PUBLICATIONS & COMMUNICATIONS
of FIRP Laboratory members in the following topics:
Surfactants, Phase Behavior of Surfactant-oil-water Systems, Colloids, Microemulsions,
Macro-/Nano-emulsions, Dispersions and Foams

1. WADE W. H., MORGAN J., SCHECHTER R. S., JACOBSON J., SALAGER J. L., Interfacial tension and phase behavior of surfactant systems, paper SPE 6844, 52nd Annual Fall Techn. Conference SPE, Denver,  October 1977; published in Soc. Petroleum Eng. J.  18, 242-252 (1978)


2. SALAGER J. L., BOURREL M., SCHECHTER R. S., WADE W. H., Physico-Chimie de la Récupération assistée du Pétrole par solutions micellaires: Récents développements, Bulletin CREP  2 (2) 399-417 (1978).


3. SALAGER J. L., La récupération assistée du pétrole - Méthodes chimiques: tensio-actifs, alcalins et polymères, Symposium ACC RAP,  DGRST, Paris, January 1978.


4. BOURREL M., SALAGER J. L., SCHECHTER R. S., WADE W. H., Formulation optimum des systèmes micellaires pour la récupération assistée du pétrole: Comparaison des tensioactifs anioniques et nonioniques, Colloques Nationaux CNRS  "Physicochimie des composés amphiphiles" 938, 337-343 (1978)


5. SALAGER J. L., La récupération assistée du pétrole : L'effort de recherche industriel et universitaire aux USA, fascicule DGRST, April 1978


6. BOURREL M., SALAGER J. L., SCHECHTER R. S., WADE W. H., Properties of amphiphile-oil-water systems at optimum formulation for phase behavior, paper SPE 7450, Preprints 53rd Annual Fall Technical Conference Soc. Petrol. Eng., Houston, oct. 1978


7. SALAGER J. L., MORGAN J., , SCHECHTER R. S.,  WADE W. H., VASQUEZ E., Optimum formulation of surfactant-oil-water systems for minimum tension and phase behavior, Soc. Petroleum Eng. J. 19, 107-115 (1979).


8. SALAGER J. L., BOURREL M., SCHECHTER R. S., WADE W. H., Mixing Rules for optimum phase behavior formulation of surfactant-oil-water systems, Soc. Petrol. Eng. J. 19, 271-278 (1979).


9. SALAGER J. L., Fisico-química de los sistemas surfactante-agua-aceite: aplicaciones a la recuperación del petróleo, Revista Instituto Mex. Petróleo  11, 59-71 (1979)


10. WADE W. H., VASQUEZ E., SALAGER J. L., EL-EMARY M., KOUKOUNIS Ch., SCHECHTER R. S., Interfacial tension and phase behavior of pure surfactant systems, 52nd Colloid & Surface Symp. ACS., Knoxville, May 1978; published in Solution Chemistry of Surfactants,  K. Mittal, Ed., Vol. 2, 801-817, Plenum Press (1979)


11. THURSTON G., SALAGER J. L., SCHECHTER R. S., Effect of salinity on the viscosity and birefringence of microemulsion systems, J. Colloid Interface Sci.  70, 517-523 (1979).


12. BOURREL M., SALAGER J. L., SCHECHTER R. S., WADE W. H., A Correlation for Phase Behavior of Nonionic Surfactants, J. Colloid Interface Sci.  75, 451-461 (1980)


13. SALAGER J. L., QUINTERO L., RAMOS E., ANDEREZ J., Properties of surfactant-oil-water emulsified systems in the neighborhood of three-phase transition, J. Colloid Interface Sci. 77, 288-289 (1980)


14. ANDEREZ J., GROSSO J. L., SALAGER J. L., VILLABONA J., Físico-química, reología y transporte de los sistemas surfactante-agua-aceite, XIV Congreso Latinoamericano de Química, San José, Costa-Rica (1981)


15. SALAGER J. L., GROSSO J.L., ESLAVA M. A., Flow Properties of emulsified surfactant-oil-water systems near optimum formulation, II Seminario Internacional sobre Avances en Recuperación Mejorada de Crudo, INTEVEP 1981; published in Revista Técnica INTEVEP,  2, 149-154 (1982).


16. SALAGER J. L., LOAIZA-MALDONADO I., MIÑANA-PEREZ M., SILVA F., Surfactant-oil-water systems near the affinity inversion - Part I: Relationship between equilibrium phase behavior and emulsion type and stability, J. Dispersion Sci. Technology  3, 279-292 (1982).


17. SALAGER J. L., MIÑANA-PEREZ M., ANDEREZ J., GROSSO J., ROJAS C., LAYRISSE I., Surfactant-oil-water systems near the affinity inversion - Part II: Viscosity of emulsified systems, J. Dispersion Sci. Technology  4, 161-173 (1983).


18. SALAGER J. L., ANTON R.E., Physico-chemical characterization of a surfactant: A quick and precise method, J. Dispersion Sci. Technology  4, 253-273 (1983).


19. SALAGER J. L., MIÑANA-PEREZ M., PEREZ-SANCHEZ M., RAMIREZ-GOUVEIA M., ROJAS C., Surfactant-oil-water systems near the affinity inversion - Part III: The two kinds of emulsion inversion, J. Dispersion Sci. Technology  4, 313-329 (1983).


20. MIÑANA-PEREZ M., ANTON R. E., JARRY P., SALAGER J. L., Emulsiones: Aspectos físico-químicos, IIº Congreso de Ciencias Farmacéuticas,  Caracas, Noviember 1984


21. SALAGER J.L., Applications of Catastrophe Theory to surfactant-oil-brine equilibrated and emulsified systems, 5th International Symposium Surfactants in Solution,  Bordeaux, France, July 1984


22. JARRY P., MIÑANA-PEREZ M., SALAGER J. L., Inversion of Surfactant-Oil-Brine emulsified Systems: Generalized mapping and property transitions, 5th International Symposium Surfactants in Solution,  Bordeaux, France, July 1984


23. GROSSO J. L., BRICEÑO M. I., PATERNO J., LAYRISSE I., Influence of crude oil and surfactant concentration on the rheology and flowing properties of heavy crude oil-in-water emulsions, 5th International Symposium Surfactants in Solution,  Bordeaux, France, July 1984


24. MONSALVE A., SCHECHTER R. S., The Stability of Foams: Dependence of observation on the Bubble size distribution,  J. Colloid Interface Sci.  97, 327-335 (1984)


25. MONSALVE A., SCHECHTER R. S., WADE W. H., Relative permeabilities of surfactant-steam-water systems, Paper SPE 12661, 4th SPE/DOE Symp. Enhanced Oil Recovery, Tulsa, April 1984


26. GROSSO J., LAYRISSE I., GONZALEZ J., SALAGER J. L., VILLABONA J., La Influencia de los parámetros fluido-mecánicos y fisico-químicos en la formación de emulsiones, Revista Técnica INTEVEP  5, 3-8 (1985).


27. SALAGER J. L., Phase behavior of amphiphile-oil-water systems related to the butterfly catastrophe, J. Colloid Interface Sci. 105, 21-26 (1985).


28. ANTON R. E., SALAGER J. L., An Improved graphic Method to Characterize a Surfactant, J. Dispersion Sci. Technology  6, 245-253 (1985)


29. SALAGER J. L., Thermodynamics-based model to interpret the phase behavior of surfactant-oil-brine systems near optimum formulation, Iº Simposio Internacional sobre Recuperación Mejorada de Crudos (I SIREMCRU),  Maracaibo, Venezuela, February 1985


30. ANTON R. E., ANDEREZ J., SALAGER J. L., Properties of three-phase Surfactant-Oil-Brine dispersed Systems, Iº Simposio Internacional sobre Recuperación Mejorada de Crudos (I SIREMCRU),  Maracaibo, Venezuela, February 1985


31. VILLABONA J., RODRIGUEZ L., DELPHIN H., VEGA J. y LAYRISSE I., Propiedades de los sistemas mezcla acido-surfactante/salmuera/aceite vs  pH., Iº Simposio Internacional sobre Recuperación Mejorada de Crudos (I SIREMCRU),  Maracaibo, Venezuela, February 1985


32. MONSALVE A., SANCHEZ J.M., SCHECHTER R. S., WADE W. H., Steam-water relative permeabilities in the presence of a surfactant, Iº Simposio Internacional sobre Recuperación Mejorada de Crudos (I SIREMCRU),  Maracaibo, Venezuela, February 1985


33. VILLABONA J., BRACHO C., SALAGER J. L., Transporte de emulsiones surfactante-agua-ceite. Parte I: Problema y alternativas de transporte de los crudos pesados de la Faja del Orinoco, Ciencia e Ingeniería  17, 53-61 (1985)


34. BRACHO C., VILLABONA J., SALAGER J. L., Transporte de Emulsiones surfactante-agua-aceite - Parte II: Influencia de los parámetros físicos sobre la reología de las emulsiones, Ciencia e Ingeniería  17,  63-70 (1985)


35. ANTON R. E., CASTILLO P., SALAGER J. L., Inversion de emulsiones por efecto de la temperatura, Ciencia e Ingeniería 17, 143-149 (1985)


36. ANTON R. E., Comportamiento de fase de un sistema surfactante-alcohol-salmuera-hidrocarburo - representaciones pseudoternaria y cuaternaria, Ciencia e Ingeniería  17, 79-94 (1985)


37. SALAGER J. L., Aplicaciones de la teoría de las catástrofes a los sistemas surfactante-agua-aceite Ciencia e Ingeniería 17, 103-119 (1985)


38. MIÑANA de PEREZ M., JARRY P., SALAGER J. L., Sistemas surfactante-agua-aceite: comportamiento de fase al equilibrio y propiedades de las emulsiones, Ciencia e Ingeniería 17, 121-136 (1985)


39. VILLABONA J., BRACHO C., SALAGER J. L., Transporte de emulsiones surfactante-agua-ceite. Parte III: Influencia de los parámetros fisicoquímicos, Ciencia e Ingeniería 17, 256-263 (1985)


40. SALAGER J. L., MOSQUERA F., Efecto de la temperatura sobre el comportamiento de fase de los sistemas con surfactantes noiónicos,  Ciencia e Ingeniería 17, 217-222 (1985)


41. MONSALVE A., Efecto de la capilaridad en la medición de presiones en medios porosos, Ciencia e Ingeniería  17, 182-187 (1985)


42. ANTON R. E., MOSQUERA F., SALAGER J. L.,  Efecto de la temperatura sobre el comportamiento de fase de los sistemas surfactante-agua-aceite conteniendo una mezcla aniónica- noiónica,  Ciencia e Ingeniería  18, 1-9 (1985)


43. SALAGER J. L., Uso de los surfactantes en la industria petrolera, Ciencia e Ingeniería 18, 85-102 (1985)


44. RABAGLIATI F., FALCON A., GONZALEZ D., MARTIN C., ANTON R. E., SALAGER J. L., Polymerization of styrene in low interfacial tension microemulsion-oil-water three-phase systems, J. Dispersion Sci. Technology  7, 245-258 (1986).


45. ANTON R. E., SALAGER J. L., Emulsion instability in the three-phase behavior region of surfactant-alcohol-oil-brine systems, J. Colloid Interface Sci.  111, 54-59 (1986).


46. MIÑANA-PEREZ M., LOPEZ-CASTELLANOS G., SALAGER J. L., Property trends and guidelines to formulate emulsified systems containing hydrocarbons and triglyceride oils, 14th International Congress Federation Societies of Cosmetic Chemists, Barcelona, Spain, September 1986. Preprints, vol. 2, 629-642.


47. ANTON R. E., CASTILLO P., SALAGER J. L., Surfactant-oil-water systems near the affinity inversion - Part IV: Emulsion Inversion Temperature, J. Dispersion Sci. Technology  7, 319-329 (1986).


48. MIÑANA M., JARRY P., PEREZ-SANCHEZ M., RAMIREZ-GOUVEIA M., SALAGER J. L., Surfactant-oil-water systems near the affinity inversion - Part V: Properties of emulsions, J. Dispersion Sci. Technology  7, 331-343 (1986).


49. BREUL T., SALAGER J.L., MONSALVE A., Poder espumante y estabilidad de sistemas multifásicos salmuera-aceite-surfactante-alcohol, XXXVI Convención AsoVAC  (1986)


50. GARCIA S., PEÑA V., MONSALVE A., Reología y Combustibilidad de Licores residuales, IVº Congreso Latinoamericano de Pulpa y Papel,  México, May 1986.


51. SANCHEZ J. M., SCHECHTER R. S., MONSALVE A., The Effect of Trace Quantities of Surfactant on Nitrogen/Water relative Permeabilities, Paper SPE 15446, 61rst Annual Techn. Conference Society Petroleum Engineers,  New Orleans, USA, October 1986.


52. SALAGER J. L., Applications of Catastrophe Theory to Surfactant-Oil-Brine equilibrated and emulsified systems. In Surfactants in Solution,  K. Mittal & P. Bothorel Eds., vol. 4, 439-448, Plenum Press (1987).


53. GROSSO J. L., BRICEÑO M. I., PATERNO J., LAYRISSE I., Influence of crude oil and surfactant concentration on the rheology and flowing properties of heavy crude oil in water emulsions. In Surfactants in Solution,  K. Mittal & P. Bothorel Eds., vol. 6, 1653-1673, Plenum Press (1987).


54. JARRY P., MIÑANA-PEREZ M., SALAGER J. L., Inversion of Surfactant-Oil-Brine emulsified Systems: Generalized mapping and property transitions. In Surfactants in Solution,  K. Mittal & P. Bothorel Eds., vol. 6, 1689-1696, Plenum Press (1987).


55. ANTON R. E., MOSQUERA F., ODUBER M., SALAGER J. L., Sistemas micelares óptimos insensibles a la temperatura, Paper SRM 297, IIº Simposio Internacional sobre Recuperación Mejorada de Crudos (II SIREMCRU),  Maracaibo, Venezuela, February 1987. Preprints vol. 2, 421-437.


56. BREUL T., MONSALVE A., SALAGER J. L., Relación entre el comportamiento de fase de sistemas salmuera-aceite-surfactante-alcohol y la generación de espuma, Paper SRM 2104, IIº Simposio Internacional sobre Recuperación Mejorada de Crudos (II SIREMCRU),  Maracaibo, Venezuela, February 1987. Preprints vol. 2, 589-603.


57. MONSALVE A., RIVAS E., ZIRITT J. L. Determinación de parámetros de Brooks-Corey para ecuaciones de permeabilidades relativas vapor-agua-surfactante, Paper 2119, IIº Simposio Internacional sobre Recuperación Mejorada de Crudos (II SIREMCRU), Maracaibo, Venezuela, February1987. Preprints  vol.  2, 903-920.


58. SALAGER J. L., MARTINEZ G., MORENO N.  Recientes estudios sobre la calidad de un sistema surfactante-agua-aceite para denaje micelar. IIº Simposio Internacional sobre Recuperación Mejorada de Crudos (II SIREMCRU),  Maracaibo, Venezuela, feb 1987. Preprints vol. 2, 589-603


59. SALAGER J. L., Bases fundamentales del papel de la química deshidratante: Influencia de la formulación físico-química sobre la estabilidad de una emulsión, Revista Técnica INTEVEP  7, 3-15 (1987).


60. BREUL T., VILLABONA J., MONSALVE A., Efecto de la viscosidad interfacial en la espumabilidad y estabilidad de espumas de sistemas líquidos multifásicos, IVº Congreso Venezolano de Ingeniería Química,  Caracas, Venezuela, March 1987


61. SALAGER J. L., Phase Transformation and Emulsion Inversion on the Basis of Catastrophe Theory, en Encyclopedia of Emulsion Technology,  P. Becher Ed., vol. 3, Cap. 2, 79-134, M. Dekker, New York (1988).


62. ANTON R.E., SALAGER J. L., Optimum salinity of surfactant-oil-water systems with different sodium salts,  Paper SRM 3137, IIIº Simposio Internacional sobre Recuperación Mejorada de Crudos (III SIREMCRU),  Maracaibo, Venezuela, February 1989. Preprints pag. 335-352.


63. DURAN L., SALAGER J. L., Tamaño de gotas en emulsiones de crudos pesados, Paper SRM 3181, IIIº Simposio Internacional sobre Recuperación Mejorada de Crudos (III SIREMCRU),  Maracaibo, Venezuela, February 1989. Preprints pag.1229-1246.


64. BREUL T., Foam stability effectiveness and efficiency of surfactants, Paper SRM 3133,  IIIº Simposio Internacional sobre Recuperación Mejorada de Crudos (III SIREMCRU),  Maracaibo, Venezuela, February 1989. Preprints pag.253-269.


65. GUZMAN C., MONTERO G., BRICEÑO M. I., CHIRINOS M. L., LAYRISSE I., Physical properties and characterization of Venezuelan heavy and extraheavy crude oil-in-water emulsions, Fuel Science & Technology International  7, 571-598 (1989)


66. LACHAISE J., GRACIAA A., SALAGER J. L., Stratégie pour la formulation des microémulsions, Colloque Nouveaux Matériaux Tensioactifs,  SITEF, Toulouse, France, October 1989


67. LACHAISE J., BREUL T., GRACIAA A., MARION G., MONSALVE A., SALAGER J. L., Influence of the physical-chemical formulation on the foaming properties of surfactant-oil-water systems in the neighbourhood of threee-phase behavior, 3rd European Colloid & Interface Soc. Conference,  Basel Switzerland (1989)


68. MENDIBOURE B., GRACIAA A., LACHAISE J.,  MARION G., SALAGER J. L., Emulsion formation in turbulent flow: a stochastic model to forecast the drop size distribution, 3rd European Colloid & Interface Soc. Conference, Basel Switzerland (1989)


69. SALAGER J. L., The fundamental basis for the action of a chemical dehydrant. Influence of the physical and chemical formulation on the stability of an emulsion., International Chem. Engineering 30, 103-116 (1990)


70. BRICEÑO M. I., CHIRINOS M. L., TAYLOR A. S., TAYLOR S. E., Method for desalting crude oil, US Patent Nº 4,895,641 (23-01-1990)


71. SALAGER J. L., LOPEZ-CASTELLANOS G., MIÑANA-PEREZ M, Surfactant-oil-water systems near the affinity inversion - Part VI: Emulsions with viscous hydrocarbons, J. Dispersion Sci. Technology. 11, 397-407 (1990)


72. LACHAISE J., GRACIAA A., MARION G., SALAGER J. L., A New Reflectometry Method to measure a liquid foam stability,  J. Dispersion Sci. Technology.  11, 409-430 (1990)


73. LACHAISE J., BREUL T., GRACIAA A., MARION G., MONSALVE A., SALAGER J. L., Foaming Properties of surfactant-oil-water systems in the neighbourhood of optimum formulation, J. Dispersion Sci. Technology 11, 443-453 (1990)


74. ANTON R. E., SALAGER J. L., Effect of the electrolyte anion on the salinity contribution to optimum formulation of anionic surfactant microemulsions, J. Colloid Interface Sci. 140, 75-81 (1990)


75. MENDIBOURE B., GRACIAA A., LACHAISE J.,  MARION G., SALAGER J. L., Emulsion formation: a stochastic model to forecast the drop size distribution, Progress in Colloid & Polymer Sci. 81, 274 (1990)


76. ANTON R. E., ANDEREZ J. M., GRACIAA A., LACHAISE J., SALAGER J. L., Phase behavior of anionic-nonionic mixed surfactant-oil-water systems, 8th Symp. Surfactants in Solution,  Gainsville FLA-USA, June10-15, 1990


77. ANDEREZ J. M., SALAGER J. L., GRACIAA A., LACHAISE J., Influence of surfactant concentration on the microemulsion formation, 8th Symp. Surfactants in Solution, Gainsville FLA-USA, June 10-15, 1990


78. BRICEÑO M. I., CHIRINOS M. L., LAYRISSE I., MARTINEZ G., NUÑEZ G., PADRON A., QUINTERO L., RIVAS H., Emulsion technology for the production and handling of extraheavy crude oils and bitumens, Revista Técnica INTEVEP 10, 5-14 (1990)


79. LACHAISE J., SAHNOUN S., DICHARRY C., MENDIBOURE B., SALAGER J. L., Improved determination of the initial structure of liquid foams, 4th European Colloid Interface Soc. Conference,  Catanzaro, Italy, september 1990


80. MENDIBOURE B., GRACIAA A., LACHAISE J., MARION G., BOURREL M., SALAGER J. L., Influence of the intensity of mixing on the droplet size distribution of emulsions: Theory and experiment, 4th European Colloid Interface Soc. Conference,  Catanzaro, Italy, September 1990


81. ANTON R. E.,  ANDEREZ J. M., GRACIAA A.,  MARTINEZ G., LACHAISE J., SALAGER J. L., Applications of surfactant mixing in optimum surfactant-oil-water systems, II Internat. Forum Formulation Physical-Chemistry - FORMULA II,  Toulouse, France, October 1990


82. GRACIAA A., LACHAISE J., MARION G., ANTON R. E., GIRARDI S., SALAGER J. L., Phase behavior of surfactant-oil-water systems containing oil mixtures, II International Forum Formulation Physical-Chemistry - FORMULA II,  Toulouse, France, October 1990


83. SALAGER J. L., PEÑA V., ROJAS O. J., Fenómenos interfaciales y surfactantes en la industria papelera, 2as Jornadas Técnicas Papeleras Venezolanas,  AVTCP, Valencia, Venezuela, November 1990


84. SALAGER J. L., LOPEZ-CASTELLANOS G., MIÑANA-PEREZ M., CUCUPHAT-LEMERCIER C., GRACIAA A., LACHAISE J., Surfactant-oil-water systems near the affinity inversion - Part VII: Phase Behavior and Emulsions with polar oils, J. Dispersion Sci. Technology 12,  59-67 (1991)


85. ROJAS O. J., SALAGER J.L., Fenómenos interfaciales en el destintado de papel desperdicio, Seminario panamericano sobre utilización de papel desperdicio,  organizado por la OEA, IMCP-Guadalajara, México, July 1991; published as Cuaderno FIRP N° 847


86. MOREL G., MENDIBOURE B., GRACIAA A., LACHAISE J., DURAN L., SALAGER J. L., Emulsification d'hydrocarbures lourds - Résultats expérimentaux et simulation, 7th International Conference on Surface & Colloid Science,  Compiègne, France, July 1991


87. LACHAISE J., SAHNOUN S., DICHARRY C., MENDIBOURE B., SALAGER J. L., Improved determination of the initial structure of a liquid foams, Progress Colloid & Polymer Sci.  84, 253-256 (1991)


88. MENDIBOURE B., GRACIAA A., LACHAISE J., MARION G., BOURREL M., SALAGER J. L., Influence of the intensity of mixing on the droplet size distribution of emulsions: Theory and experiment, Progress Colloid & Polymer Sci. 84, 338-341 (1991)


89. SALAGER J. L., BRACHO C., ANDEREZ J. M.,  Los fenómenos interfaciales en la industria petrolera, IX Jornadas Técnicas de Petróleo de la SVIP, Maracaibo, Venezuela, October 30 – November 2, 1991 (presentado por O. J. ROJAS)


90. SALAGER J. L., PEÑA V., y ROJAS O. J., Fenómenos interfaciales y surfactantes en la industria papelera, Celulosa y Papel de Venezuela 3, 50-61 (1991)


91. ROJAS O. J., Surfactant recovery from spent black liquor, V International Congress ACOTEPAC, Medellin, Colombia, February 1992


92. ANTON R. E., LAYRISSE I., QUINTERO L., RIVAS H., SALAGER J. L., Optimum formulation of surfactant-oil-water systems containing carboxylic acids, 9th International Symposium Surfactants in Solution, Varna, Bulgaria, June 1992


93. ANDEREZ J. M, QUINTERO L., RIVAS H., SALAGER J. L., Emulsion properties of surfactant-oil-water systems containing carboxylic acids, 9th International Symposium Surfactants in Solution, Varna, Bulgaria, June 1992


94. SALAGER J. L., ROJAS O. J., Surfactantes y Fenómenos interfaciales en la industria papelera,  VI Congreso Latinoamericano de Celulosa y Papel, Torremolinos, Spain, June 23-25, 1992. Proceedings pag. 439-448


95. ANDEREZ J. M., BRACHO C. L., SERENO S., SALAGER J. L., Influence of Surfactant concentration on the Phase Behavior and Emulsion Properties of Anionic-Nonionic mixed surfactant-oil-water systems, 12th ECIC Symposium,  Lund, Sweden, July 1992


96. ANTON R. E., SALAGER J. L., GRACIAA A., LACHAISE J., Surfactant-oil-water systems near the affinity inversion - Part VIII: Optimum Formulation and phase behavior of mixed anionic-nonionic systems versus temperature,  J. Dispersion Sci. Technology 13,  565-579 (1992)


97. GRACIAA A., LACHAISE J., MENDIBOURE B., SALAGER J. L., BOURREL M., Optimal phase behavior of water/oil blend/surfactant systems, 6th European Colloid & Interface Society Conference (ECIS VI),  Graz, Austria, September 1992


98. MENDIBOURE B., DICHARRY C., MARION G., MOREL G., SALAGER J. L, LACHAISE J., Contribution to the modelization of the surfactant concentration influence on droplet size distribution in oil-in-water emulsions, 6th European Colloid & Interface Society Conference (ECIS VI),  Graz, Austria, September 1992


99. IGLESIAS E., ANDEREZ J. M., Antiespumabilidad, IIIa Jornadas Científico-Técnicas Facultad de Ingeniería ULA, Mérida, Venezuela, October 3-7, 1992.


100. RAMIREZ de GOUVEIA M., Relación entre la viscosidad y la distribución de diámetros de gotas de una emulsión, IIIa Jornadas Científico-Técnicas Facultad de Ingeniería ULA, Mérida, Venezuela, October 3-7, 1992.