Salt and Marine Chemicals

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

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

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