11
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Granted: 1967-11-24
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Expires: 1986-10-11
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-11-03 12:54
CPC Classifications
C; C07; C07D; C07D317/00; C07D317/08; C07D317/44; C07D317/46; C07D317/48; C07D317/50; C07D317/54

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