| 摘要 |
<p>PCT No. PCT/FI93/00524 Sec. 371 Date Jul. 14, 1995 Sec. 102(e) Date Jul. 14, 1995 PCT Filed Dec. 3, 1993 PCT Pub. No. WO94/13591 PCT Pub. Date Jun. 23, 1994The invention relates to a process for the treatment of waste waters of the forest industry. According to the invention, waste water is pre-treated biologically, whereafter the further treatment is carried out by using Fe(II) salt and hydrogen peroxide.</p> |
| 申请人 |
KEMIRA OY, ESPOO, FI;OY KESKUSLABORATORIO - CENTRALLABORATORIUM AB, ESPOO, FI |
发明人 |
SAVOLAINEN, MARTTI, FIN-02760 ESPOO, FI;SYVAEPURO, TARMO, FIN-02280 ESPOO, FI;LAINE, EIJA, FIN-90630 OULU, FI |
