Ben Riala Sihem

Phone number: +213552791456 Date of birth: 23/06/1987 in Tolga /biskra Nationality: Algerian Career objective: I am seeking opportunities with a prestigious company to continue to advance my career in the oil gas and energy industry Petroleum laboratory polyvalent Chemist with 5 years’ experience at the post and 2 years’ experience as a trainee, highly motivated and high performing, innovative Organized and dependable candidate successful at managing multiple priorities with a positive attitude. Willingness to take on added responsibilities to meet team goals.

• More than 7years of successful experience in oil field Working in lab chemist in a national petroleum company (Sonatrach) activity RPC division refining duration: 2015 till date As that the laboratory of the refinery is so large, it divided to 4 sections of final products service: water treatment and chromatography, final products analysis, CFR motor Water treatment: For 6 months as a trainee chemist/for 5 months as an official worker -Sampling of boilers water, cooling towers water, feed water of the factory, effluent treatment plant water, according to standard method -measure PH, conductivity, -test the water hardness by colorimetric titration -testing chemical oxygen demand (COD) of water by colorimetric method -testing biological oxygen demand (BOD) -testing of total suspended solids in water (TSS), turbidity -testing hydrocarbons HC by IR Infrared method for discharge water -preparation of reagents and standard solutions for testing and analysis of water - Special analysis for boilers water: iron (corrosion), phosphate (added in process unity), silica analysis by UV –visible spectrophotometer method, Final products analysis (before commercialization): for 8 months as a trainee -Analysis of final products that destined to the market: diesel, Jet A1, fuel oil, BRI, wax, white spirit to check complete aspects of their quality -example of tests : distillation, acidic number ,aromatic content ,density at 15C ,kinematic viscosity ,smoke point flame height,MSEP, electric conductivity , flash point, saybolt and ASTM color, total sulfur, smoke point, could point ,copper corrosion , CFPP, lubricity, ash pour point, sodium….), -using sophisticated instruments like: atomic absorption spectro, pensky martinz, automatic density meter, aniline point analyzer, CCR (carbon Conradson residue), CFPP equipment, auto-viscometer, tintometer (loviband), x rays-fluorescence(HORIBA) -preparation of reagents and standard solutions -Instruments calibration and validation Chromatography section: for 4 years and half -routine sampling and Analysis of feed, intermediate and finished, process units’ products as (Isomerization, reforming, crystallization,) gas and liquid -Composition analysis of gases: recycle gases (hydrogen), GPL of process units, hydrogen of air distillation unit, blow down gas, nitrogen of catalyze regeneration …. -analysis of naphtha quality destined to exportation (density, distillation, TVR, sulfur, saybolt color, PONA, copper corrosion, doctor test… lead -Analysis of benzene and para-xylene destined to exportation or to stock (purity, AWC … -analysis of toluene and M-xylenes to stock or sell it -analysis of total aromatic, fame, in Jet A1 -Analysis of transformer oil (dissolved gas) -Analysis of gasoline (composition, MTBE, lead, aromatic content) -using sophisticated instruments like: GC (DHA, PIONA, RGA, GPL, MTBE, TOGA (DGA), BTX,) MS clarus, HPLC, CI (ionic), auto-distillation apparatus and manual

• professional Training IAP of Boumerdes :NORME ISO 17025(new version 2019) Training - 6 days(10-01- 2020)
• professional Training at IAP of SKIKDA: validation of analysis method ISO5725 -new version 2019- 6 days(21-09-2022)
• professional Training at IAP of Boumerdes: samples preparation and elementary quantitative analysis -6days(15-10-2022)