1. ECOLIB – LIBRARY OF NATIONAL RESEARCH AND DEVELOPMENT INSTITUTE FOR INDUSTRIAL ECOLOGY

Search:

Start a new search
Add/Remove Filters (2 filters currently applied)
Results 1-10 of 13 (Search time: 0.01 seconds).
 |  Relevance

 

Item hits:
Issue DateTitleAuthor(s)
130-May-1986Spent active carbon regeneration ­ by wetting with sodium hydroxide soln., extn. of organic load with methanol, methanol recovery and washingCruceru, Mihail; Nicolau, Margareta; Ballo, Aureliea; Cosma, Cristiana
228-Jun-1985Purifying residual water contg. organic substances by adding urea and formaldehyde, sepg. the resin by filtration or sedimentation and purifying the water biologically after neutralisingParmac, Sorin; Buliga, A.; Chiru, Epsica; Dumitrescu, Emil; Costov, Ioan; Cruceru, Mihail; Varlam, C.; Pristavu, N.
330-Aug-1985Recovering coagulant from treating residual waters by dissolving hydroxide formed, residual and unused acid, adding and formaldehyde, washing aminoplast and reusing waterParmac, Sorin; Buliga, A.; Cruceru, Mihail; Dumitrescu, Emil; Costov, Ioan; Ghiorghiu, G.
430-Jun-1984Metallic mercury recuperator for aq. solns. and gases ­ consists of homogeniser before a column packed with metal and alloy wasteCruceru, Mihail; Nicolau, Margareta; Duda, Sanda; Curcaneanu, Nicolae
530-Aug-1985Desulphurising liquids and gases ­ by combined oxidn.­redn. and chemo-­sorption by passing over metal shavings, contg. iron, carbon, silicon, sulphur and chromiumCruceru, Mihail; Craiu, Cornel; Nicolau, Margareta; Cosma, Cristiana; Lazarut, P.
630-Jul-1985Purifying residual industrial waters contg. organic contaminants by initial incomplete purificn. with catalytic redox system followed by complete biological purificn. with active sludgeCruceru, Mihail; Licaret, Constantin; Teodorescu, Lavinia
730-Sep-1984Phosphate recovery from residual acidic waters by consecutive neutralisation first with chalk or lime and then lime, with pptn. of calcium phosphateCruceru, Mihail; Dumitrescu, Emil; Parmac, Sorin; Coroiu, Cornel; Costov, Ioan
830-Oct-1984Treating residual acidic waters from chemical fertiliser industry with phosphorus and opt. phospho-gypsum by use as reagent and creation of high calcium carbonate contentCruceru, Mihail; Coroiu, Cornel; Parmac, Sorin; Dumitrescu, Emil; Costov, Ioan
930-Nov-1982Di:valent sulphur cpd.­ -contaminated waste water and gas purificn. ­ - by contact with inorganic copper, iron and nickel salt catalystCruceru, Mihail; Craiu, Cornel; Toader, Felicia
1030-Jan-1983Silver and support recovery from photosensitive material waste comprises silver halogenation, silver halide solubilisation, silver sepn. by electrolysis and gelatin removalCruceru, Mihail; Licaret, Constantin; Duda, Sanda; Petrescu, Marinela

Discover