PCT No. PCT / JP97 / 00668 Sec. 371 Date Sep. 25, 1998 Sec. 102(e) Date Sep. 25, 1998 PCT Filed Mar. 5, 1997 PCT Pub. No. WO97 / 36009 PCT Pub. Date Oct. 2, 1997The use of pulverized
coal as the fuel to be injected into metallurgical or
combustion furnace becomes possible enabled by improving the transportability thereof. Further, a pulverized
coal is provided, which is inhibiting from bridging or channeling in a hopper, or
piping choking. A water-soluble inorganic salt having a polar group is made to adhere to pulverized
coal which is prepared from raw coal having an average HGI of 30 or above and which is in a dry state at the
injection port of a metallurgical or
combustion furnace, The inorganic salt is selected from among BaCl2, CaCl2, Ca(NO2)2, Ca(NO3)2, Ca(ClO)2, K2CO3, KCl, MgCl2, MgSO4, NH4BF4, NH4Cl, (NH4)2SO4, Na2CO3, NaCl, NaClO3, NaNO2, NaNO3, NaOH, Na2S2O3, Na2S2O5, HNO3, H2SO4, H2CO3, and HCl.