共 50 条
- [21] TRACE-ELEMENTS IN THE KARLOVO COAL DEPOSIT [J]. DOKLADI NA BOLGARSKATA AKADEMIYA NA NAUKITE, 1991, 44 (11): : 67 - 70
- [22] PRECISION ON THE DETERMINATION OF TRACE-ELEMENTS IN COAL [J]. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1979, (APR): : 52 - &
- [23] SESSION ONE - TRACE-ELEMENTS IN COAL [J]. FUEL PROCESSING TECHNOLOGY, 1994, 39 (1-3) : 107 - 119
- [25] TRACE-ELEMENTS IN KOSOVAS BASEN COAL [J]. ERDOL & KOHLE ERDGAS PETROCHEMIE, 1983, 36 (09): : 428 - 428
- [26] MINERAL MATTER AND TRACE-ELEMENTS IN COAL [J]. ADVANCES IN CHEMISTRY SERIES, 1975, (141): : 1 - 22
- [27] DISTRIBUTION OF ELEMENTS DURING THE PROCESS OF COAL COMBUSTION [J]. ISOTOPENPRAXIS, 1989, 25 (07): : 286 - 289
- [28] DISTRIBUTION OF TRACE-ELEMENTS DURING COMBUSTION OF BROWN COAL IN POWER-STATIONS INVESTIGATED BY INSTRUMENTAL NEUTRON-ACTIVATION ANALYSIS [J]. ISOTOPENPRAXIS, 1989, 25 (07): : 290 - 291
- [30] DETERMINATION OF THE ORGANIC AFFINITIES OF TRACE-ELEMENTS IN COAL [J]. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1979, (APR): : 101 - 101