共 50 条
- [41] URGENT PROBLEMS IN DEVELOPMENT OF CHEMICAL-INDUSTRY ZHURNAL VSESOYUZNOGO KHIMICHESKOGO OBSHCHESTVA IMENI D I MENDELEEVA, 1981, 26 (01): : 5 - 12
- [43] PROBLEMS OF PLANT CONTROL AND MAINTENANCE IN CHEMICAL INDUSTRY CHEMISCHE TECHNIK, 1969, 21 (04): : 226 - &
- [44] DEVELOPMENT OF CHEMICAL INDUSTRY IN IRAN - PROBLEMS AND PROSPECTS ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1969, (SEP): : CM5 - &
- [45] THE PROBLEMS AND PRESSURES ON THE EUROPEAN CHEMICAL-INDUSTRY CHIMICA & L INDUSTRIA, 1981, 63 (06): : 427 - 431
- [46] PROBLEMS OF ANALYTIC MEASUREMENTS IN THE CHEMICAL-INDUSTRY KHIMICHESKAYA PROMYSHLENNOST, 1982, (02): : 116 - 119
- [47] DEVELOPMENT PROBLEMS OF CHEMICAL-INDUSTRY IN POLAND PRZEMYSL CHEMICZNY, 1987, 66 (05): : 245 - 247
- [48] Geological, chemical and physical problems in the marble industry TRANSACTIONS OF THE AMERICAN INSTITUTE OF MINING AND METALLURGICAL ENGINEERS, 1941, 144 : 324 - 339
- [49] PROBLEMS OF CONTROL AND MAINTENANCE OF PLANTS IN CHEMICAL INDUSTRY CHEMISCHE TECHNIK, 1969, 21 (05): : 290 - &