Український науково-дослідний інститут природних газів
Украинский научно-исследовательский институт природных газов
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Curing Cements, Concrete, And Artificial Stone
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Chemical And Physical Treatments For Wood And The Like
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Sealing Material Composition
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Abstract
A spacer fluid includes carboxymethylcellulose, lignin-containing agent and water. To increase stability of structural parameters at increased temperature it includes ferrochromium-lignosulfonate.