Process for production of dense soda, light soda, sodium bicarbonate and sodium silicate from solutions containing bicarbonate
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United States of America Patent
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Mar 24, 2009
Grant Date -
Aug 17, 2006
app pub date -
Nov 14, 2005
filing date -
Nov 11, 2004
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Abstract
A process related to sodium chemicals production, including the processing of bicarbonate containing solutions obtained by solution mining of trona, nahcolite or wegscheiderite reserves and the lake waters containing bicarbonates, includes the steps of purification, evaporation-decarbonation, crystallization, centrifuging, and drying.
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