| Issue Date | Title | Author(s) |
| 1 | 30-Mar-1990 | Purificn. of urban waste waters using oxidn.redn. and coagulatio -flocculation stage | Craiu, Cornel; Cruceru, Mihail; Nicolau, Margareta; Cosma, Cristiana; Ballo, Aureliea; Demetrescu, A.; Nita, M.; Sendrea, George |
| 2 | 30-May-1986 | Spent active carbon regeneration by wetting with sodium hydroxide soln., extn. of organic load with methanol, methanol recovery and washing | Cruceru, Mihail; Nicolau, Margareta; Ballo, Aureliea; Cosma, Cristiana |
| 3 | 30-Oct-2009 | Process for recovering copper from spent catalysts involves solubilizing copper as tetramine cupric complex by percolation at environmental temperature for four hours with ammonia solution containing ammonia and ammonium chloride | Nitoi, Ines; Cosma, Cristiana; Nicolau, Margareta; Ballo, Aureliea; Draghici, Ecaterina |
| 4 | 30-Jun-2011 | Technology and installation for post treating residual urban muds with a view to being used as agricultural fertilizers | Bumbac, Costel; Dinu, Laurentiu Razvan; Nicolau, Margareta; Patroescu, Viorel Ion; Pena-Leonte, Eliza; Vasilescu, Gheorghe |
| 5 | 28-Mar-2008 | Complex impurities based surface water potabilization consists of two stage ozonation, coagulation, adsorption and disinfection | Nicolau, Margareta; Cosma, Cristiana; Ballo, Aureliea; Nitoi, Ines; Orbesteanu, Paul |
| 6 | 29-Dec-2000 | Process for treatment of effluent from oil extraction industry | Draghici, Ecaterina; Cosma, Georgeta; Cosma, Cristiana; Ballo, Aureliea; Nicolau, Margareta; Toma, Dorina; Balalia, Ancuta; Mitila, Stefania |
| 7 | 29-Jan-2001 | Cleaning medicines synthesis waste water consists of flocculation and biological removal of organic impurities in nitrification filter | Cosma, Georgeta; Nicolau, Margareta; Ballo, Aureliea; Duda, Sanda |
| 8 | 30-Jul-1990 | Purifying effluents from naphthol and naphthyl methyl carbamate prodn. | Nicolau, Margareta; Greere, M.; Fercala, D.; Roibu, C.; Curcaneanu, Nicolae; Serdarescu, D. |
| 9 | 30-Jun-1984 | Metallic mercury recuperator for aq. solns. and gases consists of homogeniser before a column packed with metal and alloy waste | Cruceru, Mihail; Nicolau, Margareta; Duda, Sanda; Curcaneanu, Nicolae |
| 10 | 30-Aug-1985 | Desulphurising liquids and gases by combined oxidn.redn. and chemo-sorption by passing over metal shavings, contg. iron, carbon, silicon, sulphur and chromium | Cruceru, Mihail; Craiu, Cornel; Nicolau, Margareta; Cosma, Cristiana; Lazarut, P. |
| 11 | 30-Sep-1998 | Treatment of effluent resulting from wool washing process comprises physico-chemical treatment for destabilizing emulsified systems formed and biological treatment of separated aqueous phase | Nicolau, Margareta; Teodorescu, Maria; Grosu, Ecaterina |
| 12 | 30-Sep-1998 | Treating effluent resulting from washing wool | Radovan, Ciprian; Lungu, E.; Schultz, F.; Cocheci, Vasile; Nicolau, Margareta |
| 13 | 30-Oct-1990 | Removal of warfarin and hydroxy-coumarin contaminants from effluents by formaldehyde condensn. in acidic medium | Rehner, Elena; Craiu, Cornel; Nicolau, Margareta; Cilianu, S. |
| 14 | 30-Apr-2001 | Physico chemical cleaning of oil refinery waste water consists of controlled coagulation and flocculation, with up to 0.5 per cent by volume of sludge | Munteanu, Rodica; Arama, Madalina Georgeta; Popa, Iulian; Nicolau, Margareta; Georgescu, Cristian; Usurelu, Ion |
| 15 | 30-Sep-2014 | Slag and ash dumps landscape improvement process, using organozeolitic fertilizers of the Tuff-Aln type | Masu, Smaranda; Nicorescu, Valeria; Nicolau, Margareta |
| 16 | 10-Nov-1988 | Extn. process for removal of aromatic amine(s) from residual waters | Nicolau, Margareta; Stan, D. E.; Craiu, Cornel; Curcaneanu, Nicolae; Georgescu, F.; Curcaneanu, S. |
| 17 | 30-Jul-2014 | Combined chemical and biological process for the remediation of soils polluted with organochlorinated pesticides | Stefanescu, Mihai ; Bumbac, Costel ; Cristea, Ionut ; Nicolau, Margareta ; Cosma, Cristiana |
