000 02042cam  2200361zi 4500
0019.871086
003CaOODSP
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008190404s1995    onca   #ot   f000 0 eng d
040 |aCaOODSP|beng|erda|cCaOODSP
043 |an-cn---
0861 |aEn13-5/95-47E-PDF
1001 |aWaybrant, K. R., |eauthor.
24510|aSelection of reactive mixtures for the prevention of acid mine drainage using porous walls / |cby: K. Waybrant, D. Blowes, C. Ptacek.
264 1|a[Burlington, Ontario] : |bEnvironment Canada, Water Science and Technology Directorate = Environnement Canada, Direction générale des sciences et de la technologie, eau, |c[1995]
300 |a1 online resource (12 unnumbered pages) : |billustrations.
336 |atext|btxt|2rdacontent
337 |acomputer|bc|2rdamedia
338 |aonline resource|bcr|2rdacarrier
4901 |aNWRI contribution ; |v95-47
500 |aDigitized edition from print [produced by Environment and Climate Change Canada].
504 |aIncludes bibliographical references.
520 |a"Porous, permeable, geochemically-reactive walls present a promising passive treatment alternative for remediating metal-contaminated water. These walls are installed in situ in the path of the migrating contaminated groundwater by excavating the aquifer material and replacing it with a suitable reactive mixture. Contaminants are removed from the groundwater as a result of chemical reduction, and the subsequent precipitation of sparingly soluble compounds"--Abstract.
69207|2gccst|aGroundwater
69207|2gccst|aWater pollution
7001 |aBlowes, David, |d1956- |eauthor.
7001 |aPtacek, Carol Jane, |d1959- |eauthor.
7101 |aCanada. |bEnvironment Canada.
7102 |aNational Water Research Institute (Canada)
830#0|aNWRI contribution ;|v95-47.|w(CaOODSP)9.844121
85640|qPDF|s1.31 MB|uhttps://publications.gc.ca/collections/collection_2019/eccc/en13-5/En13-5-95-47-eng.pdf