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2. J.C. GAY, G. TRIPONEY, C. BEZARD and P. SCHUMMER “Rotary cyclone will improve oily water treatment and reduce space requirement/weight on offshore platforms” Society of Petroleum Engineers, 1987, SPE 16571
3. J. WOILLEZ, P. SCHUMMER and Y. LECOFFRE “A new high efficiency liquid/liquid separator” Proc. 4th Int. Conf. on Multiphase Flow, BHRA 1989, Chapter 8, pp. 117–132
4. P.S. JONES “A field comparison of static and dynamic hydrocyclones” Society of Petroleum Engineers, 1990, SPE 20701
5. XU JIRUN, LUC QIAN and QIU JICUN “Studying the flow field in a hydrocyclone with no forced vortex - Part II: Turbulence” Filtration and Separation - Sept/Oct. 1990, page 356