1. THE RECOVERY OF THE ZINC AND NICKEL IONS BY IONIC EXCHANGE FROM ELECTROPLATING WASTEWATERS. Authors: IGOR CREŢESCU, GABRIELA ŞOREANU, MARIA PETRUC, GABRIELA CÂRJE, MATEI MACOVEANU.2. ABOUT MESOPOROSITY CHARACTERISTICS OF IRON CONTAINING HYDROTALCITE-LIKE MATERIAL STUDIED BY USING N2 ADSORPTION METHOD. Authors: GABRIELA CARJA, NECULAI AELENEI, IGOR CREŢESCU, DOINA SIBIESCU, DANIEL MARECI.3. PRELIMINARY STUDY FOR DEGRADATION CHARACTERISTICS OF HYDROXYAPATITE COATINGS ON TITANIUM IN RINGER SOLUTION. Authors: DANIEL MARECI, NECULAI AELENEI, IGOR CREŢESCU.4. EFFECT OF ALBUMIN PROTEINS ON THE ELECTROCHEMICAL BEHAVIOUR OF Ti6Al7Nb ALLOY IN SIMULATED BODY FLUID. Authors: DANIEL MARECI, ADRIAN CĂILEAN, IGOR CREŢESCU.5. ANODIC DISSOLUTION OF SOME ELECTRODE MATERIALS INVOLVED IN ELECTROCHEMICALLY ASSISTED COAGULATION. Authors: MARIUS SEBASTIAN SECULA, IGOR CREŢESCU.