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Application filed by Instytut Chemicznej Przeróbki Węgla, Zakład Kotlarsko-Ślusarski Ryszard WojciechowskifiledCriticalInstytut Chemicznej Przeróbki Węgla
Priority to PL376589ApriorityCriticalpatent/PL210652B1/en
Publication of PL376589A1publicationCriticalpatent/PL376589A1/en
Publication of PL210652B1publicationCriticalpatent/PL210652B1/en