Professional
Director, National Science Foundation I/UCRC for Advanced
Studies in Novel Surfactants, 1997-1999.
Chair, Engineering Foundation Nominating Committee, 1996-1999.
Co-Chair, XX International Mineral Processing Congress, 1996-1999.
Chairman, Symposium on Recent Advances in Particle Science and Technology,
April, 1998.
Session Chair, Conference on Novel Surfactants, Royal Society Chemistry
Faraday Division, Wexham, UK, September, 1998.
Co-Chair, Minerals Bioprocessing IV Stockholm, 1999.
Senior Chair, Biobenefication-I, 1999.
Chairman, Department of Chemical Engineering, Material Science and
Mining Engineering, until 1997.
Co-Chair, 9th International Conference on Surface and Colloid Science,
July, 1997.
Session Chair, Fundamentals-A, Engineering Foundation Conference
on Development on Non-
Renewable Resources: Challenge and Solutions, November, 1997.
Session Chair on Dynamics of Interfaces and Colloids, International
Symposium on Sofia, Bulgaria, July, 1997.
Session Chair, Instrumental and On-Line Analysis, XX International
Mineral Processing Congress, Aachen, Germany, September, 1997.
Session Chair, 9th International Conference on Surface and Colloid
Science, Sofia, Bulgaria, July, 1997
Session Chair, XX International Mineral Processing Congress, Aachen,
Germany, September, 1997.
Co-Chairman, XIX International Mineral Processing Conference Committee,
1996.
Session Chair, International Conference on Mineral Processing: Recent
Advances in Future Trends, Kanpur, December, 1995.
Session Chair, 10th Surfactants in Solution Symposium, International
Advisory Committee, Caracas, Venezuela, June, 1994.
Co-Chairman, XIX International Mineral Processing Congress Program
Committee, 1993-1994.
Session Chair, “Adsorption and Solubilzation”, American
Chemical Society, 1994.
Session Chair, National Meeting, First International Particle Technology
Forum, 1994.
Session Chairman, Symposium on Enhanced Oil Recovery, 205th National
ACS Meeting, Denver, April, 1993.
Session Chairman, Foundation Conference on “Emerging Separation
Technologies for Metals and Fuels”, Florida, March, 1993.
Session Chairman, International Mineral Processing Congress, Dresden,
Germany, 1991.
Chairman, Peer Committee #11, National Academy of Engineering, 1989-1990.
Chairman, Department of Interior, USBM Research Council of the Generic
Mineral Technology Center on Comminution, 1990.
Chairman, Organizing Committee, International Conference on Environmental
Issues and Management of Waste in Energy and Minerals Production,
New Jersey, 1990.
Chairman, 8th International Symposium on Surfactants in Solution,
1990.
Session Chairman, Impact of Past and Current Practices on the Environment:
Assessment of Practices and Problems, International Conference on
Environmental Issues and Management of Waste in Energy and Minerals
Production, New Jersey, 1990.
Session Chairman, Dispersion and Classification, 2nd World Congress
on Particle Technology, Kyoto, Japan, 1990.
Session Chairman, Surface Chemistry of Coal, Engineering Foundation
Conference on Fine Coal Cleaning, Palm Coast, Florida, 1990.
Session Chairman, Innovations in Materials Processing Using Aqueous,
Colloid and Surface Chemistry, 118th Annual AIME/SME Meeting, Las
Vegas, 1989.
Session Chairman, “Surface and Colloidal Phenomena in Fine
Particles Processing- II”, International Symposium on Advances
in Fine Particle Processing, Boston, 1989.
Session Chairman, Engineering Foundation Conference on Advances
in Coal and Mineral Processing Using Flotation, Palm Coast, 1989.
Hosted International Fine Particle Research Institute’s 10th
Annual Meeting, Teaneck, New Jersey, 1989.
Chairman, VII International Processing Symosium Session, Istanbul,
September, 1998.
Chairman, Session on Fine Particles and Dispersed Systems, 6th International
Conference on Surface and Colloid Science, Hakone, Japan, 1988.
Session Chairman, Flocculation I, International Symposium on Production
and Processing of Fine Particles, Montreal, Canada, 1988.
Chairman, American Chemical Society, Symposium on Surfactants in
Minerals and Materials Systems, 1988.
Senior Chairman, International Symposium on Surfactants in Solution,
New Delhi, 1987.
Co-Chairman, Advisory Com mittee, Indo-US Seminar on Special Topics
in Mineral Processing, Pune, India, 1987-1989.
Session Chairman, Indo-US Seminar on Special Topics in Mineral Processing,
1987.
Session Chairman, Separation of Solids, Engineering Foundation 2nd
International Conference on Separation Technology, Schloss Elmau,
West Germany, 1987.
Material Science Expert, National Science Foundation Workshop, “Strong
Sub-fields of Indian Science and Technology: Advantageous Areas
for U.S. collaboration, Arlington, Virginia, 1987.
Senior Chairman, Seminar on Chemistry and Applications of New Reagents
for Mineral Benefication, Pune, 1986.
Doctoral Committee, Department of Chemistry, CUNY Brooklyn, 1986-1989.
Vice-Chairman, Program Committee, Society of Mining Engineers, 1986.
Chairman, Organizing Committee AIME, Arbiter Symposium on Advances
in Mineral Processing, New Orleans, 1986.
Session Chairman, International Symposium on Flocculation in Biotechnology
and Separation Systems, Fine Particle Society Symposium, San Fransisco,
1986.
Co-Chairman, Engineering Foundation Conference on Science and Technology
of Processing Fine Coal, Henniker, N. H., 1985.
Chairman, Program Coordination Committee, SME, 1986.
Honorable Consultant, Division of Finer Particle Technology of Chinese
Technical Information, People’s Republic of China, 1986.
Co-Supervisor, PhD., Flotation Committee, Central South University
of Technology, Changsha, People’s Republic of China, 1986.
Co-Chairman, Engineering Foundation Conference, Flocculation and
Sedimentation and
Consolidation, Sea Islands, Georgia, January 27-Feb. 1, 1985.
Session Chairman, Flocculation, ACS Colloid Symposium, Potsdam,
1985.
Chairman, Engineering Foundation Conference Committee, 1984-1995.
Session Chairman, Sedimentation and Consolidation, Sea Islands,
Georgia, January 27, 1985.
National Research Council Panel on Engineering Research Energy,
Resources Environment, 1984-1988.
Session Chairman, Reagents in Mineral Industry Conference, Rome,
1984.
Chairman, Subcommittee on Conference Format, Engineering Foundation,
1983
Chairman, General Committee, Mineral Processing Div., Society of
Mining Engineers/AIME, 1982-83
Chairman, Mineral Processing Div., Soc. of Mining Engineers/AIME,
1982-83
Chairman, Engineering Foundation Conference on "Minerals, Metal
and Coal Extraction with Minimum Water Usage and Pollution," Santa
Barbara, January 1982
Assoc. Chairman, Min. Proc. Div., Soc. of Mining Engineers/AIME,
1981-82
Assoc. Chairman, General Committee, Min. Proc. Div., Soc. of Mining
Engineers/AIME, 1981-82
Chairman, Program Committee, Mineral Processing Div., Soc. of Mining
Engineers/AIME, 1981-82
Chairman, XIV Int. Mineral Processing Congress Organizing Committee
for Flotation, 1981/82
Vice-Chairman, Program Committee, Mineral Processing Div., Soc.
of Min., Met. & Mineral Engineering, 1980-81
1st Regional Vice-Chairman, Mineral Processing Div., Soc. of Mining
Engineers/AIME, 1980
2nd Regional Vice-Chairman, Mineral Processing Div., Soc. of Mining
Engineers/AIME, 1979
Co-Chairman, International Symposium on Resources Engineering and
Technology, Bombay, January, 1979
Chairman, International Symposium on Fine Particles Processing,
Soc. of Mining Engineers 1978-1980
Chairman, National Science Foundation Workshop: "Beneficiation of
Mineral Fines: Problems and Research Needs," Tuxedo, New York, August
1978
Chairman, Mineral Processing Fundamentals Committee, AIME, 1977
Session Chairman, 107th Annual AIME Meeting- Fundamentals General
Session, (Mineral Processing Division), General Session, 1978.
Chairman Representative, Henry Krumb School of Mines, 1976.
Chairman, National Science Foundation Workshop: "Research Needs
in Mineral Processing," Harriman, New York, August 1975.
Chairman, NSF Workshop “Objective Research for our Mineral
Requirements”, 1975
Program Chairman, Flotation and Flocculation Chemistry, Society
of Mining Engineers, 1975.
Session Chairman, Mineral Processing Fundamentals, Session I, AIME,
1975.
Co-Chairman, AIChE Symposium, "Application of Interfacial Phenomena
in Flotation Research", Salt Lake City, August 1974
Chairman, Mineral Processing Fundamentals Session I, AIME, 1974.
Co-Chairman, Engineering Fundamentals, American Institute of Chemical
Engineers, 1974.
Session Chairman, Minteral Processing Fundamentals, AIME Annual
meeting, Dallas, 1974.
Vice-Chairman, Mineral Processing Fundamentals Committee, AIME,
1972-76
Chairman, School of Engineering and Applied Science Research Committee,
Columbia University.
Experience
1998 - Present:
Director, National Science Foundation: Industry/University Cooperative
Research Center for Advanced Studies in Novel Surfactants
1988 - 1997:
Chairman Henry Krumb School of Mines, Dept. of Min., Met., &
Mnrl. Engg., Columbia University
1987 - Present:
Director Langmuir Center for Colloids & Interfaces, Columbia
University
1983 - Present:
La von Duddleson Krumb Professor of Mineral Engineering, Columbia
University
1978 - 1983:
Professor of Mineral Engineering, Columbia University
May - July 1977:
Visiting Scientist, University of Melbourne
January - April, 1977:
Visiting Professor/Scientist, Indian Institute of Science, Bangalore
1970 - 1978:
Associate Professor of Mineral Engineering, Columbia University
May - July 1976:
Acting Chairman, School of Mines, Columbia University
1967 - 1970:
Research Chemist, R.J. Reynolds Industries, Inc., Winston_Salem
1965 - 1967:
Senior Research Engineer, Intern. Minerals & Chemical Corp.,
Libertyville, IL
1961 - 1964:
Teaching and Research Assistant at the University of California,
Berkeley
1958 - 1959:
Senior Laboratory Assistant at the National Chemical Laboratory,
Poona, India at the University of California, Berkeley
1958-1959:
Senior Laboratory Assistant at the National Chemical Laboratory,
Poona, India