共 50 条
- [3] RAW-MATERIALS FOR PRODUCING SYNTHETIC-FIBERS - SYNOPSIS CHEMIKER-ZEITUNG, 1976, 100 (06): : 267 - 275
- [6] ECONOMICS ON RAW-MATERIALS BY PLANNED CUTTING OF COMSUMPTION OF RAW-MATERIALS LEBENSMITTEL INDUSTRIE, 1975, 22 (10): : 449 - 450
- [7] NEED FOR RENEWABLE COATINGS RAW-MATERIALS AND WHAT COULD BE AVAILABLE TODAY JOURNAL OF COATINGS TECHNOLOGY, 1977, 49 (635): : 88 - 93
- [8] METALLSPIEGEL - NEW WAYS IN SEARCHING FOR RAW-MATERIALS AND IN UTILIZATION OF RAW-MATERIALS METALL, 1977, 31 (03): : 216 - 217
- [9] MINERALOGY OF SOME SYNTHETIC CA-BASE RAW-MATERIALS FORTSCHRITTE DER MINERALOGIE, 1987, 65 : 159 - 159