Shobham, Mamta, Vishalakshi Bhanot, Suresh Gupta, and Jitendra Panwar. Mycoremediation of dyes contaminated wastewater. 63^rd Annual Conference of Association of Microbiologists of India (AMI) (Microbio Tech-2023), February 02-04, 2023, M.D. University, Rohtak, Haryana, p. 278.

Shobham, Mamta, Vishalakshi Bhanot, Suresh Gupta, and Jitendra Panwar.  Mycoremediation of Zn⁺² from wastewater. 2^nd International Conference on Water Technologies 2022 (ICWT 2022), December 01-02, 2022, IIT, Bombay.

Anil Kumar K, Arpit Bisoi, Jitendra Panwar, and Suresh Gupta. Cost-effective Synthesis of GO-MOF Composites for the Removal of Dyes from Wastewater: A Taguchi Optimization of Factors. 2^nd International Conference on Water Technologies 2022 (ICWT 2022), December 01-02, 2022, IIT, Bombay.

1.       Anil Kumar K, Jitendra Panwar, Suresh Gupta, Shobham. One-pot synthesis of metal oxide-clay composite for the evaluation of dye removal studies: Taguchi optimization of parameters and antibacterial studies. International Conference on Technological Interventions for Sustainability (CHEM-CONFLUX 22), April 14-16, 2022, Motilal Nehru National Institute of Technology Allahabad, Prayagraj, p. 67-68.

Rachael J Barla, Smita Raghuvanshi, Suresh Gupta, Analysis on Bio-Mitigation of Flue CO₂ by Chemolithotrophs in a Continuous Pilot-Scale Bubble Column Reactor, International Conference on Technological Interventions for Sustainability (CHEM-CONFLUX 22), April 14-16, 2022, Motilal Nehru National Institute of Technology Allahabad, Prayagraj, p. 235-236.

Suresh Gupta, Tanay Anand, Kirti Vardhan Jaitawat, Astitva Kumar Gupta, Pollution Control via Mass Integration in Petroleum Refining Industry, International Conference on Technological Interventions for Sustainability (CHEM-CONFLUX 22), April 14-16, 2022, Motilal Nehru National Institute of Technology Allahabad, Prayagraj, p. 281-282.

Abhishek Anand, Smita Raghuvanshi, Suresh Gupta, Simultaneous Removal of Carbon Dioxide and Nitric Oxide Utilizing a Mixed Bacterial Consortium in a Glass Bioreactor: Evaluation of Removal Efficiency, Characterization of Microbial Communities, and Value-Added Products, International Conference on Technological Interventions for Sustainability (CHEM-CONFLUX 22), April 14-16, 2022, Motilal Nehru National Institute of Technology Allahabad, Prayagraj, p. 237-238.

Shailee Gaur, Vennu Revanth, Suresh Gupta and Amit Jain, Bioconversion of Low-Cost Waste Engine Oil to A Mixture of Mono- and Di-Rhamnolipid: An Improvement of Submerged Fermentation by Parameter Optimization, International Conference on Technological Interventions for Sustainability (CHEM-CONFLUX 22), April 14-16, 2022, Motilal Nehru National Institute of Technology Allahabad, Prayagraj, p. 405-406.

Santosh Khandgave, Ankit Kothavade, Suresh Gupta, Utkarsh Maheshwari, Scope of Utilization of Mix-Bed Adsorbent for Effective Multi-Pollutant Removal, Proceedings of International Conference on Advances in Chemical Science and Petrochemical Engineering (ACAPE-2020) organized by Department of Chemical Engineering & Department of Petroleum Studies, Zakir Hussain College of Engineering and Technology, Aligarh Muslim University, February 22-24, 2020.

Anil Kumar K, Kusum Kumar B, Suresh Gupta, Jitendra Panwar, Synthesis of CuO (I&II) Nanoparticles by Mixed Oxidation State Cu precursors and its Application for the Removal of Heavy Metal Ions from an Industrial Wastewater, Proceeding of CHEM-CONFLUX²⁰, an International Conference on Energy and Environmental Technologies for Sustainable Development held at MNNIT Allahabad during February 14-16, 2020.

Abhishek Anand, Smita Raghuvanshi, Suresh Gupta, “A Sustainable Approach Towards Non photosynthetic Conversion of Carbon di oxide to Bio-diesel utilizing mixed microbial cultures – Steps towards climate change”, Proceedings of Engineering Sustainable Development Conference ESD-2019, organised by AIChE Institute of Sustainability, held at Korea University, December 12-13, 2019.

Utkarsh Maheshwari, Raju Kale, Rohit Deve, and Suresh Gutpa, "Gaps in the conventional adsorption process for industrial wastewater treatment", Proceedings of "New Frontiers in Chemical Engineering:, organized by Department of Chemical Engineering, Pravara Rural Engineering College, Loni, Dist. Ahmednagar (MS) , March 14-16, 2018.

Rajat Doshi, Rajib Mukherjee, Urmila M. Diwekar, Suresh Gupta, Arti A. Rajput, Application of Adsorbate Solid Solution Theory to Design Novel Adsorbents for Arsenic Removal Using Computer-Aided Molecular Design, presented in 18 AICHE Annual Meeting on the theme of AICHE + Chemical Engineering: Today, Tommorow and Leading the Future, Pittsburgh, PA, October 28 - Novermber 02, 2018.

S. K. Pradhan, N. S. Mangesh, J. Panwar, Suresh Gupta, 2018. Synthesis of cobalt oxide nanoparticles for the removal of Cu(II) from aqueous solution, Paper presented in 23rd International Congress of Chemical and Process Engineering (CHISA 2018), Prague, Czeck republic, August 25-30, 2018.

Somesh Mishra, Smita Raghuvanshi, Suresh Gupta, “Gaseous phase CO2 bio-mitigation using mixed microbial population in an indigenously developed packed bed bioreactor”, Proceedings of 23rd International Congress of Chemical and Process Engineering (CHISA 2018) Prague, Czeck republic, August 25-30, 2018.

Smita Raghuvanshi, Somesh Mishra, Suresh Gupta, "Gas chromatography-mass spectrometry analysis of products obtained from CO2 mitigation using bacterial species", held at International Conference on Molecular Spectroscopy (ICMS 2017) from 8-10 December 2017 at Mahatma Gandhi University, Kottayam, Kerala, India.

S K Verma, Suresh Gupta, Anupam Singhal and S Ramachandran, “Zn recovery from electroplating sludge using stirred tank bioreactor” in 2017 AIChE Annual Meeting, Minneapolis, MN, October 29 - November 3, 2017.

Sumit Dhage, Suresh Gupta and Amit Jain, "Experimental and growth kinetics studies of bacterium isolated from waste automobile engine oil contaminated soil" Proceedings of International Conference on Waste Water Management (ICWW-2017), August 17-19, 2017, Coimbatore, India.

Sumit Dhage, Suresh Gupta and Amit Jain, "Bioremediation of Waste Engine Oil by Bacteria Isolated from Engine-oil Contamined Soil", Proceedings of  6th National Conference On Chemical & Environmental Sciences (NCCES -2017), Under aegis of The Indian Science Congress Association (Kurukshetra Chapter) April 01, 2017, Panipat, India.

Suresh Gupta, Sakshi Batra, Sushil Kumar, “Treatment Of Wastewater Contaminated Methylene Blue Dye And Reactive Orange-16 Using Bioremediation”, Proceeding of 69th Annual Session of IIChE (CHEMCON-2016), jointly organized by Indian Institute of Chemical Engineers, Chennai Regional Centre in association with A.C. Tech Anna University, Chennai, 27-30 December 2016.

Somesh Mishra, Suresh Gupta, Smita Raghuvanshi, Siva Krishna, “Mitigation of CO2 using isolated species from Sewage Treatment Plant: A biobased approach”, 3rd International Conference on Chemical, Biological, and Environmental Sciences (ICCBES'15). Proceedings of IAAST, held on Dec 31-2015 to Jan-1, 2016 at Bangkok, Thailand.

Suresh Gupta, Nadkarni Shradha Mangesh, Arpit Bhutani, and Riddhi Jain, Cobalt Oxide Nanoparticles for the Removal Of Cu (II) from Aqueous Solution, 3rd International Conference on Chemical, Biological, and Environmental Sciences (ICCBES'15). Proceedings of IAAST, held on Dec 31-2015 to Jan-1, 2016 at Bangkok, Thailand.

Utkarsh Maheshwari and Suresh Gupta,  Activated Neem Bark as a Potential Low-Cost adsorbent for the Removal of Cr(VI), Cu(II) and Zn(II) from Wastewater, International Conference on Biotechnology, Nanotechnology and Environmental Engineering (ICBNE’15), organized by International Academy of Arts, Science & Technology (IAAST) at Bangkok (Thailand), April 22-23, 2015.

Utkarsh Maheshwari, Kuldeep Kuhar and Suresh Gupta, Equilibrium studies for the removal of cr(vi), cu(vi) and zn(ii) Using activated neem bark, Proceeding of 67th Annual Session of IIChE (CHEMCON-2014) and Indo-Japanese Symposium, jointly organized by Chandigarh Regional Center, IIChE and Dr, SSB University Institute of Chemical Engineering & Technology, Chandigarh, December 27-30, 2014.

Subhajit Majumder, Gayathri Gangadhar, Smita Raghuvanshi, Suresh Gupta, Optimization Of Divalent Copper Bioremediation By Acinetobacter Guillouiae Using Response Surface Methodology, Proceeding of 67th Annual Session of IIChE (CHEMCON-2014) and Indo-Japanese Symposium, jointly organized by Chandigarh Regional Center, IIChE and Dr, SSB University Institute of Chemical Engineering & Technology, Chandigarh, December 27-30, 2014.

Sakshi Batra, Suresh Gupta, Experimentaland theoretical studies for removal of dyes from industrial wastewater using bioremediation, Proceeding of 67th Annual Session of IIChE (CHEMCON-2014) and Indo-Japanese Symposium, jointly organized by Chandigarh Regional Center, IIChE and Dr, SSB University Institute of Chemical Engineering & Technology, Chandigarh, December, 27-30 2014.

KalyaneeAmbatkar, Suresh Gupta, SubhajitMajumder, Experimental study for the removal of hexavalent chromium from industrial wastewater using bioremediation, Proceeding of 67th Annual Session of IIChE (CHEMCON-2014) and Indo-Japanese Symposium, jointly organized by Chandigarh Regional Center, IIChE and Dr, SSB University Institute of Chemical Engineering & Technology, Chandigarh, December 27-30, 2014.

Madhuri Nori, Suresh Gupta, Saee Vyawahare, Development of nano-particles using physical/chemical methods for the recovery of heavy metals from industrial waste water, Proceeding of 67th Annual Session of IIChE (CHEMCON-2014) and Indo-Japanese Symposium, jointly organized by Chandigarh Regional Center, IIChE and Dr, SSB University Institute of Chemical Engineering & Technology, Chandigarh, December 27-30, 2014.

Subhajit Majumder, Nimisha K, Suresh Gupta, Optimization of Process Parameters in Bioremediation of Cr(VI) Contaminated Aqueous Solution through Response Surface Methodology, 2014 AIChE Annual Meeting, Atlanta Marriott Marquis, Hilton Atlanta,  November 16-21, 2014.

Suresh Gupta and Utkarsh Maheshwari, Copper (II) Removal Using Activated Neem Bark from Waste Water As a Low Cost Adsorbent: Column Studies, 2014 AIChE Annual Meeting, Atlanta Marriott Marquis, Hilton Atlanta,  November 16-21, 2014.

Pratibha Pal, Somesh Mishra, Suresh Gupta, Smita Raghuvanshi,  Utilizatilization of Mixed Culture and Isolated Species for Biomitigation of CO2, 2014 AIChE Annual Meeting, Atlanta Marriott Marquis, Hilton Atlanta,  November 16-21, 2014.

Saee Vyawahare, Saswat Kumar Pradhan, Suresh Gupta, Removal of Heavy Metal Ions from Industrial Waste Water Using Metallic Nanoparticles as Adsorbents. Proceedings of National Conference on Nanotechnology and Renewable Energy, Department of Applied Sciences and Humanities, Jamia Millia Islamia, New Delhi, April 28 – 29, 2014.

Subhajit Majumder, Amrita Singh, Smita Raghuvanshi, Suresh Gupta, Bioremediation growth kinetics of Cr(VI) contaminated aqueous solution using Pseudomonas sp., an indigenous microbial strain isolated from aerobic mixed culture, Proceedings of 2014 International Congress on Environmental, Biotechnology, and Chemistry Engineering (CEBCE 2014), SAISE, Pune, India, February 21-23, 2014.

Saee Vyawahare, Suresh Gupta, Removal of Cu(II) from Aqueous Solution using Nanoparticles as Adsorbents, Proceedings of International Symposium & 66^th Annual Session of IIChE in association with International Partners (CHEMCON-2013), Department of Chemical Engineering, University Institute of Chemical Technology, Mumbai, India, December 27-30, 2013.

Arun, Utkarsh Maheshwari, Suresh Gupta, Removal of Zn(II) from Aqueous Solutions using Activated Neem Bark as an Adsorbent: Equilibrium Studies, Proceedings of International Symposium & 66^th Annual Session of IIChE in association with International Partners (CHEMCON-2013), Department of Chemical Engineering, University Institute of Chemical Technology, Mumbai, India, December 27-30, 2013.

Utkarsh Maheshwari, Suresh Gupta, Column studies for Chromium(VI) removal using Activated Neem Bark as a low cost adsorbent, Proceedings of International Symposium & 66th Annual Session of IIChE in association with International Partners (CHEMCON-2013), Department of Chemical Engineering, University Institute of Chemical Technology, Mumbai, India, December 27-30, 2013.

Subhajit Majumder, Gayathri Gangadhar, Smita Raghuvanshi, Suresh Gupta, Bioremediation of Cu(II) Contaminated Aqueous Solution Using Acinetobactor sp., Proceedings of International Symposium & 66th Annual Session of IIChE in association with International Partners (CHEMCON-2013), Department of Chemical Engineering, University Institute of Chemical Technology, Mumbai, India, December 27-30, 2013.

Avinash Narayan, Suresh Gupta, Smita Raghuvanshi, Experimental studies for biodegradation of dichloromethane, Proceedings of International Symposium & 66th Annual Session of IIChE in association with International Partners (CHEMCON-2013), Department of Chemical Engineering, University Institute of Chemical Technology, Mumbai, India, December 27-30, 2013.

Subhajit Majumder, Amrita, Smita Raghuvanshi, Suresh Gupta, Bioremediation of Cr(VI) Contaminated Aqueous Solution using Pseudomonas sp., Proceedings of International Symposium & 66th Annual Session of IIChE in association with International Partners (CHEMCON-2013), Department of Chemical Engineering, University Institute of Chemical Technology, Mumbai, India, December 27-30, 2013.

Somesh Mishra, Pratibha Pal, Suresh Gupta, Smita Raghuvanshi, Experimental studies for CO₂ mitigation using acclimated mixed culture, Proceedings of International Symposium & 66th Annual Session of IIChE in association with International Partners (CHEMCON-2013), Department of Chemical Engineering, University Institute of Chemical Technology, Mumbai, India, December 27-30, 2013.

Gayathri Gangadhar, Subhajit Majumder, Smita Raghuvanshi, Suresh Gupta, Biofiltration of Cu (II) Using Acclimated Mixed Culture, Proceedings of 2013 AIChE Annual Meeting, Hilton San Francisco Union Square, San Francisco, CA, November 3 – 8, 2013.

Subhajit Majumder, Gayathri Gangadhar, Smita Raghuvanshi, Suresh Gupta, Bioremediation of Cu(II) contaminated aqueous solution using Acinetobactor Sp. Proceedings of 2013 AIChE Annual Meeting, Hilton San Francisco Union Square, San Francisco, CA, November 3 – 8, 2013.

Utkarsh Maheshwari, Bhuvanesh M., Suresh Gupta, Kinetic studies for the removal of copper from industrial wastewater using activated neem (Azadirachta indica) bark. Proceedings of 2013 AIChE Annual Meeting, Hilton San Francisco Union Square, San Francisco, CA, November 3 – 8, 2013.

Somesh Mishra, Suresh Gupta, Smita Raghuvanshi, A green approach to mitigate CO₂ using mixed microbial culture. Proceedings of 2013 AIChE Annual Meeting, Hilton San Francisco Union Square, San Francisco, CA, November 3 – 8, 2013.

Isha Nagpurkar, Somesh Mishra, Smita Raghuvanshi, Suresh Gupta, Mitigation of CO₂ Using microalgae Chlorella minutissima, Proceedings of International Symposium & 65 th Annual Session of IIChE in association with International Partners (CHEMCON-2012), Department of Chemical Engineering, Dr. B.R. Ambedkar National Institute of Technology, Jalandhar, India, December 27-30, 2012.

Somesh Mishra, Smita Raghuvanshi, Suresh Gupta, Batch studies on biomitigation of Carbon dioxide (CO2) using mixed culture , Proceedings of International Symposium & 65 th Annual Session of IIChE in association with International Partners (CHEMCON-2012), Department of Chemical Engineering, Dr. B.R. Ambedkar National Institute of Technology, Jalandhar, India, December 27-30, 2012.

Utkarsh Maheshwari, Suresh Gupta, Equilibrium Studies for the Removal of Copper (II) using Activated Neem Bark as a Low Cost Adsorbent, Proceedings of International Symposium & 65 th Annual Session of IIChE in association with International Partners (CHEMCON-2012), Department of Chemical Engineering, Dr. B.R. Ambedkar National Institute of Technology, Jalandhar, India, December 27-30, 2012.

Smita Raghuvanshi, Suresh Gupta, B.V. Babu, Biodegradation studies of methyl, ethyl and butyl acetates by acclimated mixed culture. Proceedings of 2012 Annual Meeting of AIChE, Pittsburg, PA, USA, October 28- November 2, 2012.

Subhajit Majumder, Gayathri Gangadhar, Smita Raghuvanshi, Suresh Gupta, Bioremediation of Cu(II) Metal From Aqueous Solution by Acclimated Mixed Culture. Proceedings of 2012 Annual Meeting of AIChE, Pittsburg, PA, USA, October 28- November 2, 2012.

Suresh Gupta,  Utilization of mixed microbial culture to mitigate carbon dioxide, Proceedings of 3^rd World Congress on Biotechnology, OMICS Group, HICC, Hyderabad, India, September 13-15, 2012.

Subhajit Majumder, Smita Raghuvanshi, Suresh Gupta, Bioremediation of Cr(VI) by acclimated mixed culture: kinetic study, Proceedings of 3^rd World Congress on Biotechnology, OMICS Group, HICC, Hyderabad, India, September 13-15, 2012.

Somesh Mishra, Smita Raghuvanshi, Suresh Gupta, Feasibility of Mixed Culture to Mitigate CO2, "Proceedings of National Conference (TACEE – 2012) on Technological Advancements in Chemical and Environmental Engineering, March 23-24, 2012, Pilani, India.

Gayathri Gangadhar, Subhajit Majumder, Smita Raghuvanshi, Suresh Gupta, Bioremediation kinetics of Cu(II) using acclimated mixed culture, Proceedings of Technological Advancements in Chemical and Environmental Engineering (TACEE-2012), Department of Chemical Engineering, BITS-Pilani, Pilani Campus, India, May 23-24, 2012.

R. J. Bhargavi, V. Vadlamudi, Suresh Gupta, Optimisation of heat exchanger area requirement for a natural gas processing plant using genetic algorithm, Proceedings of International Symposium & 64^th Annual Session of IIChE in association with International Partners (CHEMCON-2011), Department of Chemical Engineering, M.S. Ramaiah Institute of Technology, Banglore, India, December 27-29, 2011.

D. Aditya, R. J. Bhargavi, Suresh Gupta, Kinetics studies for the removal of Cr(VI) from wastewater using aluminum based nanoadsorbent, Proceedings of International Symposium & 64^th Annual Session of IIChE in association with International Partners (CHEMCON-2011), Department of Chemical Engineering, M.S. Ramaiah Institute of Technology, Banglore, India, December 27-29, 2011.

Smita Raghuvanshi, Suresh Gupta, B. V. Babu, Application of biofilter system for removal of ethyl acetate, Proceedings of International Symposium & 64^th Annual Session of IIChE in association with International Partners (CHEMCON-2011), Department of Chemical Engineering, M.S. Ramaiah Institute of Technology, Banglore, India, December 27-29, 2011.

Subhajit Majumder, D. D. Biswas, Smita Raghuvanshi, Suresh Gupta, Biodegradation kinetics of Zn (II) using acclimated mixed culture, Proceedings of International Symposium & 64^th Annual Session of IIChE in association with International Partners (CHEMCON-2011), Department of Chemical Engineering, M.S. Ramaiah Institute of Technology, Banglore, India, December 27-29, 2011.

Subhajit Majumder, Smita Raghuvanshi, Suresh Gupta, Biodegradation kinetics of Cr (VI) by acclimated mixed culture, Proceedings of 5^th International Congress of Chemistry and Environment (ICCE-2011) in association with International Partners, Glory Beach Resort, Port Dickson, Negeri Senbilan, Malaysia, May 27-29, 2011.

D. Aditya, Rohan Parmar, Suresh Gupta, Nano-adsorbents for wastewater treatment: a review, Proceedings of 5^th International Congress of Chemistry and Environment (ICCE-2011) in association with International Partners, Glory Beach Resort, Port Dickson, Negeri Senbilan, Malaysia, May 27-29, 2011.

Smita Raghuvanshi, Suresh Gupta, Environmental impact assessment of metro rail project, Proceedings of 5^th International Congress of Chemistry and Environment (ICCE-2011) in association with International Partners, Glory Beach Resort, Port Dickson, Negeri Senbilan, Malaysia, May 27-29, 2011.

Utkarsh Maheshwari, Suresh Gupta, Batch studies for the removal of zinc from aqueous solution using chemically activated neem bark, Proceedings of International Symposium & 64^th Annual Session of IIChE in association with International Partners (CHEMCON-2011), Department of Chemical Engineering, M.S. Ramaiah Institute of Technology, Banglore, India, December 27-29, 2011.

Utkarsh Maheshwari, Suresh Gupta, Kinetic and equilibrium studies of Cr (VI) removal from aqueous solutions using activated neem bark, Proceedings of 5^th International Congress of Chemistry and Environment (ICCE-2011) in association with International Partners, Glory Beach Resort, Port Dickson, Negeri Senbilan, Malaysia, May 27-29, 2011.

Suman, N. K. Singh, Suresh Gupta, Total cost targeting of heat exchanger network by incorporating piping cost using pinch design method, Proceedings of Conference on International Conference on Recent Advances In Chemical Engineering And Technology, Indian Institute of Chemical Engineers, Chemical Engineering Group, Cochin University of Science and Technology, Cochin, India, 10-12 March 2011.

R. Kalia, A. Tomar, Suresh Gupta, Boundary layer flow over porous vertical parallel plates with heat radiation, Proceedings of International Symposium & 63rd Annual Session of IIChE in association with International Partners (CHEMCON-2010), Department of Chemical Engineering, Annamalai University, December 27-29, 2010.

M. A. Jha, A. Chajjer, D. Aditya, Suresh Gupta, Removal of phenol from wastewater using ultrasonic degradation, Proceedings of International Symposium & 63rd Annual Session of IIChE in association with International Partners (CHEMCON-2010), Department of Chemical Engineering, Annamalai University, December 27-29, 2010.

Utkarsh Maheshwari, Suresh Gupta, Kinetics and equilibrium studies of chromium (VI) removal from aqueous solutions using neem bark as a low cost adsorbent, Proceedings of International Symposium & 63rd Annual Session of IIChE in association with International Partners (CHEMCON-2010), Department of Chemical Engineering, Annamalai University, December 27-29, 2010.

Subhajit Majumder, Suresh Gupta, Biofiltration for heavy metals removal: a state-of-the-art review, Proceedings of International Symposium & 63rd Annual Session of IIChE in association with International Partners (CHEMCON-2010), Department of Chemical Engineering, Annamalai University, December 27-29, 2010.

Amita Ummadisingu, Suresh Gupta,  Utilization of chitosan prepared from seafood industry waste to clean up oil spills, Proceedings of International Symposium & 62nd Annual Session of IIChE in association with International Partners (CHEMCON-2009), Andhra University, Visakhapatnam, December 27-30, 2009.

Suresh Gupta, B. V. Babu, Removal of Cr(VI) from wastewater using fly ash as an adsorbent, Proceedings of International Symposium & 61st Annual Session of IIChE in association with International Partners (CHEMCON-2008), Panjab University, Chandigarh, December 27-30, 2008.

Suresh Gupta, B. V. Babu, Economic feasibility analysis of low cost adsorbents for the removal of Cr(VI) from waste water, Proceedings of International Convention on Water Resources Development and Management (ICWRDM), BITS Pilani, October 23-26, 2008.

Suresh Gupta, B. V. Babu, Removal of toxic metal Cr(VI) from industrial wastewater using sawdust as adsorbent: equilibrium, kinetics and regeneration studies, Proceedings of 18^th International Congress of Chemical and Process Engineering (CHISA-2008), Prague, Czech Republic, August 24-28, 2008.

Suresh Gupta, B. V. Babu, Adsorption of chromium (VI) by a low-cost adsorbent prepared from tamarind seeds, Proceedings of International Symposium & 59th Annual Session of IIChE in association with International Partners (CHEMCON), GNFC Complex, Bharuch, Dec 27-30, 2006.

Suresh Gupta, B. V. Babu, Adsorption of Cr(VI) by a low-cost adsorbent prepared from neem leaves, Proceedings of National Conference on Environmental Conservation (NCEC-2006), BITS-Pilani, September 1-3, 2006.

Suresh Gupta, B. V. Babu, Modeling and simulation of fixed bed adsorption column: effect of operating variables, Proceedings of International Congress Chemistry and Environment (ICCE-2005), Indore, December 24-26, 2005, pp. 391-394, 2005.

Suresh Gupta, B. V. Babu, Kinetic modeling of fixed bed adsorption column, Proceedings of International Symposium & 58th Annual Session of IIChE in association with International Partners (CHEMCON-2005), New Delhi, December 14-17, 2005.

B. V. Babu, Suresh Gupta, Modeling and simulation for dynamics of packed bed adsorption, Proceedings of International Symposium & 57th Annual Session of IIChE in association with AIChE (CHEMCON-2004), Mumbai, December 27-30, 2004.