Salt and Marine Chemicals

  1. Process for the recovery of high purity salts - sodium chloride and sodium sulphate from crudes (sulphate-rich brine)
  2. A process for pharma-grade sodium chloride
  3. Production of high purity heavy basic magnesium carbonate from bittern
  4. Technology for the production of sulphate of potash & refractory grade magnesia from sea bittern
  5. Technology for production of micro nutrient enriched cattle licks
  6. Process for production of potassium nitrate from sea bittern, through selective K-precipitation technique
  7. Production of industrial grade high purity salt from sea water/subsoil and lake brines suitable for chlor-alkali manufacture
  8. A process for production of non-hazardous brominating reagent
  9. Process for the preparation of solar salt reduced levels of trace impurities, and having high purity and whiteness suitable for edible and industrial applications
  10. Preparation of low sodium salt of botanic origin – Saloni – with backward integration of cultivation of Salicornia brachiata
  11. Manufacture of sodium chloride and potassium chloride of any percentage ratio (low sodium edible salt) from mixed salt/bittern and manufacture of pure potassium chloride therefrom
  12. Preparation of low sodium salt of botanic origin – Saloni K – with backward integration of cultivation of Salicornia brachiata and Kappaphycus alvarezii
  13. Process for recovery of common salt, potassium chloride and high purity magnesia from brine in an integrated manner
  14. Double fortified salt technology for fortification of salt with iron and iodine

Membranes, Resins & Materials for water desalination, water purification and separation processes

  1. Flat sheet ultra-filtration (UF) membrane and spiral module making technology for water purification and removal of pathogens
  2. Electro-dialytic desalination for production of mineral-balanced potable water
  3. Fast and safe defluoridation of water using alumina
  4. Hollow fiber ultra-filtration membranes for water purification and removal of pathogens
  5. Process based on polymer-based ion-exchange resins for the removal of arsenic from ground water and arsenic detecting kit
  6. Hollow fibre domestic water filter of 1 LPM capacity operated under gravity without any electrical energy
  7. Preparation of specific polymeric adsorbents for the removal of arsenic and arsenic & fluoride from drinking water
  8. Nanofiltration membrane for water softening by partial desalination, decontamination and disinfection
  9. Electro-deionization unit for producing ultrapure water
  10. Rejuvenation of the end-of-life seawater reverse osmosis membrane elements
  11. Process for inter-polymer membranes for the separation/concentration of value-added chemicals/salts from aqueous/organic medium
  12. Antifouling ultrafiltration membrane for separation of oil-in water emulsion
  13. Self-powered mobile van for water purification/desalination to provide safe potable water
  14. Composite hydrophilic pervaporation membrane for alcohol-water separation
  15. Conversion of low valued salt into high valued salt (KCl to K2SO4/KNO3 or NH4NO3 to KNO3, and similar cases) by ionic metathesis using electrodialysis
  16. Flat sheet thin film composite (TFC) reverse osmosis membrane and spiral module making technology for brackish & seawater desalination including bio-degradation of organic effluent stream generated in the membrane process development
  17. A high recovery ED-RO hybrid process for water purification/desalination with high water recovery
  18. Acid and oxidative resistant cation exchange membrane based on fluorinated polymer (2 sq. m scale) for electrodialysis, electrolysis and other electrochemical processes.