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US4165264A - Ammonia leaching - Google Patents


An improved process for obtaining copper from a copper sulfide, in which: the copper sulfide is treated with oxygen and an aqueous leaching solution of ammonium carbonate, to form a leach liquor which contains ammonia complexes of copper sulfate and copper carbonate; the leach liquor is heated to form gaseous ammonia …


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Solubility table - Wikipedia


The table below provides information on the variation of solubility of different substances (mostly inorganic compounds) in water with temperature, at 1 atmosphere pressure.


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Ammonium Carbonate - The Chemical Company


TCC's Ammonium Carbonate, also known as baker's ammonia or hartshorn, is a white, crystalline salt with the chemical formula (NH4)2CO3. Commercial samples labeled ammonium carbonate no longer contain this compound, but a mixture that has similar ammonia content.


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Patent CA1153984A - Ammonia leaching - Google Patents


AMMONIA LEACHING Abstract-of the Disclosure An improved process for obtaining copper from a copper sulfide, in which: the copper sulfide is treated with oxygen and an aqueous leaching solution of ammonium carbonate, to form a leach liquor which contains ammonia complexes of copper sulfate and copper carbonate; the leach …


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What is ammonium carbonate? - Quora


Ammonium carbonate, formula (NH(sub-4))(sub-2)(CO(sub-3)), has 2 ammonium cations and 1 carbonate anion. It can be created by reacting ammonia with carbonic acid or by reacting ammonia with carbon dioxide and water.


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