Water Treatment Chemical Engineering

Sathishkumar Santharam, Ph.D., P.E. (TX & KS)

832-***-**** ******@*****.***

***** ***** **, ********, ** 77407

ENVIRONMENTAL PROCESS ENGINEER

Highly motivated, knowledgeable and results-driven Chemical & Environmental Engineer with 15+ years of experience in water and wastewater treatment, air pollution and soil & groundwater remediation

Environmental subject matter expert (SME) in several oil & gas and chemical process industry projects

Consistently demonstrate high levels of initiative and problem-solving skills in complex engineering environments

Areas of Expertise:

Refinery and Chemical Industry Wastewater Treatment

Air Pollution Control-Thermal Oxidizers, Flares, Permitting Support

Industrial Water Treatment: Oil & Gas, Offshore Water Treatment, Fracking/Produced/Flowback

Air emissions estimation: AP-42 methods, combustion modeling and fugitive emissions

Process Water Treatment for

Industrial Applications

Water Treatment: Drinking Water, Ultrapure Water, Desalination

Reverse Osmosis, Ion Exchange, EDI

Membrane Filtration

Municipal Wastewater Treatment & Reuse

Nutrient Remov al

Biosolids Treatment & Disposal

Lagoons

Wastewater Collection & Treatment

Pump Station Design and Installation

Bioremediation

Phytoremediation

Remedial Design

Site Characterization

Feasibility Studies

Hydrogeology

Groundwater Modeling

Remediation Implementation

Project Management

PROFESSIONAL EXPERIENCE & ACHIEVEMENTS

Jacobs Engineering Group, Inc, 5995 Rogerdale Rd, Houston, TX 77072 2014–Present

Engineering Project Manager-Environmental Process Engineering

-Environmental engineering and permitting support for construction of a 100,000 BPSD Fractionator Unit and a 100,000 BPSD crude condensate splitter unit, Midstream Phase II Program, Phillips 66, Sweeny, Texas.

oProcess scoping and design of emission controls and new wastewater treatment system or upgrades.

oEstimated air emissions for processes, utilities, fugitives, and MSS activities and define emission reduction options.

oRaw water treatment scoping, conceptual design - technology and equipment evaluation, and preliminary design

-Environmental engineering and permitting support for Design and Construction of 150 KMT/yr grassroots Alimet® (88 wt.% aqueous methionine) production facility, Texas. Confidential Client.

oPerformed combustion calculations and emission estimates for the HCN Unit Absorber Off Gas combustion in Thermal Oxidizer and Flare; and HCN Converter start up and shutdown emission estimates.

oDevelop wastewater material balance, and evaluate wastewater pretreatment design to meet hazardous and non-hazardous deep well injection water quality limitations.

oCoordinate with the Thermal Oxidizer vendors on emission factors and rates.

-Water and Wastewater Treatment SME, Monomer and Latex Polymer Project, NALCO Champion, Odessa & Corsicana, Texas

oDevelop water balance and minimize waste disposal.

oDeveloped PFDs for the integrated water and wastewater treatment system to treat 150 gpm of blended water from wells and treated effluent. The blended water was pretreated to be used for cooling tower and backwashes. The pretreated water was further treated to obtain deionized high purity water for process.

oDeveloped an innovative and optimized treatment scheme to treat multiple contaminants. Coordinated with vendors for water treatment and wastewater treatment system design. Developed RFP package for vendor budget quotes for water and wastewater treatment system. Review budget proposals from vendors and attend vendor meetings to clarify the proposal.

-Industrial Wastewater Treatment Expert, Wastewater Treatment Options Study, Confidential Client, Brookshire, Texas

oReview wastewater data from similar facilities, past studies, pretreatment limits, TPDES permit; and calculate wastewater hydraulic and contaminant loadings and impacts to the POTW collection and treatment system.

o Developed a request for proposal (RFP) to conduct a bench-scale study to evaluate technologies and also to determine the optimum operational conditions to treat the wastewater.

oIdentify potential water treatment equipment vendors capable of performing the bench-scale study and send out RFP. Review budget proposals from vendors, obtain clarifications and provide a final recommendation to the client.

oAssist the client in the process of applying for a variance to the existing pretreatment limits established by the Brookshire MWD

-: Environmental Process Engineer, Project Newton, Confidential Client, Green Lake, Texas

oProviding complete environmental support for the project. Provide engineering calculations and results to the third party consultant preparing the PSD (Prevention of Significant Deterioration) Air Permit and Title V Permit Packages. Specifically, performed combustion calculations and emission estimates for the HCN Unit Absorber Off Gas combustion in Thermal Oxidizer and Flare; and HCN Converter start up and shutdown emission estimates.

oReview Dispersion Modeling results and coordinate with the third party consultant in estimating emissions and defining emission limits. Develop wastewater material balance, and evaluate wastewater pretreatment design to meet hazardous and non-hazardous deep well injection water quality limitations.

o Coordinate with the Thermal Oxidizer vendors on emission factors and rates. Review process design packages (PDPs) from Thermal Oxidizer vendors, Wet Gas Scrubber and Scrubber blowdown oxidation unit vendors.

oPerformed flammability analysis for vent streams to thermal oxidizers

oEstimated flue gas CO2 scrubbed in a caustic scrubber to remove SO2 and determined optimum pH for scrubbing

oDeveloped a model for sulfite blowdown oxidation

-Environmental engineering and permitting support for a grassroots vacuum Fractionator to recovery distillate from the Gofinate, Exxon Mobil Corporation, Baytown Diesel Expansion Project, Baytown, Texas

oEstimating fugitive air emissions, and furnace emissions for a Distillate Recovery Unit (DRU) processing Gofinate and heavy oil feed to produce diesel;

oEstimate fugitive air emissions, tank emissions and loading emissions at the export facilities.

oPrepared the tank data sheet for the external floating roof tank for storage of ultra-low sulfur diesel (ULSD).

oEstimated the flue gas composition and flow rate and prepared the Heater Data Sheet.

-Prevention of Significant Deterioration (PSD) Analysis and Best Available Control Technology (BACT) Evaluation for a BPA Railcar Loading Facility, SABIC Innovative Plastics, Burkville, Alabama

oConducted BACT reviews and prepared reports for particulate matter and VOCs. The detailed BACT analysis helped the client to avoid expensive controls to be installed for mitigating air pollution.

-Wastewater Treatment Engineer for 1.5 MGD Digester Replacement for West Harris County Municipal Utility District 11 (WHC MUD 11) Wastewater Treatment Plant

o Review the sludge digester design calculations and the whole plant design for proposed future expansion including denitrification and phosphorus removal.

oPrepare a Preliminary Engineering Design Report for the replacement of sludge digesters.

oReview the sludge digester drawings and specifications.

oSite visit to understand the existing plant configuration, sludge generation rates, and equipment specs.

oWork with vendors to obtain budget quotes for blowers and diffusers. Review vendor submittals.

-Prepared detailed proposal and costing for a City of Houston project consisting of a consolidation plan to allow the abandonment of the Tidwell Timber WWTP and diverting the sanitary sewer flows to the FWSD #23 Wastewater Treatment Plant thru a combination of a sanitary sewer lift station, force main and gravity sewer systems.

oCoordinated with six sub-consultants to obtain scope and costing

oDeveloped costing for Engineering Services for 3 phases and construction

-Develop a solution for the wastewater disposal from a proposed construction industry additives manufacturing facility by developing a plan to design a wastewater treatment system to meet the pretreatment limits set by the POTW or to obtain a variance from the pretreatment limits. Wastewater Treatment Options Study, Brookshire, Texas, Client: Confidential

-Scope of Work: Air and wastewater permitting support for construction of a new unit to be built at the Manvel site capable of processing up to 30,000 metric tons (MT) per year of raw material and yield approximately 15,000 MT/year of finished “upgrade” product (organic solvents)15,000 MT/d. Enterprise - Manvel Chemical Plant Expansion, Manvel, Texas, Client: Haltermann Carless USA Inc.

-Design and Construction of a new lift station, gravity sewer and force main to serve sewer flows from a service area of 80 acres. Force main consists of 2,525 feet of 6-inch pipe to discharge to an existing manhole for final discharge to the HCID No. 18 WWTP. Size: 0.7 MGD. Springwoods Village District Sect 7 Lift Station No. 3 & Utility Extension, Client: Harris County Improvement District No. 18

-Scope of Work: Preparation of the Design and Engineering Services for the Springwoods Village Spring Stuebner Storm Water Detention. Construction of a dry detention pond and storm water pump station to serve 80 acres of new development. Size: 7.8 MGD. Springwoods Village District Sect 7 Drainage And Detention Facility To Serve Regency Tract. Client: Harris County Improvement District No. 18

-The South African government issued new NOx, SO2, and particulate emissions standards for oil refineries. Jacobs’ scope was to evaluate FCC emission control options and aid ENGEN in selecting the most cost-effective options that meet the ENGEN corporate goals. FCC Emission Control Project, South Africa, Client: ENGEN Refinery

Bob Johnson & Associates, Inc., 16420 W Hardy Rd, Suite 100, Houston, TX 77060 2012–2014

Senior Corporate Engineer

Design and implement water and wastewater treatment projects for municipal, industrial, and commercial clients. Review RFPs and specifications and prepare proposals and costing. Perform water analysis and anti-scalant modeling, reverse osmosis projections. Develop Process & Instrumentation Diagrams / Process Flow Diagrams (PID / PFD) based on the water analysis and project requirements. Selection and sizing of equipment, instruments, treatment media, skids etc. Provide support to sales personnel and attend meetings with sales personnel to clarify technical details. Consulting for public water system (PWS) and membrane filtration brine discharge permit application with Texas Commission on Environmental Quality (TCEQ).

-Developed water treatment design for fracking water and sea water to convert to reusable quality and for potable purposes

-Review RFP bid and specifications and developed dozens of proposals and costing eventually winning most of the bids

oProcess water treatment for Oil & Gas industries

oDrinking water treatment for Oil & Gas industries

oClosed & Open Drain Sumps for Oil & Gas industries

-Develop design & costing for offshore truckwash, equipment/skid wash, and machinewash Wash Bay wastewater treatment

-Design & carry out bench scale study to resolve effluent zinc compliance issue for a plastic industry in La Porte, Texas

-Drinking water supply project in West Texas: 50 MGD of groundwater from one city is proposed to be pumped out and treated to drinking water standards and transported to another city located 93 miles away

-Troubleshoot issues in a 1.0 MGD reverse osmosis water reclamation plant at a theme park in Galveston, Texas – treatment of sewage effluent for golf course and aquarium use

-Designed Ion Exchange Filter systems for removal of radium for a MUD in Houston

-Groundwater treatment to remove sulfate and hardness by ion exchange

-Compile Pilot Exception Request Application Package to TCEQ for membrane filtration facilities

-Perform laboratory water quality analysis, study scaling potential and perform anti-scalant dosing calculations using Hyd-RO-Dose Reverse Osmosis modeling in French Creek Software

BG Consultants, Inc., 4806 Vue Du Lac, Manhattan, KS 66503 2011–2012

Environmental Engineer

Design and implement water, wastewater and stormwater projects primarily for municipal clients. Wastewater collection, treatment, and reuse; water treatment, storage, and distribution; stormwater treatment and runoff control. Design includes all phases - new, upgrade and rehabilitation. Evaluate existing facility/unit and develop alternatives with cost estimates and prepare preliminary engineering report for submittal to the client and regulatory agencies.

-Headworks upgrade design for a 2 MGD wastewater treatment facility.that involved reconstruction and bypass of wastewater

-Nutrient removal and optimization design for a 2 MGD ICEAS SBR wastewater treatment facility

-Assist in water distribution system rehabilitation design for a 0.2 MGD system

-Assist in developing proposal for source water treatment for a hatchery; preliminary design of lake intake screen to prevent aquatic nuisance species and micron filtration for a 10 MGD system

-Evaluation of CCTV inspection videos of sewer lines and develop rehabilitation design

-Pump station design for a 7-mile force main to transfer wastewater from a sewer district to the nearby City

-Lagoon design for a sewer district, with effluent reuse for a golf course irrigation

Kansas Department of Health & Environment (KDHE), 1000 SW Jackson, Suite 420, Topeka, KS 66612 2007–2011

Engineering Associate III

Complete technical and regulatory reviews of engineering reports, plans, and specifications for municipal wastewater collection and treatment system construction projects and conduct field investigations of wastewater collection and treatment facilities. Draft Environmental Assessment and Finding of No Significant Impact (FONSI) documents. Manage Schedule of Compliance tracking database and issue National Pollutant Discharge Elimination System (NPDES) permits. Administer privately and Kansas Water Pollution Control Revolving Loan Fund (KWPCRLF) financed projects. Ensure sewer extension applications and new pump stations are in compliance with state and federal regulations.

-Completed several projects with 5+ year stagnancy within 1 year through effective collaboration between city officials, consulting engineers, and financial consultants.

-Saved clients hundreds of thousands of dollars through suggested improvements to wastewater collection and treatment system design.

-Quickly moved 4 American Recovery and Reinvestment Act (ARRA) projects to “shovel ready” status within 1 year of Act’s passing.

-Effectively administer KWPCRLF fund amounts of up to $6M.

-Assist other Bureau sections with technical processes including watershed permitting, surface water quality standards, continuing planning processes (CPP), total maximum daily loads (TMDL), 305(b), and 303(d) lists.

Kansas State University, Department of Chemical Engineering, 1005 Durland Hall Manhattan, KS 66506 2003–2007

Graduate Research Assistant, Department of Chemical Engineering

Performed bioremediation feasibility studies for chlorinated solvent contaminated groundwater site. Conducted laboratory fate experiments for tetrachloroethylene (PCE) and carbon tetrachloride (CT) in 6-channel soil system. Designed and executed tracer studies to characterize hydrogeology and bioremediation pilot study at PCE contaminated site. Collected groundwater samples on weekly basis and analyzed results in Gas and Ion Chromatograph. Prepared and presented weekly and quarterly reports.

-Authored and presented several technical papers at professional meetings.

-Completed comprehensive work plan for pilot study and approval from the EPA and the funding agency (KDHE).

-Authored book on bioremediation of chlorinated solvents.

-Received 2nd Place in Graduate Research Forum, 2006.

Seldeep Water Treatment Systems, Chennai, India 2000–2003

Consultant

Developed and installed drinking water facilities and water treatment systems. Assisted clients with obtaining Bureau of Indian Standards (BIS) certification. Supervised team of chemist and microbiologist. Provided estimates to clientele and secured business orders for new water treatment facility projects.

-Key player in transformation and improvement of 4 drinking water treatment facilities; each met BIS standards and achieved BIS Certification.

Thooymai, Chennai, India 1998–2000

Environmental Engineer

Designed effluent treatment plants (ETP) for tanneries and aquaculture processing facilities. Devised and installed drinking water facilities and wastewater treatment systems. Collaborated with ETP engineers, operators, and government officials in design process.

-Published technical paper on tannery effluent treatment.

-Conceived and proposed innovative “Green” solution for tannery effluent treatment.

Ramco Systems, Chennai, India 1996–1998

Senior Product Executive

Implemented Optima™ Fuzzy Logic Control System (OFLCS) for online process optimization in cement plants. Worked with cement factory staff including operators, managers, and process, mechanical, and instrumentation engineers. Conducted OFLCS demonstrations for prospective clients.

-Developed and implemented Quality Control Module Software for improving and producing consistent quality of cement.

-Streamlined processes and decreased OFLCS implementation time 50% from 8 months to 4 months.

-Achieved record cement production per shift for Vasavadatta Cements Ltd.

-Received bonus for Outstanding Performance during annual appraisal.

Kansas State University, Manhattan, KS 1993–1996

Graduate Research Assistant, Department of Chemical Engineering

Performed bioremediation and phytoremediation modeling studies for petroleum and coal tar hydrocarbon contaminated soil. Conceived innovative method and developed model for treating NAPL contaminated groundwater by combining enhanced pump and treat and phytoremediation.

-Authored and presented several technical papers at professional meetings.

Indian Institute of Technology, Chennai (Madras), India 1992

Project Associate, Department of Chemical Engineering

-Designed Pilot-Scale Bioreactor for production of ethanol from sorghum juice.

-Completed laboratory column studies to investigate removal and recovery of chromium by bio-sorption to fungi.

TECHNICAL SKILLS

Instruments: Gas Chromatograph (GC) Ion Chromatograph (IC) HACH DR 5000

Technical Software: French Creek Hyd-RO-Dose Reverse Osmosis Modeling, AutoCAD, AQUIFAS, Arc – GIS Scilab SLAEM SAS

EDUCATION & PROFESSIONAL CREDENTIALS

Ph.D. in Chemical Engineering, 2008: Kansas State University, Manhattan, KS

M.S. in Chemical Engineering, 1996: Kansas State University, Manhattan, KS

B.Tech. in Chemical Engineering, 1992: Indian Institute of Technology, Chennai (Madras), India

P.E. (Environmental Engineering) Licensure (TX & KS)

40-Hour HAZWOPER Training Certificate

Geoenvironmental Graduate Certificate

Nominated for the Eni Award to promote a better use of energy sources, promote research on the environment and help the new generations of researchers to emerge. Eni awards prizes for outstanding achievements in scientific works in the field of Energy and Environment including ‘The Protection of the Environment Prize’ worth 200,000 Euros. This Award is presented by The Eni Award Scientific Secretariat, FONDAZIONE ENI ENRICO MATTEI, Milan, Italy, 2011.

PROFESSIONAL AFFILIATIONS

National Society of Professional Engineers

Texas Society of Professional Engineers

American Water Works Association (AWWA)

National Ground Water Association (NGWA)

Water Environment Federation (WEF)

Kansas Water Environment Association (KWEA)

Water Environment Association of Texas (WEAT)

American Institute of Chemical Engineers (AIChE)

Sigma Xi Scientific Honor Society

BOOK

-S. Santharam. Bioremediation of Chlorinated Solvents in Aquifers-Laboratory and Field Studies. VDM Publishers, Saarbrucken, Germany, 2010.

Reviewer for Peer-Reviewed Journals:

Environmental Progress & Sustainable Energy

Water Environment Research

Water Science and Technology

PAPERS & PRESENTATIONS

Peer Reviewed Journal Articles

-S. Santharam, Davis, L. C. and Erickson, L. E. 2011. Biodegradation of Carbon Tetrachloride in Groundwater Flow Channels. Environmental Progress & Sustainable Energy. Article first published online: 8 JUL 2013, DOI: 10.1002/ep.11808.

-S. Santharam, Ibbini, J., Davis, L. C. and Erickson, L. E. 2011. Field Study of Biostimulation and Bioaugmentation for Remediation of Tetrachloroethene in Groundwater. Remediation Journal, 21:2, 51–68. doi: 10.1002/rem.20281.

-Ibbini, J., S. Santharam, L.C. Davis, and L.E. Erickson. 2009. Laboratory and Field Scale Bioremediation of Tetrachloroethene (PCE) Contaminated Groundwater. International Conference and Exhibition on Green Energy and Sustainability for Arid Regions and Mediterranean Countries, Amman, Jordan, November 10-12, 2009, 11 pages. http://www.greenenergy-jo.com/Spaper/55.pdf

-S.K. Santharam, L.E. Erickson, and L.T. Fan. Modeling the Role of Surfactant and Biodegradation in the Remediation of Aquifers with Non-Aqueous Phase Contaminants. Journal of Hazardous Materials, 53, 115-139, 1997.

Conference Proceedings/Presentations

-Mike Bradford and Sathishkumar Santharam. 2015. Removal of Emulsified O&G and TSS from Wastewater. Paper and Oral Presentation at the 76th Annual International Water Conference® sponsored by The Engineers’ Society of Western Pennsylvania, November 15-19, 2015, Orlando, FL, USA.

-S. Santharam, L.C. Davis, L.E. Erickson. 2012. Biodegradation of Carbon Tetrachloride in Laboratory Flow Channels. Oral Presentation at the 2012 AIChE Annual Meeting, Oct 28-Nov 2, 2012, Pittsburgh, PA, USA.

-S. Santharam, L.C. Davis, L.E. Erickson and J. Ibbini. 2011. Attenuation of Tetrachloroethylene in Groundwater by Bioremediation. Oral Presentation at the AIChE Annual Meeting, Oct 16 – Oct 21, 2011, Minneapolis, MN, USA.

-S. Santharam, J. Ibbini, L.C. Davis and L.E. Erickson. Modeling and Tracer Studies for a Tetrachloroethylene Contaminated Site. Oral presentation at the American Ecological Engineering Society, Kansas State University, Manhattan, KS, May 21 - 25, 2007.

-S. Santharam, L.C. Davis and L.E. Erickson. A Laboratory Study of Biodegradation of Tetrachloroethene in Groundwater. Proceedings of the 36th Annual Biochemical Engineering Symposium, Kansas State University, Manhattan, KS, April 21, 2007, Ed Larry E Erickson, pp 127-136.

-S. Santharam and J. Ibbini. Bioremediation Pilot Study for Dry Cleaning Solvent Contaminated Groundwater in Kansas. Poster presentation at the 62nd Annual Conference, Kansas Water Environment Association, Capitol Plaza Hotel, Topeka, Kansas, April 4, 2007.

-P.A. Kulakow, S. K. Santharam, S.E. Martin, S.L. Hutchinson, A. Bhandari, L.C. Davis and L.E. Erickson. Remediation Potential for Sites Contaminated with Carbon Tetrachloride. Proceedings of the International Conference on The Future of Agriculture: Science, Stewardship, and Sustainability, Sacramento, California, August 7 - 9, 2006, P. Kulakow, M. Rankin, and L.E.Erickson, Editors, Kansas State University, Manhattan, KS, pp. 597-608 (2007).

-S. Santharam, J. Ibbini, L.C. Davis and L.E. Erickson. Field Demonstration of Bioremediation for a Tetrachloroethylene Contaminated Site. For oral presentation at the 35th Annual Biochemical Engineering Symposium, South Dakota School of Mines and Technology, Rapid City, South Dakota, April 29, 2006, Ed Patrick C Gilcrease, pp 47-57.

-S. Santharam, L.C. Davis and L.E. Erickson. In-situ Biostimulation for Remediation of Chlorinated Solvents in Groundwater: A Laboratory Study. Proceedings of 34th Annual Biochemical Engineering Symposium, University of Oklahoma, Norman, USA. April 23, 2005, Ed Roger G. Harrison, pp 105-113.

-S. Santharam, J. Ibbini, L.C. Davis and L.E. Erickson. Laboratory and Field Demonstration of Bioaugmentation for Remediation of Tetrachloroethylene. Oral Presentation at the AIChE Annual Meeting, Oct 30 – Nov 4, 2005, Cincinnati, OH, USA.

-S. Santharam, J. Ibbini, L.C. Davis and L.E. Erickson. Biodegradation of Tetrachloroethylene (PCE) in Soil and Groundwater. Proceedings of 33rd Annual Biochemical Engineering Symposium, University of Nebraska, Lincoln, USA. Ed Peter J. Reilly, pp 119-127, April 24, 2004.

-S. Santharam, L.C. Davis and L.E. Erickson. Anaerobic Biodegradation of Tetrachloroethylene (PCE) in Soil and Groundwater. Poster presentation at the 39th Midwest Regional Meeting, American Chemical Society, Manhattan, KS, USA, Oct 19-22, 2004.

-K. Viswalingam, and S.Sathishkumar. Effluent Treatment of Tanneries in Tamilnadu. Proceedings of IPC 2000, February 2000, Oral presentation at IT-BHU, Varanasi, India.

-S.K. Santharam, L.E. Erickson, and L.T. Fan. Surfactant-Enhanced Extraction and Biodegradation of a Non-Aqueous Phase Contaminant in Soil. Proceedings of the Conference on Non-Aqueous Phase Liquids (NAPLs) in the Subsurface Environment: Assessment and Remediation, November 10-17, 1996, Washington DC, USA, L.N. Reddi, Ed., American Society of Civil Engineers, New York, NY, pp. 419-430.

-S.K Santharam, L.E. Erickson, L.T. Fan and P. Gandhi. A Simple Model For Surfactant-Enhanced Remediation of a Hydrophobic Contaminant By Combining the Pump-and-Treat and Rhizosphere Technologies. Proceedings of the Tenth Annual Conference on Hazardous Waste Research, Manhattan, KS, 1995.

-S.K. Santharam, L.E. Erickson, and L.T. Fan. Surfactant-Enhanced Remediation of a Non-Aqueous Phase Contaminant in Soil. Proceedings of the 25th Annual Biochemical Engineering Symposium, Columbia, MO, USA, September 16, 1995, pp 21-30.

-Santharam, S.K., L.E. Erickson, and L.T. Fan, "Modeling the Fate of Pyrene in the Rhizosphere," Proceedings of the 24th Annual Biochemical Engineering Symposium, R.H. Davis, Ed., pp. 119-128, University of Colorado, Boulder, CO (1994).

-Erickson, L. E., L. C. Davis, S. K. Santharam, S. C. Kim, N. Muralidharan, and C. W. Rice, 1994. Biodegradation in the Rhizosphere: Analysis of the Beneficial Effects of Vegetation. 87th Annual Meeting, AWMA, Cincinnati, OH, June 19-24. Paper No.94-WA86.04.

-T. Panda, R. Suresh Kumar, C. Krishna, N.S.B. Prasad, N. Venkataraman, S.Satish Kumar and Anand Venkatesh. Biosorption of Hexavalent Chromium by Aspergillus Niger. In ACHMA-94 (International Meeting on Chemical Engineering and Biotechnology), Frankfurt Main, Germany, 5-11 June, 1994.

-S.K. Santharam, L.E. Erickson, and L.T. Fan. Modeling the Fate of Polynuclear Aromatic Hydrocarbons in the Rhizosphere. Proceedings of the Ninth Annual Conference on Hazardous Waste Research, Bozeman, MT, USA, 333-350, June 8-10, 1994.

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