Process for the preparation of pyrocatechol and hydroquinone

IL63611A0Inactive Publication Date: 1981-11-30WERKZ MASCHFAB OERLIKON BUEHRLE AG
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Patent Information

Application Number
IL636
Authority / Receiving Office
IL · IL
Patent Type
Applications
Current Assignee / Owner
Priority Date
1980-08-22
Filing Date
1981-08-19
Publication Date
1981-11-30
Estimated Expiration
Not applicable · inactive patent
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