| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c3590 _d3590 |
||
| 003 | Biblioteca INTEMIN | ||
| 005 | 20180530020654.0 | ||
| 007 | Libro | ||
| 008 | 180530b xxu||||| |||| 00| 0 eng d | ||
| 041 | _aEN | ||
| 080 | _a622 | ||
| 100 |
_aRule, Albert R. _97778 |
||
| 245 | _aRemoval of magnesium impurities from phosphate rock concentrates | ||
| 260 |
_aWashington _bBureau of Mines _c1970 |
||
| 300 |
_a12 p. _bil _c26 cm |
||
| 440 |
_aRI _v7362 _97779 |
||
| 650 |
_amagnesium _97780 |
||
| 650 |
_aphosphate rocks _97781 |
||
| 700 |
_aStickney, William A. _97329 |
||
| 700 |
_aGruzensky, William G. _97414 |
||
| 942 | _cBK | ||