| 摘要 |
Sealing agent for drill holes and for filtration screens, consisting of a binding agent, water, filler and activators, characterized in that it includes milled blast furnace slag of specific area not smaller than 2400 cm<2>/g (Blaine) in the quantity of 10-100 parts per weight, activators in the quantity of 0.01-15 parts per weight, water in the quantity of 30-140 parts per weight, whereas those parameters are calculated against the quantity of slag.<IMAGE>
|
