000 00360nam a2200097 4500
080 _a
_b
245 _aISO: 9931 - 1991; Coal - Sampling of pulverized coal conveyed by gases in direct fired coal systems
100 _aInternational Organization for Standardization
250 _a1.0
260 _aGeneva
_bInternational Organization for Standardization
_c1991
300 _a18
500 _aTaken print out fromCD
999 _c39869
_d39869