Back

Prof. Ahmed Mohamed Ibrahim Rizk

Professor, Department of Mining and Metallurgical Engineering , Faculty of Engineering, ِِAssiut University

C.V Details




Print copy Member login MIS Data

 

 

Office Tel.

:

031212-031215-031231

Home Tel.

:

2342617

Mobile No.

:

01221657628

E-Mail

:

profahmedrizk22@aun.edu.eg

google scholar link

:

http://scholar.google.com/citations?user=FHJG0ZsAAAAJ&hl=en
Educational Qualifications:
  • Ph. D., 1989
  • M. Sc., 1982
  • B. Sc., 1977


 

 
  • Professor, Department of Mining and Metallurgical Engineering , Faculty of Engineering, ِِAssiut University, 2011
  • Professor, Department of Mining and Metallurgical Engineering , Faculty of Engineering, Assiut University, 1999
  • Associate Professor, Department of Mining and Metallurgical Engineering , Faculty of Engineering, Assiut University, 1994
  • Lecturer, Department of Mining and Metallurgical Engineering , Faculty of Engineering, Assiut University, 1989
  • Assistant Lecturer, Department of Mining and Metallurgical Engineering , Faculty of Engineering, Assiut University, 1982
  • Demonstrator, Department of Mining and Metallurgical Engineering , Faculty of Engineering, Assiut University, 1977
 

Past Positions :

  • Head, Department of Mining and Metallurgical Engineering , Faculty of Engineering, Assiut University
  • Research fields:
    Metallurgical Engineering , spiral separators , flotation process , Bond work Index , slurry erosion

    Publications:

    1 - M.A. Doheim, A. F. Abdel- Gawad, G. M. A. Mahran, M. H. Abu- ali, A. M. Rizk, Numerical simulation of particulate flow in spiral separators: Part 1- low solids concentration (0.3&3% solids), Applied mathematical modeling, Vol 37, No 1–2, pp. 198-215, January, 2013
    2 - Doheim, M. A ., Abdel Gawad , A . F. , Mahran G. M. A , Abu-Ali , M . H . , and Rizk , A . M , Computational Prediction Of Water - Flow Characteristics In Spiral Separators : Part 1 , Flow Depth And Turbulence Intensity , Journal of Eng. Sciences (JES), Faculty of Engineering, University of Assiut, EGYPT, Vol. 36, No. 4 , pp. 935 - 950, 2008
    3 - Doheim, M.A ., Abdel Gawad , A . F. , Mahran G. M. A , Abu-Ali , M . H . , and Rizk , A . M., Computational Prediction Of Water - Flow Characteristics In Spiral Separators : Part Π , The Primary And Secondary Flows , Journal of Eng. Sciences (JES), Faculty of Engineering, University of Assiut, EGYPT, Vol. 36, No. 4 , pp. 951 - 961. , 2008
    4 - Ahmed, M.M., Abdul Majeed, A. and Rizk, A.M.E., Effect of particle shape and surface roughness on the comminution and flotation processes: A review, 9th International Conference on Mining, Petroleum and Metallurgical Engineering (MPM), Cairo Univ., EGYPT, 2005
    5 - Abdel-Haffez, G.S., Abu Ali, M.H. and Rizk, A.H.E., Energy consumption in the process of comminution: A review, 9th International Conference on Mining, Petroleum and Metallurgical Engineering (MPM), Cairo Univ., EGYPT, 2005
    6 - Abdel-Haffez, G.S., Abu Ali, M.H. and Rizk, A.M.E, Assessment of efficiency of energy consumption in binary mixture grinding, Journal of Eng. Sciences (JES), Faculty of Engineering, University of Assiut, EGYPT, Vol. 33, No. 6 , pp. 2281 - 2296, 2005
    7 - Mahmood, M.A., Rizk, A.M.E. , Ahmed,A.A., Effect of particle shape and surface roughness on the comminution and flotation processes: Review, The 9th Inter. Mining, Petroleum, and Metallurgical Engng. Conf. Cairo Univ., Egypt, February, 2005
    8 - Abdul Majeed, A. and Rizk, A.M.E. , Ibrahim, G. A. and Hemida, M. M., Utilization of processing plant tailings of Sebaeya phosphate company, the second International Conference on Development and Environment in the Arabic World, Assiut University, 2004
    9 - Ahmed,A.A., Rizk, A.M.E., Galal, A.I. , Himida, M.M., Utilization of tailings produced from washing plant of Sebaeya phosphate company (Egypt), The second Inter. Conf. For Development and Envir. In the Arab world, Assiut Univ., Egypt , pp. 527 -5 36, March, 2004
    10 - Ahmed, M.M and Rizk, A.M.E., On the attritioning of stirred slurries, Journal of Eng. Science (JES), Faculty of Engineering, University of Assiut, Vol. 31 - No. 1, pp. 175-185. , 2003
    11 - Abdul Majeed, A, and Rizk, A.M.E., Influence of thermal treatment on grindabilty of feldspar, 8th International Conference on Mining, Petroleum and Metallurgical Engineering (MPM), Suez Canal University, EGYPT, 2003
    12 - Ahmed, A. A, Ahmed, M.M. and Risk, A. M. E., Preheating as an aid in comminution process, Journal of Eng. Sciences (JES), Faculty of Engineering, University of Assiut, Vol. 31- No.4, pp. 985-994. , 2003
    13 - Ahmed,A.A. , Rizk, A.M.E., Influence of thermal treatments on grindability of feldspar, 8th Int. Conf. On Mining, Petroleum and Metall. Engng. (MPM), Suez canal Univ., Egypt, , March, 2003
    14 - Abdul Majeed, A., Rizk, A. M. E. and Ahmed, M. M, A contribution to comminution in tumbling mills, 7th International Conference on Mining, Petroleum and Metallurgical Engineering (MPM), Assiut University, Assiut, EGYPT, Vol. 2, pp. 192-197, 2001
    15 - Ahmed, M. M., Abdul Majeed, A. and Rizk, A. M. E., Some considerations on the Bond work Index test, 7th International Conference on Mining, Petroleum and Metallurgical Engineering (MPM), Assiut University, Assiut, EGYPT, Vol. 2, pp. 332-343, 2001
    16 - Amer, A. H., Saleh, M. A. E., Rizk, A. M. E., Bayomi, M. R., and Nassr, A. A. M., Utilization of cast iron chip in powder production, 7th International Conference on Production Engineering, Design and Control (PEDAC 2001), Faculty of Engineering, Alexandria University, Vol. 1 , pp. 1783 -1789, 2001
    17 - Rizk, A.M.E., Ahmed, M.M. and Ahmed, A. A., Application of a factorial method on leaching process of calcareous phosphate ore, Bulletin of the Faculty of Eng., Assiut Univ, Vol. 29, No. 2, pp. 185 - 197, 2001
    18 - Ahmed, A.A., Rizk, A.M.E. and Ahmed, M.M., A contribution to comminution in tumbling mills, 7th Inter. Conf. On Mining, Petroleum and Metallurgical Engng. (MPM), Assiut Univ., Egypt, pp. 192-197, February, 2001
    19 - Ahmed, M.M. Ahmed,A.A. , Rizk, A.M.E, Some considerations on Bond work index, 7th Inter. Conf. On Mining, Petroleum and Metallurgical Engng. (MPM), Assiut Univ., Egypt, , pp. 332 - 343, February, 2001
    20 - Ahmed, S. M. and Rizk, A. M. E., Effect of concentration of multisized solid particles on slurry erosion, Bulletin of the Faculty of Eng., Assiut University, Vol. 28, No. l, pp. 141-149, 2000
    21 - Rizk, A. M. E., and Mohamed Abu-Ali, Dependence of sedimentation rate on the grinding regime of some ores, Bulletin of the Faculty of Eng., Assiut Univ, Vol. 28, No. 3, , pp. 187-197, 2000
    22 - Ahmed, S. M. and Rizk, A. M. E., Effect of particle size on dilute slurry erosion, Bulletin of the Faculty of Engineering, Assiut University, Vol. 27 No. I, , pp. 231-241, 1999
    23 - AbdeI-Hamid, A. A. and Rizk, A. M. E., Recovery of Fe and Ti from ilmenite ores in the form of Al - Fe - Ti master alloys, 6th International Conference on Mining, Petroleum and Metallurgy (MPM), Faculty of Engineering, Cairo University, Vol.3, pp. 10-22. , 1999
    24 - Rizk, A. M. E., Mokbel, A. A. and Ahmed, S. M., Effect of slurry erosion on some particle/surface Engineering properties, Bulletin of the Faculty of Engineering, Assiut University, Vol. 27 No. 2, pp. 135-145, 1999
    25 - Ibrahim, G. A., Abdul Majeed, A. Rizk, A. M. E. and Hemida M. M., A positive use of El-Sebayia phosphate tailings, Bulletin of the Faculty of Engineering, Assiut University, Vol.27 No.2, pp. 251-259, 1999
    26 - Ibrahim, G.A., Ahmed,A.A., Rizk, A.M.E. , Hemida, M.M., A positive use of El-Sebaeya phosphate tailings, Bulletin of the faculty of Engng., Assiut University, Vol. 2, pp. 251 - 259, July, 1999
    27 - Rizk, A.M. E., On the characteristics of the load of ball mill using statistical approaches, Bulletin of the Faculty of Engineering, Assiut University, Vol. 26, No.l, pp. 177-184. , 1998
    28 - Abdel-Hamid, A. A. and Rizk, A. M. E., Production of Al-Ti alloys (~ 20 % Ti) from rutile concentrate, Al filings and cryolite or Naf salt, 6th International Conference on Production Engineering Design and Control (PEDAC, 97), Faculty of Engineering, Alexandria University, Vol. 1, pp. 525-533, 1997
    29 - Rizk A. M., Influence of the impact regime on the quality of crushing products, Bulletin of the Faculty of Eng. Assiut Univ, Vol., 24, No.2 , pp. 127-133, 1996
    30 - El-Habaak, G. H., Ahmed, A. A. and Rizk, A. M. E., On the beneficiation of Wadi El-Ghadir chromite ore, Eastern Desert, Egypt , First Int. Conf, on Basic Sciences and advanced Technology (Geological Section), Faculty of science, Assiut University, Egypt, pp. 35-43, 1996
    31 - El-Habaak,G.H., Ahmed,A.A. , Rizk, A.M.E, On The benefication of wadi El-Ghadir chromite ore, Earstern Desert, Egypt, First Inter Conf on Basic Sciences and Advanced Technology, Geological Section, Faculty of Science, Assiut Univ. Egypt, , pp. 35 - 43 , November, 1996
    32 - Rizk A. M, Effect of air temperature on the cost of aerocyclone dedusters, The First International Eng. Conference, Faculty of Eng. El-Mansoura Univ, pp. 293-304, 1995
    33 - Rizk A. M. and Ahmed A. A, Determination of the Bond Work Index of some Egyptian ores, Bulletin of the Faculty of Eng., Assiut Univ, Vol. 23, No.2 , pp. 241-246, 1995
    34 - Rizk A. M., Doheim M. A. and El-Habaak G. H., Upgrading of iron ores through magnetic roasting, First International Mineral Processing Conference, Zakopane, Poland, pp. 33-45, 1995
    35 - Rizk, A.M.E. , Ahmed,A.A., Determination of the work index of some Egyptian ores, Bulletin of the faculty of Engng., Assiut University,, Vol. 23 - No. 2, pp. 241 - 246, July, 1995
    36 - Rizk A. M, An empirical correlation for estimating the powder attrition in a shallow fluidized bed, Bulletin of the Faculty of Eng. Assiut Univ, Vol. 22, No. 1 , pp. 170-175, 1994
    37 - Rizk, A.M., Energy recovery from incineration of the rurban community solid wastes, Cairo fourth International Conf. on Energy, Development and Environment, pp. 819-832, 1994
    38 - Ahmed A. A. , Rizk A. M, Upgrading the Red Sea barite ores, XXVI Cracovian Mineral Processing Conference, Ustron, Poland, pp. 19-25, September, 1994
    39 - Rizk A. M. El-Sageer H. A. and Doheim M. A., Examination of single and repetitive impact breakage, International Journal of Minerals Engineering , Vol. 7, No. 4 , pp. 479-490., 1994
    40 - Rizk A. M. and Abuel-Kassem M, Behavior of the selection and breakage functions of coal quartz binary mixtures, Bulletin of the Faculty of Eng. Assiut Univ, Vol. 21, No. 1 , pp. 128-137, 1993
    41 - Abu El-Kassem M. and Rizk A. M, Cyclones as a precollectors for air pollution, Bulletin of the Faculty of Eng. Assiut Univ., Vol. 21, No. 2, pp. 112-121, 1993
    42 - E1-Sageer H. A. and Rizk A. M, On the repetitive impact crushing results of some soft. and hard materials, Bulletin of the Faculty of Eng. Assiut Univ, Vol. 21, No. 1 , pp. 142-146. , 1993
    43 - Rizk A.M., Fine grinding at subcritical and supercritical speeds, The third Mining Petroleum and Metallurgical Eng. (MPM) Conference, Cairo Univ, pp.301-310. , 1992
    44 - Rizk A. M. and Mabrouk, S., Some aspects of the limestone crushing system in Assiut Cement Company, Bulletin of the Faculty of Eng. Assiut Univ, Vol. 20, No. 1 , pp. 99-103., 1992
    45 - Rizk A. M. and El-Sageer H. A, Effect of the situations of two single particle layers on impact and compressive crushing, CERM, Faculty of Eng., Al-Azhar Univ., Cairo, Egypt, Vol. 14, No. 7 , pp.72-80. , 1992
    46 - Rizk A. M. and Ibraheim G. A., The dependence of the production of fines on the grinding regime of the cement raw meal, Bulletin ofthe Faculty of Eng. Assiut Univ, Vol. 19. No. 1 , pp. 125-130. , 1991
    47 - Rizk A. M., The influence of the feed particle sizes on the preferential comminution of binary mixture, The Second International Scientific Conference of EI-Azhar Univ, pp. 111-118, 1991
    48 - Rizk A. M. and Nawrocki, J., A regression model of wet reverse closed circuit grinding, Gospadarka Surowcami Mining Sciences, Vol. 6, No. 3 , pp. 563-572. , 1990
    49 - Rizk A. M. and Nawrocki J,, Optimization of the most important operating parameters affecting the performance of wet reverse closed circuit grinding, Archives of mining , Vol. 35, No. 2, pp. 183-193. , 1990
    50 - Rizk A. M. E. et al., The relation between the reduction ratio, the hardness and coefficient of plasticity of rocks, Bulletin of the Faculty of Eng. Assiut Univ, Vol. 11, No. 3 , pp. 191-214, 1983
    51 - Rizk A. M. E. et al., Relation between Surface area produced in the process of comminution and time of grinding at constant ball to ore ratios, for different types of rocks, Bulletin of the Faculty of Eng. Assiut Univ, Vol. 11, No. 3 , pp. 215-233, 1983
    52 - Rizk A. M. E. et al., Effect of hardness and coefficient of plasticity as technological properties on the process of comminution, Bulletin of the Faculty of Eng. Assiut Univ, Vol. 11, No. 3 , pp. 234-252, 1983
    53 - Rizk A. M. E. et al., Application of the probability theory for determining the effect of hardness of rocks on the statistical parameters of size distribution for different ball to ore ratios at constant time of grinding, Bulletin of the Faculty of Eng. Assiut Univ, Vol. 11, No. 2, pp. 239-257, 1982

    Supervisions :

    1- Gamal Mohamed Atia Mehran, Modeling and simulation of spiral separator, Ph. D., 22 February 2009
    Supervisors : Mohamed Abdel-Fattah Dheim, Ahmed Mohammed Ibrahim Rizk, Mohamed Hussein Abu Ali, Ahmed Farouk Abdel-Gawad
    2- Gamal Saad Abdel-Hafiz Hasan, Assessment of Energy Efficiency in Grinding Process, Ph. D., 25 December 2005
    Supervisors : Ahmed Mohamed Ibrahim Rizk, Mohamed Hussein Abu Ali

    Awards and Grants :

    1 - " The State Encouragement Prize " in Engineering Sciences, 2003.
    2 - " The State Encouragement Prize " in Engineering Sciences, 2002.
    Number of courses0 course