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- [34] COAL-TAR AND PETROLEUM PITCHES AS BINDERS FOR SODERBERG ELECTRODES ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1973, (AUG26): : 41 - 41
- [36] SIGNIFICANCE OF COAL-TAR PITCH FOR ALUMINUM MANUFACTURE ERDOL & KOHLE ERDGAS PETROCHEMIE, 1977, 30 (01): : 25 - 29