Pure Products

Pure Products

• Began operation in 1980 • Specializes in pure salt crystallization o Caustic (NaOH) o NaCl, K2SO4, CaCl2, Na2SO4, KCl, KOH, etc. • Provides several thermal system designs o Falling film and forced circulation o Steam driven and vapor compression o Multiple effect and thermal recompression • Over 125 Evaporators and Crystallizers operating Worldwide Pure Products

Salt and Caustic Soda WATER TECHNOLOGIES

• Purification of NaCI, CaCl2, KOH, Na2S, etc. • Production of K2CO3 by reacting CO and KOH • Production of fertilizers (MAP, DAP in crystals, Ammonium polyphosphates, Phosphoric acid, Potash, K2SO4) • Recovery of sugar, betaine and raffinate from sugar waste • T reatment of organic wastes for recovering valuable products from the waste of dairy industry • Polymer devolatilization • Essential Amino Acid (T reonine and T riptophane) • Yeast and protein • Organic acids (Citric Acid, Glutammic Acid, Gluconin Acid) Pure Products

PURE VACUUM DRIED SALT 240 MTPD – Abu Dhabi, UAE Pure Products- Salt Crystallizer – Triple Effect Tanzania

COAL MINE WASTEWATER AND NaCI PRODUCTION Mine Pooling ;s°ftrf/njng Ultrafiltration Reverse ZLD (Evaporator < Pure Water Water ^ secondary) * (UF) ^ Osmosis (RO) ^ + Crystallizer) Road Salt • Mine wastewater and coal bed methane produced water treatment • Company has managed its mine waste-water by pumping it to an adjacent mine • Mine was facing closure and the loss of $1 OMM/week in revenue • Water savings: Recycling >99% (1590 gpm of 1600 gpm) • Salt off take value: $50-100/ton ($1.5 - $3MM/year) Pure Products-

BATTERY WASTEWATER AND Na2SO4 PRODUCTION • ZLD Project o 2 X 100 gpm Evaporators o 2 X 15 gpm Crystallizer • Battery Manufacturer • Recovers Pure Na2S04 for sale • Repeat Customer Pure Products-

Debiensko Coal Mine Wastewater and NaCI Production WATER TECHNOLOGIES

• Two main markets: o Concentration (up to 50%) o Solidification (Prills and Flakes) • Main markets are China, MEA, India, E. Europe • Growth is tied to: o Price trends of NaOH, chlorine and its derivatives o Chlorine transportation costs o Replacement of old chloro-soda cells or mercury that will be replaced by membrane Pure Products

CAUSTIC SODA CONCENTRATION 750 MTPD – Runcorn, England Pure Products 790 MTPD Triple Effect – Knapsack, Germany

WATER TECHNOLOGIES

• Fertilizer experience includes: K2SO4, Potash, P2O5, KNO3 • Designed 600 MTPD potash plant including crystallization, drying and denomination Pure Products

Pure Products

Pure Products

Pure Products

POTASH – LAYOUTS Pure Products

POTASH – LAYOUTS Pure Products