Experience
Selected projects,
1990 to the present.
Each entry below is an actual assignment: gas and solvent recovery installations for rayon, pigment and acid plants; grassroots units for nitric acid, sodium nitrite and iodised salt; formaldehyde and agrochemical revamps; processes taken from laboratory to commercial scale. The descriptions are deliberately brief — duty, capacity, outcome — and client names are omitted. Filter by the nature of the work.
Vent Mapping — Acetaldehyde & Ester Plants
Quantitative assessment and vent mapping of emission points across acetaldehyde, crotonaldehyde and ethyl acetate plants.
Gas Recovery — Phthalocyanine Pigment Plant
Gas emission control and recovery from a phthalocyanine pigment plant, recovering 12 tonnes of ammonium sulphate per day as by-product.
SO2 Recovery — Claus Process Flue Gas
Sulphur dioxide recovery from Claus-process flue gases — 20,000 m³/hr at 1.5% SO2. Project value Rs 20 crore.
Acrylonitrile Recovery from Process Vents
Recovery and recycle of acrylonitrile from process vent streams. Ongoing.
Carbon Disulphide Recovery — Rayon Plant (45,000 m³/hr)
Carbon disulphide recovery from rayon-plant effluent gases — 45,000 m³/hr, two units at Rs 40 crore each.
Carbon Disulphide Recovery — Rayon Plant (30,000 m³/hr)
Carbon disulphide recovery from rayon-plant effluent gases — 30,000 m³/hr.
Hexane VOC Recovery from Vent Gases
Recovery of hexane VOC from vent gas streams.
Methanol VOC Recovery — Multiple Vents
Recovery of methanol VOC from plant effluent gases across multiple vent streams.
Genosorb Solvent Recovery — Clariant, Germany
Process design and engineering support to Clariant, Germany for their proprietary Genosorb solvent recovery system. Multi-client engagement.
Fugitive Emission Control — Sulphuric & Chromium Plants
Fugitive emission control schemes for a sulphuric acid plant and a chromium chemical plant.
Dust-Free Air Plants (40,000–120,000 m³/hr)
Design, fabrication and commissioning of three dust-free air supply plants, 40,000–120,000 m³/hr.
Lead Dust Recovery — Glass Furnace Flue Gas
Design of a plant for the removal and recovery of lead dust from glass-furnace flue gases.
Effluent Control — Electroplating Unit
Effluent pollution control scheme for a large electroplating unit.
Ammonia Recovery from Effluent
Ammonia recovery from an effluent stream, 200 tonnes per month.
Nitric Acid & Sodium Nitrate — Grassroots Plant
Complete grassroots project for the manufacture of nitric acid and sodium nitrate — design, construction and commissioning.
Sodium Nitrite Plant
Complete project for the manufacture of sodium nitrite, achieving a product-to-by-product ratio of 10:1.
Phenol-Formaldehyde Resin — Automated Plant
Design of an automated phenol-formaldehyde resin manufacturing plant.
Potassium Nitrate Plant
Design of a plant for the manufacture of potassium nitrate.
Free-Flow Iodised Salt — Concept to Commissioning
Refined free-flow iodised salt projects — 7,500 TPY and 30,000 TPY — from concept to commissioning.
Precipitated Calcium Carbonate — 10,000 TPA
Setting up a precipitated calcium carbonate (PCC) plant, 10,000 TPA — concept to commissioning.
MPBA Revamp — 90 to 150 TPA
Revamp and capacity increase of Metaphenoxy Benzaldehyde (MPBA) from 90 to 150 tonnes.
CMAC Plant Revamp — 25 to 100 TPA
Revamp of a Cypermethric Acid Chloride (CMAC) plant — productivity improvement and capacity augmentation from 25 to 100 tonnes.
CMAC Capacity Increase — 5 to 12 TPM
Capacity increase of a CMAC manufacturing plant from 5 to 12 tonnes per month.
Sulphuric & Chlorosulphonic Acid Revamp
Revamping of a sulphuric acid plant and a chlorosulphonic acid plant.
Synthetic Resin Facilities — Modernisation
Revamping and modernisation of facilities for synthetic resin production.
Formaldehyde Plant Revamp — 65 to 100 TPD
Revamping and modernisation of a formaldehyde plant, increasing operating capacity from 65 to 100 tonnes per day.
Formaldehyde Plant Revamp — 20 to 35 TPD
Revamping of a formaldehyde plant from 20 to 35 tonnes per day.
Bromine Plant Revamp — Sea Bitterns
Revamping of two bromine plants recovering bromine from sea bitterns.
Strontium Chemicals from Indian Ores
Development and commercialisation of a process to manufacture 16 barium-free strontium chemicals from Indian ores.
Neem Pesticide (25% Azadirachtin) — Basic Engineering
Basic engineering for a neem-based natural pesticide plant producing stable 25% azadirachtin. Project cost Rs 18 crore.
Wheat Germ Oil Extraction — Equipment Design
Design of equipment for the extraction of wheat germ oil.
Gallic Acid — Lab to Commercial Scale
Scale-up of a process to manufacture gallic acid from gall nuts, from laboratory to commercial scale.
Barium Nitrate — Military Specification
Development of a process to manufacture barium nitrate to military specification.
Potassium Nitrate — Defence Specification
Development and commercialisation of a process to manufacture potassium nitrate to defence specifications.
Prototype Dhall (Lentil) Dryer
Design and development of a prototype dhall (lentil) dryer.
SBR Production Optimisation
Optimisation of Styrene-Butadiene Rubber (SBR) production.
Antidiabetic Drug Plant — Process Improvement
Process improvements and solvent recovery for an antidiabetic drug (API) plant.
Turkey Red Oil — Quality & Cost Improvement
Improvement in the quality of Turkey Red Oil with associated cost reduction.
Energy Conservation — 90% Fuel Reduction
Energy conservation studies achieving a 90% reduction in fuel consumption.
Carbon Tetrachloride Phase-Out — GIZ
Consultant to GIZ (Government of Germany) on Carbon Tetrachloride (CTC) phase-out — substitution methodology, alternate formulations, and resource person.
Formaldehyde Plant — Valuation & Advisory
Valuation of plant and machinery, with advisory on pollution control and improvements, for a formaldehyde plant.
Concentrated Nitric Acid — Technical Evaluation
Technical evaluation of offers, contract negotiation and finalisation, and planning of offsites, utilities and layout for a concentrated nitric acid plant.
Phenolic Brake-Lining Resin — Know-How
Know-how and documentation for the manufacture of phenolic brake-lining resin.