| 摘要 |
A biologically-degradable mineral fibre contains (wt.%): 40-52 silica, under 4 alumina, 25-45 calcium oxide, 5-15 magnesia, 0-7 barium oxide, 2-12 sodium oxide, 0-10 potassium oxide, where sodium and potassium oxides together 2-15, and 0-5 TiO2+Fe2O3+MnO.
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| 申请人 |
GRUENZWEIG + HARTMANN AG, 67059 LUDWIGSHAFEN, DE |
发明人 |
LOHE, PETER, 67112 MUTTERSTADT, DE;HOLSTEIN, WOLFGANG, DR., 35315 HOMBERG, DE;SCHWAB, WOLFGANG, 68723 PLANKSTADT, DE |
