Showing results 21 to 40 of 1767
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| Issue Date | Title | Author(s) |
| 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. |
| 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 |
| 30-May-1986 | Two-step spent active carbon regeneration by treatment with sodium hydroxide soln. and then washing with sodium metabisulphite soln. | Cruceru, Mihail; Nicolau, Margareta |
| 30-Aug-1986 | Chemiluminescent mixt. contg. phenyl ester derivs. of oxalic acid in which aromatic hydrogen atoms are substd. | Dumitrescu, Emil; Craiu, Cornel; Costov, Ioan; Blaga, Iulian |
| 30-Sep-1986 | Prepn. of oxalate(s) of di:phenyl or bisOnitrophenyl obtd. by condensn. of methyl (I) phenoxide(s) and oxalylchloride, in benzene or toluene | Anghelescu, N.; Dumitrescu, Emil; Costov, Ioan; Parmac, Sorin; Craiu, Cornel |
| 30-Sep-1986 | New chemiluminescent cpds. based on bis-chloro-carbomethoxy- or carbo:butox-yphenyl-oxalate(s) | Anghelescu, N.; Dumitrescu, Emil; Craiu, Cornel; Costov, Ioan; Parmac, Sorin |
| 29-Oct-1986 | Chemiluminescence tester for underwater research, etc. consists of PVC cylinder with three parallel photovoltaic cells and aluminium coil | Dumitrescu, Emil; Costov, Ioan; Blaga, Iulian; Ias, Ioan |
| 15-Sep-1988 | Recuperation of silver from photosensitive material waste consists of washing with sodium hydroxide soln., sludge separation, and alkaline fluxing after drying | Parmac, Sorin; Costov, Ioan; Trestioreanu, F.; Beleaua, Victor; Polgar, I.; Stanciu, M. |
| 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. |
| 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 |
| 30-Jul-1990 | Purifying effluents from naphthol and naphthyl methyl carbamate prodn. | Nicolau, Margareta; Greere, M.; Fercala, D.; Roibu, C.; Curcaneanu, Nicolae; Serdarescu, D. |
| 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. |
| 30-Apr-1991 | Method of monitoring surface water quality which uses modules each provided with flow meter and thermostat while deionised water filtered and distributed into fish tanks | Liculescu, Emil; Pena-Leonte, Eliza; Boghici, Marian; Sufragiu, Mircea; Ias, Ioan; Popescu, D.; Petre, M. |
| 30-Jun-1997 | Quantitative determination of major cadmium and zinc content of basic zinc@ alloys comprises separating cadmium and zinc by selective elution on ion exchange resin, breaking up sample, adjusting acidity, retaining cadmium and zinc, etc. | Debiasi, Rodica |
| 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 |
| 30-Sep-1998 | Treating effluent resulting from washing wool | Radovan, Ciprian; Lungu, E.; Schultz, F.; Cocheci, Vasile; Nicolau, Margareta |
| 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 |
| 29-Dec-2000 | Process for fast cleaning of effluent from coal works | Teodorescu, Maria; Grosu, Ecaterina; Marhan, Rodica; Grindean, Cornel |
| 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 |
| 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 |
