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FOER VATTEN OGENOMSLAEPPLIG TAETNINGSMATTA VAESENTLIGEN BESTAOENDE AV ETT UPPBAERANDE SKIKT, ETT MELLANSKIKT AV SVAELLBAR LERA SAMT ETT TAECKSKIKT.
FOER VATTEN OGENOMSLAEPPLIG TAETNINGSMATTA VAESENTLIGEN BESTAOENDE AV ETT UPPBAERANDE SKIKT, ETT MELLANSKIKT AV SVAELLBAR LERA SAMT ETT TAECKSKIKT.
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机译:用于主要由支撑层,可摆动粘土中间层和覆盖层组成的水改善型密封地毯。
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摘要
A waterproof sealing mat and a method of producing it are made available. The sealing mat is composed of a non-woven as supporting layer, an intermediate layer of expandable clay, preferably of sodium bentonite, and a covering layer which is preferably likewise composed of a non-woven, all three layers being sewn together in a needle loom in a conventional manner. When moistened, the bentonite swells and forms the waterproof layer. The waterproof sealing mat is used in particular in hydraulic and waste-disposal engineering. …IMAGE…
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