parkes process in a sentence

• The Parkes process is used to separate silver or gold from lead.
• Silver is extracted using the Parkes process.
• The BRM lead refinery at Northfleet in England uses the Parkes process followed by liquation and a vacuum induction retort to recover precious metals.
• This leads to the Parkes process, an example of liquid-liquid extraction, whereby lead containing any amount of silver is melted with zinc.
• Silver is also produced during the electrolytic refining of copper and by application of the Parkes process on lead metal obtained from lead ores that contain small amounts of silver.
• The metal is primarily produced as a byproduct of electrolytic copper refining, gold, nickel, and zinc refining, and by application of the Parkes process on lead bullion from ore that also contains silver.
• Metallic silver as well as gold is removed and recovered economically by means of the Parkes process, in which zinc is added to lead and adsorbs silver, which dissolves in zinc many times more actively than in lead.
• He came to the United States in 1848 with his father Edward Balbach Sr . ( 1804 1890 ), who started the Balbach family fortune by collecting gold and silver dust from Newark jewelry shop floors, turning it into bullion . which separated gold and silver from lead, which in 1872 evolved into something closely resembling the Parkes process, which had been developed earlier ( 1850 ) in England.
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