Relevant utdanning:
1982 Cand.Real., Universitetet i Bergen, Kjemisk institutt
1997 Dr. Scient., Universitetet i Oslo, Fakultet for matematikk og naturvitenskap. Avhandling: “Jonisk interaksjon i vannsonen ved oljebrønner”
Stillinger:
1982-1983 Universitetet i Tromsø, ansatt i et nasjonalt forskningsprogram om havforurensning (FOH)
1983-1990 Statoil, U&P, produksjonslaboratorium
1990-1993 Statoil, PETEK DDS, PROTEK som senior produksjonsingeniør
1993-1995 Statoil, RUV DDB, reservoar teknisk drift som senior reservoar ingeniør
1995-1998 Universitetet i Oslo, Vitenskapelig arbeid
1998-2001 Statoil, F&T, produksjonsingeniør
2001-2008 Statoil, F&T, dreneringsprosesser, spesialist i sporingsteknologi
2008-2014 Seniorforsker, Institutt for reservoar- og leteteknologi, Institutt for energiteknologi (IFE)
Relevant Education:
1982 Cand.Real., University of Bergen, the Institute of Chemistry
1997 Dr. Scient.,University of Oslo, the Faculty of Mathematics and Natural Sciences. Thesis: “Ionic interaction in the water zone at oil well sites”
Job positions
1982-1983 University of Tromsø, employed in a national research programme on ocean pollution (FOH)
1983-1990 Statoil, U&P, Production laboratory
1990-1993 Statoil, PETEK DDS, PROTEK as senior production engineer
1993-1995 Statoil, RUV DDB, reservoir technical operations as senior reservoir engineer
1995-1998 University of Oslo, dr.scient work
1998-2001 Statoil, F&T, staff engineer
2001-2008 Statoil, F&T, drainage processes, specialist in tracer technology
2008-2014 Senior Research Scientist, Department for Reservoir and Exploration Technology, Institute for Energy Technology (IFE)
Publications
Svendsen, O.B., Kleven, R., Hartley, I.P.R., Aksnes, N. (1992): Stimulation of high-rate gravel-packed oil wells damaged by clay and fines migration: A case study, Gullfaks field, North Sea, paper SPE 24991 presented at the EUROPEC Conference, Cannes, Nov. 16-18 1992, 293-307.
Kleven, R., Høvring, O., Opdal, S.T., Bjørnstad, T., Dugstad, Ø., and Hundere, I. A. (1996): Non-Radioactive Tracing of Injection Gas in Reservoirs, paper SPE 35651 presented at the SPE Gas Technology Symposium, Calgary, Alberta, Canada, 28 April - 1 May, 1996.
Kleven, R. and Alstad, J., (1996): Interaction of alkali, alkaline earth and sulphate ions with clay minerals and sedimentary rocks, J. Petr. Sci. Eng., 15: 181-200. Kleven, R. (1996): The mobility of some alkali, alkaline earth and sulphate ions in water-saturated sandstone cores at oil reservoir pressure conditions, Inst. for Energy Techn., Kjeller, Norway, Research Report IFE/KR/E/96/007.
Kleven, R., Dahl, J. B., Bjørnstad, T., Qvenild, C. and Tollan, O. (1996): Use of tracers in mud filtrate and completion fluid invasion studies, J. Petr. Sci. Eng., 16: 15-32. Kleven, R., Alstad, J., Dahl, J. B. and Bjørnstad T. (1997): The distribution of alkali and alkaline earth ions in the near well-bore region before and after invasion of mud filtrate, J. Petr. Sci. Eng., 18: 189-199.
Sfetsos, D. Vlachogiannis, N. Gounaris, A. Stubos, R.E.P. Sotiropoulou, E. Tagaris, C. Pilinis, C. Chatzichistos, R. Kleven (2004): A methodology for the identification of weather types to assist air quality modelling from reservoir tracers emissions, ENVIROINFO 2004, Geneva, 21-23 October, 2004.
D. Eriksen, S. K. Hartvig, R. Kleven and M. L. Lund, (2005): The fate of Perfluorinated Gas Tracers and Their Impact on Global Warming, 16th International OIL FIELD CHEMISTRY SYMPOSIUM, at Geilo, Norway, March 2005. O. Huseby, C. Chatzichristos, J. Sagen, J. Muller, R. Kleven, B. Bennett c, S. Larter c, A.K. Stubos, P.M. Adler ( 2005): Use of natural geochemical tracers to improve reservoir simulation models. J. Petr. Sci. Eng 48 (2005), 241– 253
Stalheim, S.O. and Klevn, R. (2005): Estimation of water saturation from tracer data. 13th European Symposium on Improved Oil Recovery-Budapest, Hungary, 25-27 April 2005.
Cubillos, H., Torgersen, H,,Chatzichristos, C., Kleven, R., Dugstad, Ø., Galdiga, C. (2007). Integrated Approach - Key For Successful Interwell Tracer Project. Offshore Mediterranean Conference and Exhibition (OMC). Ravenna, Italy, OMC.
Øyvind Dugstad, Sissel Viig, Beata Krognes, Reidun Kleven and Olaf Huseby (2011):Tracer Monitoring of Enhanced Oil Recovery Projects,presented in the 6th International Conference on Tracers and Tracing Methods, (TRACER 6), arranged in Oslo, Norway, on June 6-8, 2011.
S.O.Viig, H. Juilla, R. Kleven, B. Krognes, Ø. Dugstad and O.K. Huseby (2013):Application of a New Class of Chemical Tracers to Measure Oil Saturation in Partitioning Interwell Tracer Tests., SPE paper no. 164059 presented in the SPE international Symposium held in Woodlands, Texas, USA, 8-10 April 2013
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