Aerobic bio-oxidation combined with ozonation in recalcitrant wastewater treatment
Kamenev, Inna
2003
http://www.ester.ee/record=b1782585*est
Leaching of the water-soluble calcium components of oil shale waste ash = Kaltsiumiühendite leostumine põlevkivituha vesisüsteemides
Tamm, Kadriann
2016
https://www.ester.ee/record=b4561681*est
Methods for purification of xylidine-polluted water
Reinik, Janek
2003
https://www.ester.ee/record=b1833095*est
Oil shale ash as a source of calcium for calcium carbonate : process feasibility, mechanism and modeling = Põlevkivituhk kaltsiumkarbonaadi toormena : protsessi teostatavus, mehhanism ja modelleerimine
Velts, Olga
2011
Rasvade desodoreerimine vaakumkelmekolonnis : magistritöö
Rüütmann, Tiia
1992
https://www.ester.ee/record=b2632269*est