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- [4] ENERGY-FREE RAW-MATERIALS EXTRACTION BY PYROLYSIS OF WASTE PLASTICS AND USED TIRES ERDOL & KOHLE ERDGAS PETROCHEMIE, 1978, 31 (04): : 199 - 199
- [7] RECYCLING OF RAW-MATERIALS - THE PROCESS TECHNOLOGY KUNSTSTOFFE-PLAST EUROPE, 1994, 84 (02): : 109 - 112
- [10] NEW RAW-MATERIALS FOR OLEOCHEMICAL REACTIONS FETT WISSENSCHAFT TECHNOLOGIE-FAT SCIENCE TECHNOLOGY, 1990, 92 (12): : 463 - 467