| 摘要 |
PCT No. PCT/EP97/00778 Sec. 371 Date Apr. 16, 1999 Sec. 102(e) Date Apr. 16, 1999 PCT Filed Feb. 18, 1997 PCT Pub. No. WO97/31874 PCT Pub. Date Sep. 4, 1997Process for rendering ash inert, according to which a reactant selected from phosphoric acid and alkali metal phosphates is added to the ash, the phosphate-containing mixture thus obtained is subjected to puddling with water and a hydraulic binder so as to form a hydraulic mortar, and the mortar is subjected to setting and hardening.
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